Pentest Companies Directory

Showing 801-900 of 7599 companies (Page 9 of 76)

MIS Solutions, Inc.

MIS Solutions, Inc.

Network and System Security
Georgia 53 employees

Georgia-based IT services provider specializing in managed IT and cybersecurity; offers penetration testing and vulnerability assessments; headquartered in Suwanee, GA 30024.

Managed IT
Co-managed IT
Backup And Disaster Recovery
+5 more
NTi Networks

NTi Networks

Network Security
Georgia 1 employees

Georgia-based IT support and cybersecurity company; offers penetration testing services as part of cybersecurity solutions; serves Alpharetta, Norcross, Marietta in Georgia; physical address in Alpharetta, GA.

IT Support
Backup And Disaster Recovery
Managed Email And Spam Filtering
+2 more
Carmichael Consulting Solutions

Carmichael Consulting Solutions

Network Penetration
Georgia 12 employees

Georgia-based IT services provider specializing in outsourced IT support for small businesses in Atlanta; offers penetration testing services including network penetration testing and security assessments to identify vulnerabilities through simulated attacks.

Outsourced IT Services
Network And Cloud Infrastructure
Managed IT Services
+5 more
Aprio

Aprio

Web Application
Atlanta, United States 2702 employees

Aprio is a professional services firm based in Georgia, United States, with 1,901 employees and $420.8M annual revenue; it provides business advisory, tax, accounting, and penetration testing services, including web, mobile, and API security assessments, and has recently expanded through acquisitions and new office openings.

Business Tax
Audit & Assurance
Risk & Compliance
+5 more
Netsystems Inc

Netsystems Inc

Network and System Penetration...
Georgia 2 employees

IT services and cybersecurity company based in Columbus, Georgia, specializing in network support, cybersecurity, compliance, and IT solutions; explicitly offers vulnerability assessment and penetration testing services.

Network Support
Cybersecurity
Compliance
+5 more
FOGO Solutions

FOGO Solutions

PCI Compliance
Georgia 30 employees

Managed IT, cloud, cybersecurity, and digital marketing company based in Carrollton, Georgia; provides penetration testing services including PCI compliance testing and active security assessments.

Managed IT
Cloud And Colocation Data Services
Business Communications
+3 more
Orcannus Cyber Security

Orcannus Cyber Security

Ethical Hacking
Georgia 1 employees

Cybersecurity company headquartered in Canton, Georgia, providing ethical hacking and penetration testing services; explicitly offers simulated attack testing with customized assessments; serves North Georgia area.

Ethical Hacking
Penetration Testing
Backup Systems Testing
+4 more
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IOActive, Inc.

IOActive, Inc.

Full Stack Security
Other 133 employees

IOActive, Inc. is a private cybersecurity company founded in 1998, with 83 employees and $25M annual revenue. Based in Atlanta, Georgia, they offer full stack security assessments, penetration testing, red team services, and industrial security solutions across industries including critical infrastructure, healthcare, and finance. The firm is known for active attack simulations, vulnerability research, and recent recognition at cybersecurity awards, serving as a trusted advisor in hardware, cloud, IoT, and automotive security.

Penetration Testing
Full Stack Security Assessments
Secure Development Lifecycle
+5 more
Technology Association of Georgia

Technology Association of Georgia

Application Penetration Testin...
Atlanta, United States 135 employees

Non-profit organization supporting Georgia's tech industry; 86 employees, $38.2M revenue, founded 1999 in Atlanta, GA; provides industry advocacy, professional development, and cybersecurity services including penetration testing (application and enterprise security testing) as evidenced by dedicated service pages.

Penetration Testing
Application Penetration Testing
Security Testing
+3 more
Secure-WAN Technology Group

Secure-WAN Technology Group

Network Penetration Testing
Georgia 3 employees

IT services provider based in Georgia, United States, specializing in cybersecurity including penetration testing and vulnerability assessments; offers simple, effective, and affordable IT management solutions for small businesses.

Managed IT Services
VOIP Business Phone Systems
Data Backup And Disaster Recovery
+4 more
Smb It Solutions, Llc

Smb It Solutions, Llc

Network Security
Georgia 4 employees

Managed IT services provider specializing in IT support, virtualization, and cybersecurity; based in Smyrna, Georgia, with services including penetration testing and security assessments to identify vulnerabilities in client systems.

Managed IT Services
IT Support
Virtualization
+5 more
Harness Group Inc

Harness Group Inc

Manual Penetration Testing
Lawrenceville, United States 11 employees

IT services and consulting company based in Georgia, USA; specializes in social media, back office, career coaching, and cybersecurity including penetration testing to identify vulnerabilities; 9 employees, founded 2012, +37.5% YoY growth.

Managed IT Services
IT Security Services
Cloud IT Solutions
+5 more
Sapphirus Systems

Sapphirus Systems

Blockchain Security
Georgia 183 employees

Cybersecurity company specializing in penetration testing and security assessments; headquartered in Peachtree Corners, Georgia, USA; offers blockchain security testing services, confirmed by their Blockchain Services page and official registry.

AI Solutions
Blockchain Services Including Penetration Testing And Security Assessments
Cloud Services
+3 more
4Tech Solutions

4Tech Solutions

Risk Assessments and Network P...
Atlanta, United States 11 employees

Private technology company based in Atlanta, Georgia, with 4 employees and +33.3% YoY growth; specializes in IT infrastructure, security, and value-added reseller services; explicitly offers penetration testing and risk assessments, emphasizing active cybersecurity testing capabilities.

