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Coalfire

Compliance-focused cybersecurity advisory firm and FedRAMP 3PAO specializing in penetration testing that meets stringent regulatory requirements.

Featured in: Best Cloud Pen Testing Providers

Founded
2001
Team Size
500+
Geography
National
Last verified: Feb 2026

About

Coalfire is a Westminster, Colorado-headquartered FedRAMP 3PAO and PCI QSA firm that combines compliance attestation with penetration testing under one programme. Founded in 2001, Coalfire has established itself as the go-to provider for organizations navigating complex regulatory landscapes, particularly in cloud security and federal compliance. The company is one of only a handful of firms designated as a FedRAMP Third Party Assessment Organization, making them a critical partner for cloud service providers seeking federal authorization.

Coalfire's penetration testing practice combines deep compliance expertise with hands-on offensive security skills, delivering assessments that satisfy auditor requirements while providing genuine security value. Their team conducts web application, network, cloud, API, and wireless penetration tests aligned with frameworks such as PCI DSS, HIPAA, FedRAMP, and SOC 2. Coalfire's consultants bring a unique dual perspective, understanding both the technical exploitation side and the audit and compliance requirements that drive many testing engagements.

The firm serves over 1,800 clients including major cloud providers, healthcare systems, financial institutions, and government contractors. Their methodology incorporates OWASP, PTES, and NIST standards, ensuring rigorous and repeatable testing processes.

Methodologies

OWASPPTESNIST

Team Activity

CRN Security 100
Colorado Companies to Watch
Speaker: RSA Conference
Speaker: Cloud Security Alliance Summit

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