Pen Test Partners
Track on RadarUK cybersecurity firm offering pentesting, red teaming, IR, and OT/IoT security services.
- Total raised
- —
- Employees
- 115
- Founded
- 2010
- Momentum
- 46
Cooling
Data updated August 2026
About
About Pen Test Partners
At a glance
Pen Test Partners is a cybersecurity company specializing in Security Operations, founded in 2010 and headquartered in Buckingham, United Kingdom. It employs about 115 people and is privately held.
Pen Test Partners (PTP) is a UK-based cybersecurity services firm offering a broad portfolio of offensive security, detection, response, and compliance services to organizations across multiple industries including finance, healthcare, retail, and transport. Their testing and simulation services include penetration testing, Pen Testing as a Service (PTaaS), red teaming (including regulated frameworks such as CBEST, GBEST, STAR-FS, and TIBER), purple teaming, attack surface assessments and management, cloud testing, physical security testing, OT/ICS/IIoT security testing, transport systems testing, and artificial intelligence testing. On the detection and response side, PTP provides incident response, incident response retainers, digital forensic investigations, dark web OSINT assessments, exposure and identity risk assessments, managed detection and response, and compromise assessments. Their advisory and improvement services encompass security architecture review, secure software development lifecycle (SDLC) consulting, cloud configuration best practices, cyber security gap analysis, maturity assessments, security training, virtual CISO services, third-party vendor assurance, and a proactive password auditing tool (PAPA). PTP also offers compliance support including Cyber Essentials, Cyber Essentials Plus, PCI DSS ROC Level 1 assessments, PCI SAQ assessments, and formal certification preparation. The firm is notable for published research into IoT, connected vehicles, aviation systems, GPS spoofing, and industrial control systems, with frequent media coverage from outlets such as Reuters, BBC, The Register, and Wired.
Momentum
How Pen Test Partners is trending
Momentum score
Score history appears once we have at least two monthly snapshots.
Pillar breakdown
Pillar breakdown locked
Growth, Market & Financial sub-scores
Valuation
What Pen Test Partners is worth
Estimated valuation
Funding
Funding history
See every round, lead investor, and the full capital stack.
Open the full profile on Mandos to see funding history.
Public markets
Stock performance
Privately held
This company isn't publicly traded. Stock performance will appear here after an IPO.
Headcount
Headcount growth
Track hiring velocity, department mix, and seniority shifts.
Open the full profile on Mandos to see headcount growth.
Jobs
Open jobs
Every live posting, hiring pace, and role-level signal.
Open the full profile on Mandos to see open jobs.
Web traffic
Digital presence
Visits trend, bounce rate, engagement, and top countries.
Open the full profile on Mandos to see digital presence.
Tech stack
Technologies
The full stack behind the product — frameworks, clouds, security.
Open the full profile on Mandos to see technologies.
M&A
Acquisitions
Every acquisition this company has made, with dates and amounts.
Open the full profile on Mandos to see acquisitions.
Reviews & sentiment
Employee & product reviews
CEO approval, culture, comp, and detailed product ratings.
Open the full profile on Mandos to see employee & product reviews.
Leadership
Full leadership team
CEO, CxOs, VPs, and every exec with roles.
Open the full profile on Mandos to see full leadership team.
Competitors
Competitive landscape
The complete competitor set with overlap and positioning.
Open the full profile on Mandos to see competitive landscape.
News
Press & news coverage
The most recent mentions, announcements, and media coverage.
Open the full profile on Mandos to see press & news coverage.
Full profile
This public profile is a snapshot
The full Mandos profile of Pen Test Partnersadds funding rounds & investors, valuation estimates, headcount & hiring trends, technology stack, executive moves, and real-time monitoring.
FAQ
Frequently asked questions about Pen Test Partners
When was Pen Test Partners founded?▾
Pen Test Partners was founded in 2010.
Where is Pen Test Partners headquartered?▾
Pen Test Partners is headquartered in Buckingham, United Kingdom.
Is Pen Test Partners public or private?▾
Pen Test Partners is a privately-held company.
How many employees does Pen Test Partners have?▾
Pen Test Partners has approximately 115 employees.
What does Pen Test Partners do?▾
Pen Test Partners (PTP) is a UK-based cybersecurity services firm offering a broad portfolio of offensive security, detection, response, and compliance services to organizations across multiple industries including finance, healthcare, retail, and transport. Their testing and simulation services in…