Technology Consulting
Implementation
Ongoing Support And Maintenance
+5 more
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MC3 Technologies

MC3 Technologies

Government and Federal Complia...
Honolulu, United States 14 employees

IT services and cybersecurity firm based in Honolulu, Hawaii; offers penetration testing, vulnerability assessments, and remediation services; 11 employees; founded 2015; veteran-owned with 22+ years of experience in digital transformation and security.

Digital Transformation
Cybersecurity Consulting
Dod Cybersecurity Compliance
+3 more
Pacific Global Security Group LLC

Pacific Global Security Group LLC

Weapon Systems and Critical In...
Honolulu, United States 3 employees

Cybersecurity company specializing in computer and network security; provides penetration testing and government cybersecurity solutions. Staffed by tier one specialists, with 3 employees, 50% YoY growth, founded in 2018, based in Honolulu, Hawaii, and SBA 8a certified.

Cybersecurity Services
Weapon Systems Cybersecurity
OT/ICS Cybersecurity
+5 more
Secure Technology Hawaii, Inc.

Secure Technology Hawaii, Inc.

Customized Security Assessment...
Honolulu, United States 8 employees

Secure Technology Hawaii, Inc. is a private computer and network security firm based in Honolulu, Hawaii, founded in 1994. With 3 employees and $22.7M in annual revenue, they specialize in high-performance security solutions, managed services, private and cloud hosting, and 24/7 support for security and disaster recovery. They explicitly offer penetration testing services through customized security assessments, highlighting their expertise in security evaluations; 3 employees; Industry: Computer and Network Security; Founded 1994; Headquarters: Honolulu, HI; Revenue: $22.7M.

Solutions Engineering
Managed Security Services
MXDR
+5 more
Intech Hawaii

Intech Hawaii

Network Security and Complianc...
honolulu, United States 32 employees

Intech Hawaii is a security-first MSP specializing in cybersecurity and network solutions; offers penetration testing services as part of its holistic cyber defense approach. The company has 20 employees, $3.2M annual revenue, founded in 1991 in Honolulu, Hawaii, and serves clients with a vendor-neutral stance.

Managed IT Services
Cybersecurity Services
IT Compliance Services
+5 more
Cyberuptive

Cyberuptive

Network and Application Penetr...
honolulu, United States 15 employees

Cyberuptive is a Hawaii-based IT services and cybersecurity firm with 10 employees; specializes in penetration testing, security advisory, compliance, and managed security services; headquartered in Honolulu, HI, with explicit service offerings in network, application, and critical system pentesting.

Managed Security Services
Managed Cloud Security
Business Continuity
+5 more
Cypac - Cybersecurity & IT

Cypac - Cybersecurity & IT

Network Penetration Testing
Honolulu, United States 7 employees

Cypac - Cybersecurity & IT is a private cybersecurity firm based in Honolulu, Hawaii, specializing in tailored cybersecurity solutions and penetration testing services; 7 employees, founded in 2007, with $1M-$5M annual revenue and 16.7% YoY growth. The company offers services including vulnerability assessments, secure networks, and live monitoring, serving various industries.

Penetration Testing
Vulnerability Assessment
Regulatory Compliance Solutions
+4 more
Indevtech Incorporated

Indevtech Incorporated

Network Security Penetration T...
Honolulu, United States 9 employees

IT services and consulting company specializing in managed IT, cybersecurity, and penetration testing; 6 employees, $14.1M revenue, founded 2001, based in Honolulu, Hawaii, with a focus on cybersecurity services including penetration testing to identify vulnerabilities.

Managed IT Services
IT Support
IT Consulting
+5 more
Alaka'i Services Group, Inc

Alaka'i Services Group, Inc

Cybersecurity Penetration Test...
Honolulu, United States 10 employees

Alaka'i Services Group, Inc is a private technology and cybersecurity firm founded in 2019, headquartered in Honolulu, Hawaii, with 4 employees. It provides IT systems development, professional services, and cybersecurity solutions such as penetration testing, vulnerability assessments, incident response, and managed security services, primarily serving federal government clients. The company is SBA-certified as a Native Hawaiian Organization small business and specializes in supporting demanding environments with expertise in network engineering, systems development, and information assurance.

Penetration Testing
Vulnerability Assessment
Incident Response
+5 more
Pacxa

Pacxa

Network and Infrastructure Pen...
Honolulu, United States 84 employees

IT services and consulting company based in Honolulu, Hawaii; 56 employees, $39.3M revenue; specializes in managed services, cloud solutions, and cybersecurity including penetration testing; founded 2012; serves nearly 400 organizations across Hawaii.

Consulting Services
Cloud Services
Managed Services
+5 more
Hawaii Tech Support

Hawaii Tech Support

Internal and External Penetrat...
Hawaii 16 employees

Hawaii Tech Support is an IT services company headquartered in Honolulu, Hawaii, since 2004; it provides penetration testing services, including internal and external pentests, as part of its cybersecurity offerings.

