Penetration Testing Providers in Denver

North America

Denver-based penetration testing providers serving Colorado's growing technology corridor.

Denver and Boulder host a thriving tech ecosystem with aerospace, defence, and cybersecurity companies, creating demand for specialised security testing services.

5
Providers
0
CREST Accredited
1-3 weeks
Avg Response
§

Top Accreditations in Denver

SOC 25FedRAMP 3PAO2PCI QSA2ISO 270012ISO 90011
§

Editor’s Pick

Top-ranked in Denver

GuidePoint Security

US-headquartered cybersecurity consultancy with 800+ employees, serving ~40% of the Fortune 500. FedRAMP 3PAO, PCI QSA, and HITRUST accreditations.

FedRAMP 3PAOPCI QSASOC 2
View Profile
5 providers
Top US ProviderFedRAMP 3PAOPCI QSAHITRUST AssessorEnterprise Scale
GuidePoint Security logo

GuidePoint Security

US-headquartered cybersecurity consultancy with 800+ employees, serving ~40% of the Fortune 500. FedRAMP 3PAO, PCI QSA, and HITRUST accreditations.

Reston, United StatesContact for pricing
Web ApplicationNetworkMobile App+12
FedRAMP 3PAOPCI QSASOC 2+1
Top US Compliance AssessorFedRAMP 3PAOPCI QSAHITRUST AssessorCPA-Attested
Schellman logo

Schellman

The largest CPA-firm-based cybersecurity assessor in the US. Unique in holding FedRAMP 3PAO, PCI QSA, HITRUST, ISO 27001, and SOC attestation authority simultaneously.

Tampa, United StatesContact for pricing
Web ApplicationNetworkCloud+5
FedRAMP 3PAOPCI QSASOC 2+2
Elite Red TeamAdversary Simulation SpecialistsPTES Co-AuthorsResearch-Driven
Lares Consulting logo

Lares Consulting

Denver-based offensive security boutique with a community-first red team culture. Home of PTES co-authors and the Continuous Red Team retainer.

Denver, United StatesContact for pricing
Web ApplicationNetworkCloud+7
OSCP EmployerSOC 2
Redpoint Cybersecurity logo

Redpoint Cybersecurity

US-wide pen testing firm serving major cities including Atlanta, Dallas, Denver, Houston, and Miami with comprehensive security assessments.

Denver, Colorado, United StatesContact for pricing
Web ApplicationNetworkCloud+2
SOC 2
Verified Mar 2026
Redbot Security logo

Redbot Security

Denver-based boutique pen testing firm with senior-only testers. Personalised engagements across penetration testing, red teaming, and vulnerability management.

Denver, Colorado, United StatesContact for pricing
Web ApplicationNetworkCloud+5
SOC 2
Verified Mar 2026

Penetration Testing in Denver, FAQs

How do I find a penetration testing provider in Denver?+

We currently list 5 penetration testing providers serving Denver. You can filter by service type, accreditation, compliance expertise, and pricing to find the best fit for your requirements. Each provider profile includes verified accreditations, service details, and independent scores based on our transparent methodology.

What accreditations should I look for in Denver?+

Key accreditations to look for include CREST (the most widely recognised pen testing standard), ISO 27001, and SOC 2. For US organisations, FedRAMP 3PAO and CMMC capabilities matter for government work.

How much does penetration testing cost in Denver?+

Penetration testing costs in Denver vary significantly based on scope and complexity. A standard web application test typically ranges from $5,000 to $25,000, network penetration tests from $10,000 to $30,000, and comprehensive red team engagements from $30,000 to over $100,000. Key cost factors include the number of targets, required accreditations, testing methodology, and whether on-site presence is needed. See our general pricing guide for more detail.