Browse SOC 2 Auditors and Readiness Partners

CohnReznick LLP is a top-20 national CPA firm with 5,000+ global employees and $1.12B in FY25 revenue. Their attest entity is PCAOB-registered and inspected. They offer SOC 1, SOC 2, and SOC 3 audits with professionals holding Advanced SOC for Service Organization Certification and Big Four firm backgrounds.

Clark Nuber PS is the largest locally-owned CPA firm in the Pacific Northwest with 300+ professionals and a Certified B Corporation. Their Technology Group serves SaaS, blockchain, AI, and AR/VR companies, providing SOC 1 and SOC 2 reports on controls, with experience including Microsoft SSPA attestations.

Aronson is a Washington D.C.-area CPA and advisory firm offering SOC 2 examinations, IT audit, and risk advisory services with deep expertise in government contracting and technology organizations.

RSI Security provides end-to-end SOC 2 readiness consulting, from gap analysis and control implementation to auditor selection, evidence gathering, and ongoing compliance maintenance.

Securis360 is a cybersecurity and compliance consulting firm offering SOC 2 readiness, cloud security testing, penetration testing, and staff augmentation services. Founded by former Big Four professionals, the firm takes a three-phase approach to SOC 2 (readiness assessment, remediation, attestation support) covering all five Trust Services Criteria. Securis360 also provides cloud security assessments across AWS, Azure, and GCP, along with penetration testing as a service (PTaaS) and compliance support for ISO 27001, HIPAA, HITRUST-CSF, and GDPR. They are not a CPA firm and do not issue SOC 2 attestation reports directly.

Fractional CISO provides virtual CISO services and SOC 2 readiness consulting, helping startups and growing companies build security programs and prepare for SOC 2 audits without hiring a full-time security executive.

Windes is a Southern California CPA firm founded in 1926 with 30 partners and 250+ professionals across Long Beach, Orange County, and Los Angeles offices. Recognized as an Accounting Today Top 100 Firm, they offer audit, assurance, cybersecurity risk management, and technology advisory services to technology companies and nonprofits.

Clearwater Security is a healthcare-focused cybersecurity and compliance firm with two decades of experience, offering SOC 2 readiness consulting, HIPAA compliance, and managed security operations for over 500 customers.

CyberGuard Advantage has provided SOC 2 readiness assessments and compliance consulting since 2011. They help organizations prepare for SOC 2 audits with thorough gap analysis, control implementation guidance, and ongoing compliance monitoring support.

TUV Rheinland is a global testing, inspection, and certification company founded in 1872 in Cologne, Germany. The firm offers SOC 2 compliance services alongside ISO 27001, ISO 27017, and other security certifications across India, Europe, and globally.

Rea & Associates is an Ohio-based CPA firm with a growing IT assurance practice providing SOC 2 examinations and cybersecurity risk assessments for mid-market technology and financial services companies throughout the Midwest.

Kaufman Rossin is a Top 100 CPA and advisory firm in South Florida providing SOC 2 examinations, cybersecurity assessments, and IT risk advisory services for technology and financial services organizations.