Penetration Testing
IT Infrastructure
Cloud Computing
+5 more
IT Hawaii

IT Hawaii

Cybersecurity Penetration Test...
Hawaii 10 employees

Hawaii-based IT services provider specializing in cybersecurity, including penetration testing and security audits; offers remote support and on-site IT assistance; 24+ years in business with 95% client retention; headquartered at 1003 Bishop St., Honolulu, HI.

Cybersecurity
Penetration Testing
Security Audits
+5 more
High Performance Systems Inc

High Performance Systems Inc

CMMC Compliance Penetration Te...
Hawaii 11 employees

Cybersecurity and IT solutions provider based in Honolulu, Hawaii; offers penetration testing and security testing services, with a focus on CMMC compliance; founded in 1993; headquartered at 677 Ala Moana Blvd, Suite 808, Honolulu, HI.

Penetration Testing
Security Testing
Cybersecurity Consulting
+5 more
Progressive Computer Services, Inc.

Progressive Computer Services, Inc.

Network Security
honolulu, United States 9 employees

Cybersecurity company specializing in penetration testing and vulnerability assessments; 9 employees with 12.5% YoY growth; based in Honolulu, Hawaii, serving small businesses, DOD, and international clients.

Penetration Testing
Vulnerability Assessment
Cyber Security Services
+5 more
Kapu Technologies, LLC

Kapu Technologies, LLC

Network Security and Vulnerabi...
Kaneohe, United States 1 employees

Cybersecurity company specializing in custom security solutions, including penetration testing and vulnerability analysis; based in Kaneohe, Hawaii, with 1 employee, founded in 2017, offering services in network security, physical security, policies, and procedures.

Penetration Testing
Vulnerability Analysis
Security Assessments
+5 more
Kukui It

Kukui It

Network Penetration Testing
Hawaii 10 employees

Hawaii-based IT company specializing in cybersecurity, including penetration testing; offers formal pentest phases such as planning, discovery, attack, and reporting; headquartered in Lihue, Hawaii, United States.

Penetration Testing
Cybersecurity Risk Assessment
IT Management Services
+4 more
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Cybersafe Hawaii

Cybersafe Hawaii

Network Security
Hawaii 11 employees

Hawaii-based government initiative providing cybersecurity services including penetration testing, technical assessments, and awareness training to small businesses; operates from Honolulu, HI, with Hawaii government partnership and funding.

Cyber Awareness Training
Technical Assessments
Penetration Testing
+1 more
Quantify IP

Quantify IP

Network Security
Maui, United States 11 employees

IT Services and IT Consulting company specializing in intellectual property management software; based in Maui, Hawaii, United States, with 3 employees, $5.1M revenue, founded in 1984, and providing penetration testing services including vulnerability assessments and annual security scans.

Penetration Testing
Vulnerability Assessment
IP Cost Estimation Software
+2 more
State of Hawaiʻi

State of Hawaiʻi

Full-Scope Red Team and Vulner...
honolulu, United States 10001 employees

Government organization based in Honolulu, Hawaii, with 1,230 employees (+11.6% YoY growth), $35.3M annual revenue; provides public services including cybersecurity penetration testing for agencies, with a strong web presence of 2.3M monthly visits and ranked #19,895 globally.

Penetration Testing
Vulnerability Scanning And Testing
Full-scope Red Team Services
+5 more
Hawaiian Telcom

Hawaiian Telcom

Network Security Penetration T...
Honolulu, United States 1270 employees

Hawaiian Telcom is a Hawaii-based private telecommunications provider with 482 employees, $640M annual revenue, and a market cap of $337M. Founded in 1884 and headquartered in Honolulu, it specializes in internet, wireless, and digital services, with a focus on fiber infrastructure and cybersecurity, including penetration testing within its Managed Security Services.

Penetration Testing
Vulnerability Assessment
Security Awareness Training
+4 more
E3 Technology, Inc.

E3 Technology, Inc.

Compliance and Technical Penet...
Hayden, United States 13 employees

E3 Technology, Inc. is a private computer and network security company founded in 2001 and headquartered in Hayden, Idaho, with 9 employees. It provides a range of information security services including vulnerability assessments, penetration testing, risk assessments, social engineering, and web application testing across the United States, with extensive experience in customizing security solutions.

Penetration Testing
Third-party Controls Reviews
HIPAA Compliance
+5 more
QualityLogic

QualityLogic

Cybersecurity Penetration Test...
Boise, United States 167 employees

IT Services and IT Consulting company specializing in QA, testing, and cybersecurity; 98 employees, $13.9M revenue, founded 1986, Boise, Idaho; offers penetration testing and full-spectrum QA services, serving tech firms in dynamic markets.

Software Testing And QA
Digital Accessibility
Smart Energy Testing
+5 more
Assured Information Solutions LLC

Assured Information Solutions LLC

Internal, External, and Applic...
Challis, United States 2 employees

IT services and cybersecurity consulting firm specializing in penetration testing and audits; founded 2003; headquartered in Challis, Idaho, with 2 employees; provides expert cybersecurity assessments for government, Fortune 100, and private clients.

Penetration Testing
Digital Forensics
Audit Services
+3 more
Shadowscape

Shadowscape

Network and Application Penetr...
boise, United States 12 employees

Cybersecurity company specializing in intelligence-driven cybersecurity services, training, and analytics; provides penetration testing, threat intelligence, and cybersecurity analytics; 6 employees with 50% YoY growth; founded 2019; headquartered in Boise, Idaho, USA; 46,700 monthly website visits, global rank #480,909.

