About Leviathan Security
Leviathan Security is a Technology company based in Seattle (United States) founded in 2006, and was acquired by K2 Integrity in March 2026. It offers penetration testing, security assessments, risk advisory, and hardware security services. It operates on a B2B and Consulting Services model. Leviathan Security offers products and services including Web Application Penetration Testing, Secure Code Review, Network Penetration Testing, Smart Device and IoT Security Assessment, and Vendor Security Risk Advisory. Its focus areas include IT and Technology, Cybersecurity, Risk Advisory and VCISO Services. Its legal entity is LEVIATHAN SECURITY GROUP, INC. Its competitors include Cylance, Wandera and Claroty; 3 of its 3 listed competitors have raised funding.
Company details
Leviathan Security Group specializes in cybersecurity consulting, delivering services like penetration testing, secure code reviews, and risk advisory. With nearly 20 years of experience, they help influential companies identify vulnerabilities in applications, networks, and hardware. Based in Tukwila, WA, USA, they focus on comprehensive solutions including virtual CISO services and vendor security management to enhance client security postures.
- Headquarters Seattle, United States
- Stage Acquired
- SectorsTechnology
- Website category Computers Electronics and Technology · Computer Security
- Email••••••••
- Website leviathansecurity.com
- Social LinkedIn X Facebook
- Acquired by K2 Integrity (Mar 2026)
- Legal Name Leviathan Security Group, Inc
- Investors
- Acquired byK2 Integrity
(Mar 2026)
Products & Services of Leviathan Security
Leviathan Security offers a comprehensive portfolio of products and services, including Web Application Penetration Testing, Secure Code Review, Network Penetration Testing, Smart Device and IoT Security Assessment, and Vendor Security Risk Advisory.
Tests web applications for vulnerabilities to prevent cyber threats.
Reviews code to identify and mitigate security flaws early.
Simulates attacks on networks to assess and strengthen defenses.
Evaluates IoT devices for security risks and compliance.
Assesses vendor security controls to manage third-party risks.
Investors in Leviathan Security
Leviathan Security has secured backing from 1 investor, including institutional investors. Prominent investors backing the company include K2 Integrity.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Risk, compliance, investigation, and monitoring services are provided. | 2009 | k2integrity.com | New York, United States |
Investor details for Leviathan Security
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- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
People of Leviathan Security
12 people are tracked at Leviathan Security (2 in leadership, 10 in team).
| Name | Role | Group |
|---|---|---|
Sarah Pinson | Director Of PMO | Leadership |
Brian Campbell | Chief Technology Officer | Leadership |
Phillip Christensen | Security Consultant | Team |
Mark Stribling | Senior Account Manager | Team |
Kris Lloyd | Project Manager | Team |
Eric Rachner | Senior Security Consultant | Team |
Nadja H. | Senior Project Manager | Team |
Tairiny Simeonato | Technical Program Manager | Team |
Ankita Ajith Deshpande | Vendor Security Analyst | Team |
Amanda Black | Executive Office | Team |
Joshua W. | Cybersecurity Senior Program Manager | Team |
Ankur Sundara | Security Consultant | Team |
Complete people profiles for Leviathan Security
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
Verified entity values are shown only after access is granted.
Timeline of Leviathan Security
2 dated milestones of Leviathan Security across 20 years, from founding to its latest funding, stage changes and deals.
- Founded Leviathan Security is founded.
- Exit Acquired by K2 Integrity.
Competitors of Leviathan Security
Leviathan Security has 3 listed competitors in our database, 3 of them funded. They include Cylance, Wandera and Claroty.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| cylance.com | 2012 | Irvine, United States | $297M | 764 | Machine learning-based threat detection for endpoint devices is delivered. | |
| wandera.com | 2012 | San Francisco, United States | $46.75M | Mobile data gateway based mobile threat prevention & compliance | ||
| claroty.com | 2015 | New York, United States | $732M | Industrial cybersecurity for IoT systems is delivered through cloud-based solutions. |
Detailed competitors of Leviathan Security
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Web traffic of Leviathan Security
The website of Leviathan Security (leviathansecurity.com) receives about 5.9K visits a month and ranks #2,064,919 among all websites worldwide, #4,605 in Computer Security.
- Monthly visits5.9K
▼ 54.7% vs previous month
- Unique visitors6.3K
per month
- Global rank#2,064,919
among all websites
- Category rank#4,605
Computers Electronics and Technology · Computer Security
- Bounce rate59%
- Pages per visit1.3
- Average visit8 sec
- DevicesDesktop 16% · Mobile 84%
Top companies in IT Services & Operations
3 companies that operate in the same segment as Leviathan Security (IT Services & Operations) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Cloud orchestration solutions are provided for multi-cloud and device applications. | 1998 | Palo Alto, California, United States | USD 595.83 M | USD 812.05 M | 8,861 | |
A cloud-based platform for incident management software is provided. | 2009 | San Francisco, California, United States | USD 173.6 M | USD 492.55 M | 4,473 | |
Unified IT management is delivered through a cloud-based platform. | 2004 | Santa Clara, California, United States | USD 83.7 M | USD 13.28 B | 26,290 |
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Frequently Asked Questions about Leviathan Security
Leviathan Security was founded in 2006.
Leviathan Security is headquartered in Seattle, United States. It is registered at Seattle, Washington, United States.
Leviathan Security Group specializes in cybersecurity consulting, delivering services like penetration testing, secure code reviews, and risk advisory. With nearly 20 years of experience, they help influential companies identify vulnerabilities in applications, networks, and hardware. Based in Tukwila, WA, USA, they focus on comprehensive solutions including virtual CISO services and vendor security management to enhance client security postures.
Leviathan Security offers Web Application Penetration Testing, Secure Code Review, Network Penetration Testing, Smart Device and IoT Security Assessment, and Vendor Security Risk Advisory.
Leviathan Security has 1 investor. Key investors include K2 Integrity.
Leviathan Security operates through Leviathan Security Group, Inc.
Yes. Leviathan Security was acquired by K2 Integrity in March 2026.