Penetration Testing
Vulnerability Scanning
Risk Analysis
+5 more
4D5A Security

4D5A Security

Vulnerability and Purple Team ...
Nampa, United States 2 employees

IT services and consulting company specializing in cybersecurity; provides penetration testing, incident response, digital forensics, and purple teaming; 2 employees, founded 2015, headquartered in Nampa, Idaho, USA; actively offers penetration testing services including automated testing and maturity assessments.

Penetration Testing
Vulnerability Management
Incident Response
+5 more
IDACOMP - Part of the Bytagig Family

IDACOMP - Part of the Bytagig Family

Network Penetration Testing
Boise, United States 2 employees

IT services and consulting company providing managed IT, VoIP, cybersecurity, and penetration testing; based in Boise, Idaho, with $1M-$5M revenue and 2 employees. Offers network audits and remote/on-site support, partnered with 3cx, serving small-scale clients since 2002.

Managed IT Services
Telecom / Hosted Voip
Managed Cloud
+4 more
PuriCloud

PuriCloud

Network and Social Engineering...
Rigby, United States 11 employees

IT services and cybersecurity company founded in 2018; based in Rigby, Idaho, United States; 3 employees; offers penetration testing, dark web monitoring, cyber insurance, and security support; specializes in advanced data protection and cybersecurity solutions.

Penetration Testing
IT Solutions
Data Security
+2 more
Custer Agency, Inc.

Custer Agency, Inc.

Full Penetration Testing
Boise, United States 7 employees

Private security and investigations firm based in Boise, Idaho; offers penetration testing and information security services; 4 employees, $12.7M revenue, founded 1995, +16.7% YoY growth; serves public and private sectors with discreet, reliable security solutions.

Private Investigation
Computer Forensics
Cell Phone Forensics
+5 more
Adams Technology Group

Adams Technology Group

Third-Party Penetration Testin...
Meridian, United States 13 employees

IT services and consulting company specializing in IT management, network security, and infrastructure modernization for mid-sized businesses; 10 employees; founded 2009; headquartered in Meridian, Idaho, United States; offers penetration testing services via third-party providers.

Security & Compliance
Penetration Testing
Systems Integration
+5 more
Ideacom ECSI

Ideacom ECSI

Compliance-Focused Penetration...
Ammon, United States 29 employees

Ideacom ECSI is a private telecommunications company based in Ammon, Idaho, founded in 1982, with 8 employees and $10.8M annual revenue. They provide professional data and telecom services, including IT support, cybersecurity, and penetration testing, with a strong local market presence and a web traffic of approximately 1,096 monthly visits.

Telecommunications
Professional Data Services
Hosted Voip
+5 more
MOATiT

MOATiT

Compliance-Focused Penetration...
Pocatello, United States 10 employees

IT services company specializing in managed IT, cybersecurity, and web development; offers penetration testing services as part of its cybersecurity solutions; 7 employees; founded 2016; headquartered in Pocatello, Idaho, United States.

Cybersecurity
Penetration Testing
Managed IT Services
+5 more
Virtual It

Virtual It

Network Penetration Testing
Idaho 6 employees

Managed IT services provider headquartered in Eagle, Idaho, United States; offers comprehensive IT support including network management, hardware, and cybersecurity; explicitly provides penetration testing and security audit services, demonstrating active security evaluation capabilities.

Managed IT Services
Co-managed IT Support
Anti-spam And Virus Protection
+5 more
Idaho National Engineering Lab

Idaho National Engineering Lab

Operational Technology Penetra...
Idaho Falls, United States 3 employees

Private software development company with 3 employees, based in Idaho Falls, Idaho, United States; provides penetration testing services as part of its cybersecurity offerings, with active testing and vulnerability identification capabilities.

Penetration Testing
Idaho Information Technology Services

Idaho Information Technology Services

Network and System Penetration...
Boise, United States 34 employees

Government technology agency supporting Idaho state agencies; provides penetration testing services including live exercises like Idaho Cyber Discovery 2025 and plans to expand pentest protocols; 25 employees; Founded 2018; Boise, Idaho.

Enterprise Tools And Applications
Secure Technology Infrastructure
Network Services
+5 more
Evolve Security

Evolve Security

Continuous Penetration Testing
Chicago, United States 70 employees

Cybersecurity company specializing in offensive penetration testing services, including application, network, cloud, social engineering, and physical security assessments; 44 employees, $4.3M revenue, founded 2016 in Chicago, Illinois; recent funding round completed in March 2025.

AI Penetration Testing
Application Penetration Testing
Cloud Penetration Testing
+4 more
Illini Tech Services, Inc.

Illini Tech Services, Inc.

External Network Penetration T...
Carlinville, United States 13 employees

Managed IT service provider specializing in cybersecurity, networks, VOIP, and Starlink; offers comprehensive penetration testing services including external, internal, web app, wireless, and compliance assessments (HIPAA, FINRA, PCI-DSS); headquartered in Carlinville, Illinois, with 11 employees (+8.3% YoY growth), $1.5M revenue, and active regional presence.

Network Support
Help Desk Support
Email Management
+5 more
iTeknologia, Inc.

iTeknologia, Inc.

Network Penetration Testing
Chicago, United States 2 employees

Cybersecurity and IT consulting company specializing in penetration testing services; 2 employees, $35M annual revenue, founded 2003, headquartered in Chicago, Illinois, USA; provides managed IT, cybersecurity, and cloud management services with rapid growth.

Cloud Services
Cybersecurity
Managed IT Services
+5 more
RedLegg

RedLegg

Network Penetration Testing
St. Charles, United States 65 employees

IT services and cybersecurity company specializing in managed security solutions, penetration testing, and threat intelligence; 50 employees, $42.1M revenue, founded 2008 in St. Charles, Illinois, USA; recognized as a top MSSP, SOC II and CREST certified, with a focus on personalized security services and active industry presence.

Managed Detection And Response
Advisory Services
Penetration Testing
+2 more
Spector Security

Spector Security

Physical and Cyber Penetration...
Arlington Heights, United States 2 employees

Security and investigations company specializing in penetration testing, security assessment, and on-site training; provides physical, cyber, and social engineering pentest services; 2 employees, founded 2018, Arlington Heights, Illinois.

Penetration Testing
Security Assessment
On-site Training
+4 more
Abira Security

Abira Security

Cloud and Infrastructure Penet...
Chicago, United States 32 employees

Abira Security is a cybersecurity-focused IT services and consulting company based in Chicago, Illinois, founded in 2019. With 16 employees and 23.1% YoY growth, they offer penetration testing, cloud security, and breach avoidance services, emphasizing professional expertise and reliability in digital security solutions. The firm maintains active social media and industry engagement, recently collaborating with Great American Insurance Group to strengthen cyber risk management.

Penetration Testing
Cloud Security Maturity Assessments
Architecture Review
+5 more
MSMNET Security

MSMNET Security

Network Penetration Testing
Chicago, United States 2 employees

MSMNET Security is a boutique cybersecurity firm specializing in penetration testing, security assessments, and application security engineering; with 2 employees, founded in 2000, headquartered in Chicago, Illinois, USA, and focused on delivering expert-level cybersecurity solutions.

Cyber Defense
Vulnerability Assessments
Penetration Testing
+3 more
Trustwave, A LevelBlue Company

Trustwave, A LevelBlue Company

End-to-End Penetration Testing
Chicago, United States 898 employees

Cybersecurity company specializing in managed detection, response, and penetration testing; 600 employees, $322.4M revenue, founded 1995 in Chicago, Illinois; $10M funding; recently acquired by LevelBlue to form the world's largest managed security services provider.

Cyber Advisory
Managed Cloud Security
Data Security
+5 more
Secure Bytes

Secure Bytes

Automated Security Auditing
Glenview, United States 9 employees

IT services and consulting firm specializing in information security and automated auditing tools; offers penetration testing services as part of its security portfolio. Based in Glenview, Illinois, with 4 employees and $6.9M annual revenue, founded in 2004.

Penetration Testing
Vulnerability Assessment
Security Auditing
+1 more
Urbane Security

Urbane Security

Application Penetration Testin...
Chicago, United States 7 employees

Urbane Security is a private computer and network security consultancy based in Chicago, Illinois, founded in 2009. With 4 employees and $3.3M annual revenue, it specializes in penetration testing services, including network and application security assessments to identify and remediate security vulnerabilities. The firm serves Fortune 500 companies, SMBs, and startups, providing offensive and defensive security, compliance, and innovative research solutions.

Penetration Testing
Network Penetration Testing
Application Penetration Testing
+5 more
InPath Security

InPath Security

Network Penetration Testing
Chicago, United States 3 employees

IT services and cybersecurity consulting firm founded in 2018; based in Chicago, Illinois; 3 employees; offers penetration testing, vulnerability assessments, web security testing, and security training; provides services to campus communities and alumni; references penetration testing explicitly on its website.

Network Vulnerability Assessments
Penetration Testing
Website And Webapp Vulnerability Assessments
+5 more
SafeHill

SafeHill

AI-Human Hybrid Continuous Pen...
Chicago, United States 17 employees

SafeHill is a cybersecurity firm based in Chicago, Illinois, specializing in AI‑driven, human‑hybrid continuous penetration testing through its SecureIQ platform; 8 employees, $236K annual revenue, founded 2025, with a focus on threat exposure management and vulnerability remediation.

Penetration Testing
Red Team Exercises
Purple Team Exercises
+5 more
Harrington Technology & Associates, Inc.

Harrington Technology & Associates, Inc.

Vulnerability Assessment and P...
Chicago, United States 9 employees

IT services and cybersecurity consulting firm specializing in penetration testing and security assessments; 5 employees, $20.2M revenue, founded 2001, based in Chicago, Illinois, with expertise in cybersecurity, cloud, and IT staffing.

Cybersecurity
Information Technology
IT Staff Augmentation
+5 more
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HALOCK Security Labs

HALOCK Security Labs

Web Application Pentesting
Schaumburg, United States 29 employees

Cybersecurity firm specializing in penetration testing, offensive security, and cybersecurity governance; offers external, internal, wireless, web‑application, social‑engineering, assumed‑breach, adversary‑simulation, and continuous testing services, with current published pages (2025-2026) confirming active pentest offerings; based in Schaumburg, Illinois, with 22 employees and $2.1M annual revenue.

Penetration Testing
Risk Management
Incident Response
+5 more
Latacora

Latacora

Application Security Pentestin...
Chicago, United States 48 employees

Latacora is a private information security company based in Chicago, Illinois, specializing in penetration testing and application security services; 37 employees with 6.7% YoY growth, founded in 2016, serving tech companies with security assessments and compliance support.

Virtual CISO
Risk & Compliance
Sales Enablement
+5 more
NowSecure

NowSecure

Mobile Application Penetration...
Chicago, United States 107 employees

Cybersecurity company specializing in mobile app security testing and risk management; 73 employees, $25.4M annual revenue, founded 2009 in Chicago, Illinois; $27.5M funding; offers penetration testing services including mobile app penetration testing and PTaaS; ranked #552,411 globally; active in industry news and social media.

Mobile Application Risk Management
Automated Mobile App Testing
Human-augmented Mobile App Testing
+5 more
Deep Security

Deep Security

Black/White/Gray Box Penetrati...
aurora, United States 2 employees

Deep Security is a private cybersecurity firm specializing in computer and network security, including penetration testing, risk assessment, vulnerability assessments, and managed security services; founded in 2016 with 2 employees, headquartered in Aurora, Illinois, USA. The company focuses on high-quality IT hygiene and in-depth security testing by certified experts.

Enterprise Vulnerability Assessments
Penetration Assessments
Risk Assessments
+5 more
Coalfire

Coalfire

Offensive Security and Cloud P...
Chicago, United States 1053 employees

Coalfire is a cybersecurity and compliance services provider based in Chicago, Illinois, founded in 2001. With 676 employees and $200M annual revenue, it specializes in penetration testing, vulnerability assessments, FedRAMP, cloud migration, and AI risk management, serving enterprise, healthcare, and finance sectors. The company has received $9.4M in funding and is known for offensive security capabilities, including penetration testing services.

Advisory And Trust Engineering
Assessment Services
Cybersecurity Services
+4 more
Level Nine Group

Level Nine Group

Critical Infrastructure and Me...
Chicago, United States 20 employees

IT services and cybersecurity consultancy specializing in healthcare; 13 employees with -4.8% YoY growth; based in Chicago, Illinois; offers penetration testing, application security, risk management, and cybersecurity advisory services; founded in 2007; global rank #4,639,065 with 3,986 monthly visits.

Penetration Testing
Application Security
Architecture & Design
+5 more
Business CyberSecurity Solutions

Business CyberSecurity Solutions

Network Penetration Testing
Inverness, United States 3 employees

IT services and consulting company specializing in cybersecurity, data privacy, and compliance; provides penetration testing and vulnerability scanning; 2 employees; founded 2016; headquartered in Inverness, Illinois, USA.

Chief Information Security Officer
Compliance As A Service
Managed Security Operations Center/xdr
+5 more
Cyber Bark LLC

Cyber Bark LLC

Web Application Pentesting
Chicago, United States 6 employees

IT services and consulting company specializing in cybersecurity, penetration testing, web development, and business intelligence; 5 employees with 50% YoY growth; based in Chicago, Illinois, USA; offers security assessments including penetration testing (external/internal/web/api/cloud); 5-star employer rating based on 1 review.

Security Assessments
Penetration Testing
Business Intelligence
+5 more
The Hack Ninja

The Hack Ninja

Real-World Penetration Testing
Shorewood, United States 4 employees

Cybersecurity firm specializing in penetration testing, security consulting, and vulnerability assessments; founded in 2021, with 2 employees and 100% YoY growth; based in Shorewood, Illinois, United States, with a focus on detailed, high-quality security services.

Penetration Testing
Social Engineering
AI Risk Assessments
+3 more
Securion

Securion

Industrial IoT / SCADA / ICS P...
Chicago, United States 30 employees

Cybersecurity consultancy specializing in penetration testing, vulnerability assessment, and security advisement; 27 employees with 7.1% YoY growth, founded in 2014 and based in Chicago, Illinois, USA • Recognized for innovative, vendor-agnostic security solutions and recent awards from AV-Comparatives.

Network Security
Staff Augmentation
Cloud Security
+5 more
Apex IT and Cybersecurity Solutions

Apex IT and Cybersecurity Solutions

Network Pentesting
Chicago, United States 4 employees

Cybersecurity and IT services company based in Chicago, Illinois; specializes in penetration testing, systems auditing, managed services, and cloud security; 2 employees with +300% YoY growth since 2018.

Cybersecurity Services
Penetration Testing
Cybersecurity Training
+3 more
Virtual Auditor

Virtual Auditor

Network and Vulnerability Pent...
Champaign, United States 3 employees

Virtual Auditor is a private IT services and consulting company specializing in information security, IT audits, and vulnerability assessments; with 2 employees, founded in 2013, headquartered in Champaign, Illinois. The company explicitly offers vulnerability scanning and penetration testing services, focusing on security testing and risk mitigation.

Information Security Auditing
Risk Assessments
Continuous Monitoring
+5 more
RKON

RKON

Network and Application Penetr...
Chicago, United States 160 employees

IT Services and IT Consulting company specializing in IT Transformation and Cybersecurity; 115 employees, $21.6M revenue, founded 1998 in Chicago, Illinois; offers penetration testing, vulnerability assessments, and security advisory services, with recent acquisitions and strategic partnerships highlighting its cybersecurity focus.

IT Advisory
Managed Services
IT Execution
+5 more
LumaGuard

LumaGuard

Network and Systems Pentesting
Chicago, United States 1 employees

IT services and cybersecurity consulting firm specializing in penetration testing; offers vulnerability assessment & management services, with a focus on small to mid-sized regulated organizations; based in Chicago, Illinois, with 2 employees.

Managed Endpoint Protection
Email Security
Vulnerability Assessment & Management
+5 more
B Suite Cyber Security

B Suite Cyber Security

Financial Penetration Testing
Chicago, United States 2 employees

IT services and cybersecurity company based in Chicago, IL, founded in 2017; 2 employees; specializes in penetration testing, risk management, and secure IT infrastructure for SMBs and enterprises nationwide; known for breach risk mitigation and compliance in the financial industry.

Data Breach Prevention
Compliance Risk Management
Cybersecurity
+2 more
Wersec

Wersec

Penetration Testing for Small ...
Naperville, United States 11 employees

Cybersecurity service provider specializing in penetration testing, security training, risk assessment, and consulting for SMBs; based in Naperville, Illinois with 2 employees.

Security Training
Risk Assessment
Compliance Evaluation
+4 more
Chicago Technology Group

Chicago Technology Group

Network Penetration Testing
Chicago, United States 9 employees

IT services and consulting company specializing in cybersecurity; offers penetration testing, vCISO, and security assessment services; 3 employees; founded 1998; headquartered in Chicago, Illinois, United States.

IT Support & Management
Advanced Security
Cyber Assurance Shield
+5 more
Override Industries

Override Industries

Comprehensive Penetration Test...
Springfield, United States 1 employees

Override Industries is a private computer and network security firm founded in 2021, headquartered in Springfield, Illinois, USA, with 1 employee. The company specializes in high-end IT and digital marketing solutions, including consulting, design, implementation, and security services. It explicitly offers penetration testing services for web apps, networks, and social engineering, demonstrating its focus on comprehensive cybersecurity testing.

Consulting
Design
Sales
+5 more
DefendEdge

DefendEdge

Cybersecurity Vulnerability As...
Elmhurst, United States 112 employees

DefendEdge is a cybersecurity company headquartered in Elmhurst, Illinois, with 86 employees and $7M annual revenue. It specializes in security operations, threat intelligence, and penetration testing services, leveraging next-generation technology to protect clients' firewalls, endpoints, and applications. The firm is a leading US-based MSSP with a focus on active offensive security and managed detection & response.

Managed Security
Managed Detection & Response
Threat Intelligence
+3 more
Virtek IT Consulting

Virtek IT Consulting

Network Penetration Testing
Illinois 4 employees

Cybersecurity and IT consulting firm based in Joliet, Illinois; provides penetration testing and security assessment services to identify vulnerabilities and improve security.

Penetration Testing
Security Assessment
Network Infrastructure Solutions
+5 more
HGS

HGS

Comprehensive Penetration Test...
Illinois 21000 employees

Customer experience and cybersecurity company headquartered in Illinois, United States; provides penetration testing and security assessment services as part of its cybersecurity offerings; global presence with offices in US and India.

Penetration Testing
Security Assessments
Cybersecurity Solutions
+5 more
Advanced It

Advanced It

Network and System Penetration...
Illinois 11 employees

Cybersecurity and managed IT services provider based in Chicago, Illinois; offers penetration testing services with active testing capabilities and dedicated security solutions; supports Chicago businesses with cybersecurity and IT support.

Managed IT Support
Server Setup And Support
Network Setup And Support
+5 more
Ascend Technologies

Ascend Technologies

Penetration Testing Services
Illinois 294 employees

Cybersecurity company specializing in penetration testing services; headquartered in Chicago, Illinois, USA, with active engagement in security testing and vulnerability assessments.

IT Consulting
Cybersecurity
Penetration Testing
+5 more
Verity IT

Verity IT

Vulnerability Assessment and P...
Illinois 29 employees

Managed IT services, cybersecurity, and cloud solutions provider based in Downers Grove, Illinois; offers penetration testing and security assessments to identify vulnerabilities and enhance cybersecurity posture.

Managed IT Services
Cybersecurity Services
Cloud Services
+5 more
Agility Network Services

Agility Network Services

Application Penetration Testin...
Illinois 13 employees

Illinois-based IT services and consulting firm headquartered in Chicago; provides managed IT, cloud management, and IT security services, including penetration testing for applications and perimeter/firewall security.

Managed IT Services
Cloud Services
IT Security Services
+5 more
Expresstek Services

Expresstek Services

Ethical Hacking and Penetratio...
Illinois 2 employees

Illinois-based IT company headquartered in Chicago; provides cybersecurity services including ethical hacking and penetration testing, with active engagement in vulnerability assessment and security testing activities.

Managed Cybersecurity Services
Managed Cloud Services
Managed AI Services
+3 more
Data Defenders

Data Defenders

Network Penetration Testing
Illinois 11 employees

Cybersecurity firm based in Chicago, Illinois, specializing in risk management, cybersecurity infrastructure, and disaster recovery; offers network penetration testing services to evaluate security posture.

Cyber Risk Management
Cybersecurity Infrastructure
Disaster Recovery/business Continuity
+5 more
Dot Security

Dot Security

Network Penetration Testing
Illinois 29 employees

Cybersecurity firm based in Lake Forest, Illinois, providing penetration testing, risk assessment, and cybersecurity consulting; explicitly states performing penetration tests and risk audits, with a focus on active testing and security evaluation.

Penetration Testing
Risk Assessment
Cybersecurity Consulting
+5 more
CTI Technology

CTI Technology

Realistic Penetration Testing ...
Elgin, United States 15 employees

IT & Services company specializing in managed IT and cybersecurity solutions, including penetration testing and red team exercises; based in Illinois, USA with 11 employees, $7.5M revenue, founded in 2004, serving Chicagoland area.

Managed IT Services
Penetration Testing
Risk Assessments
+5 more
Cyfenders

Cyfenders

Exploitability-Focused Penetra...
Illinois 1 employees

Cybersecurity consulting firm based in Illinois, providing leadership, operational support, and assurance services; offers penetration testing to identify vulnerabilities and validate security controls.

Leadership And Advisory
Operational Security Services
Security Testing And Assurance
+5 more
TechGuard Security

TechGuard Security

Web Application Penetration Te...
O'Fallon, United States 91 employees

TechGuard Security is a private cybersecurity company specializing in computer and network security, with 42 employees and $8.4M annual revenue. Founded in 2000 and headquartered in O'Fallon, Illinois, it offers penetration testing services supported by tools like BurpSuite and Tenable. The firm has a web presence with 5,080 monthly visits and a global rank of #3,416,944, serving the B2B market with a focus on proactive cybersecurity solutions and training.

Penetration Testing
Vulnerability Assessment
Security Auditing
+3 more
UncommonX

UncommonX

Web Application Pentesting
Illinois 3 employees

Cybersecurity company headquartered in Chicago, Illinois; specializes in advanced security solutions including penetration testing, vulnerability assessments, and web application security; has achieved zero reportable breaches and offers 24/7 SOC monitoring.

Penetration Testing
Vulnerability Assessment
Web Application Security
+5 more
AGB Investigative Services

AGB Investigative Services

Network and Application Penetr...
Chicago, United States 1300 employees

Security and investigations company founded in 2001; based in Illinois, United States; 52 employees, $24.2M revenue; offers security guard services, cyber security including penetration testing, background checks, private investigations, and security consulting; serves businesses, government, and individuals.

Physical Security
Cyber Security
Penetration Testing
+5 more
UncommonX

UncommonX

Agentless Network Pentesting
Illinois 51 employees

Cybersecurity company based in Chicago, Illinois, providing penetration testing (Pentest as a Service); specializes in active security assessments, threat detection, and response solutions. The company emphasizes comprehensive security management and has a strong focus on breach prevention.

Penetration Testing
Vulnerability Management
MDR/XDR
+5 more
Cybermode

Cybermode

Comprehensive Penetration Test...
Chicago, United States 1 employees

Cybermode is a cybersecurity firm based in Chicago, Illinois, specializing in comprehensive security assessment services such as penetration testing, enterprise risk assessment, and cyberarchitect solutions. The company has 1 employee and actively provides penetration testing services, focusing on shielding networks and addressing cyber threats.

Penetration Testing
OSINT Assessment
Network Hardening
+3 more
Apolloguard

Apolloguard

Offensive Security Penetration...
Illinois 14 employees

Cybersecurity firm based in Chicago, Illinois; specializes in offensive and defensive security including penetration testing, vulnerability scanning, incident response, and consulting; explicitly conducts thorough penetration tests to identify vulnerabilities.

Penetration Testing
Vulnerability Scanning
Incident Response
+4 more
DataGuard

DataGuard

Network Penetration Testing
Illinois 4 employees

Cybersecurity company headquartered in Chicago, Illinois, United States; provides penetration testing services as a core offering, with a focus on security assessments and vulnerability testing.

Penetration Testing
Vulnerability Assessment
Managed Detection And Response
+5 more
7 LAYER SOLUTIONS INC

7 LAYER SOLUTIONS INC

Network and Infrastructure Pen...
Illinois 58 employees

Illinois-based IT solutions firm providing comprehensive IT products and services, including cybersecurity, vulnerability management, and penetration testing; headquartered in Schaumburg, IL.

Managed IT Services
Cloud Portfolio Services
Enterprise IT Services
+5 more
Xiarch Bharat

Xiarch Bharat

Web Application Pentesting
New Delhi, India 52 employees

Cybersecurity company specializing in penetration testing, digital forensics, and security consulting; 35 employees with 67.7% YoY growth, $2.3M revenue, founded 2008, headquartered in New Delhi, India, with delivery centers in Chicago, Illinois, USA; offers network, web application, API, wireless testing, and red team attack simulations.

Penetration Testing
Vulnerability Assessment
Consulting And Compliance
+5 more
accentedge

accentedge

Network Penetration Testing
Chicago, United States 51 employees

IT Services and IT Consulting company specializing in telecommunications, cybersecurity, digital transformation, and cloud computing; 3 employees with 50% monthly and yearly growth; founded 2018; headquartered in Chicago, Illinois, USA; provides active penetration testing services with certified pentesters.

Artificial Intelligence
Digital Transformation
Cybersecurity
+4 more