SOC 2 Auditors That Work With Drata: 29 firms compared

Best for · Startups and growing SaaS, healthcare, and fintech companies (1–100 employees) needing a first-time SOC 2 or HIPAA audit fast and affordably across AWS, Azure, or GCP, with in-house penetration testing, vCISO support, and flexible payment terms

Differentiator · Boutique CPA firm built for startups: the full SOC 1/SOC 2/SOC 3, ISO 27001, HITRUST, and HIPAA stack plus in-house penetration testing and vCISO services, running hundreds of audits a year with a ~30-person team. Co-founded by President & CPA Lance Samona and CTO Patrick Sesi, a Drata Advanced Alliance Member rated 5.0 across 15 reviews, known for the fastest turnaround in the industry, 24/7 support, and flexible payment terms

Best for · B2B SaaS startups (Series A through growth stage) using Drata, Vanta, or Secureframe and prioritizing speed without sacrificing thoroughness. AI/ML and LLM companies needing SOC 2 + ISO 42001 together — Prescient audits leading AI and large language model providers. Fintech, healthtech, and security vendors at scale. CSPs pursuing FedRAMP authorization. DoD contractors needing a full C3PAO (newly authorized March 2026). Teams already using Slack who want same-day audit communication.

Differentiator · One of the largest SOC 2 auditors globally for SaaS (fintech, healthtech, security) and AI companies — including major LLM providers — running 5,000+ audits a year across all standards. Cybersecurity-first DNA: founded by CREST-certified penetration testers, not traditional accountants. Run from a Nashville HQ with a distributed team of 200+ across the US, EMEA, and APAC and a same-day Slack/Teams response guarantee. SOC 2 engagements start at $10K with report delivery in 4-6 weeks once fieldwork begins. Authorized CMMC C3PAO as of March 2026 (joining FedRAMP 3PAO, PCI QSA, HITRUST, and ANAB ISO accreditation for 27001/27701/42001). The Cacilian PTaaS platform and CAIT (Continuous AI Tester) bring AI-driven offensive security into the audit workflow. A Top 20 CREST and CSA STAR organization globally, operating under Prescient Security Management LLC as an AICPA alternative practice structure.

Best for · Mid-market to enterprise companies that need multiple compliance frameworks (SOC 2 + ISO 27001 + HITRUST + FedRAMP + PCI) under one roof. CSPs pursuing FedRAMP authorization. Companies that want a top-three FedRAMP 3PAO and #1 SOC 2 issuer on the cover of the report.

Differentiator · #1 issuer of SOC 2 reports in the world with 5,700+ clients and 31,000+ audits completed. Top-three FedRAMP 3PAO; CMMC C3PAO authorized. A-SCEND platform was the first audit-management platform from a top-3 3PAO to achieve FedRAMP 20x Low authorization (Sept 2025), now augmented with EvidenceIQ AI evidence scoring and Cross-Service framework reuse. Acquired by Hg in July 2025 at a $1B+ valuation, accelerating European expansion and AI investment. CEO Scott Price (founder, 2009); Steve Simmons elevated to President in January 2026.

Best for · First-time SOC 2 buyers. Pre-Series A through Series B SaaS startups already running Drata, Vanta, Secureframe, or Rippling who want a fixed-fee, 4-to-6-week audit from an accredited CPA firm that also issues ISO 27001 certifications, HIPAA assessments, and PCI DSS reports under one roof. Founders who prioritize speed and price transparency over a brand-name auditor.

Differentiator · Boutique CPA firm with deep startup focus. Quoted 4-6 week turnaround on SOC 2 reports (top quartile for the market), fixed-fee engagements, flexible payment terms. IAS-accredited ISO 27001 certification body (MSCB-314, updated for ISO/IEC 27006-1:2024 in April 2026). Issues real ISO certificates rather than just attestations. Multi-framework one-stop shop: SOC 1/2/3, ISO 27001/27017/27018/27701, HIPAA, PCI DSS, GDPR, NIST, BSI C5. One of the launch-cohort independent audit firms partnered with Rippling Automated Compliance (announced April 2026). Drata Alliance Member with Code of Ethics Pledge; uses Drata internally to run audits even when clients aren't on it. Distributed/global remote team across multiple time zones, English + Spanish.

Best for · Tech startups and SaaS companies wanting a SOC-specialist CPA firm with fixed-fee pricing

Differentiator · SOC-only CPA firm enrolled in AICPA Peer Review Program — no tax, no financial audits, just SOC reports

Best for · VC-backed SaaS startups and Bay Area tech companies needing SOC 2 to unlock enterprise sales in 4-8 months. Cloud-native companies already using Drata, Vanta, Secureframe, or Sprinto. Companies combining SOC 2 + ISO 27001 (or SOC 2 + ISO 42001 for AI governance) in a single engagement. APAC-connected companies needing Essential 8, CDR, or GS 007 alongside US compliance. ESG-aware organizations that value B Corp status in their vendor chain.

Differentiator · Top 75 US CPA firm (Inside Public Accounting 2025) with deepest Bay Area VC ecosystem footprint among regional firms. Certified B Corporation (rare among CPA firms). Fixed-fee SOC 2 pricing marketed at 25-30% below comparable competitors. ANAB-accredited certification body for ISO 27001, 27701, 27017, 27018, AND ISO 42001 (AI management, issued directly, not via partner). April 2025 acquisition of AssuranceLab added 2,300+ combined clients across Americas/APAC/EMEA, making Sensiba one of the top three issuers of technology audit reports worldwide. PolicyTree auto-generates 21 mapped policies free for clients (also on AWS Marketplace). Managing Partner transition in May 2026: Monic Ramirez takes the role from John Sensiba (who continues as senior partner). Six new partners added May 2025 (largest single-year expansion in firm history).

Best for · Cloud-native SaaS, IaaS, and PaaS companies (high-growth startups through Fortune 1000 enterprises) needing multi-framework attestation (SOC 2 + ISO 27001 + HITRUST + PCI DSS) in a single coordinated engagement. Healthcare technology pursuing HITRUST. Y Combinator-style SaaS startups already running Vanta who want a Vanta MSP partner that can attest. Companies that want boutique-feel partner attention with global-consulting-firm methodology.

Differentiator · One of a handful of US firms eligible to audit against the four highest-regarded frameworks under one roof: ISO 27001, SOC 2, HITRUST, and PCI DSS. Branded 'Coordinated Audit' approach maps evidence once across multiple frameworks. 'No surprises' promise published on the readiness-assessment page: clear scoping, no last-minute findings. Cloud-native methodology built specifically for AWS/Azure/GCP. Big 4 alumni team operating remote-first since founding (2014). Vanta Managed Service Provider; uses taskBARR audit-management platform plus Audora partnership for 30% efficiency gains. Cameron Kline elevated to VP, Attest Practice Leader (January 2026). Multiple Best Companies to Work For awards (Ingram's 2024; KCBJ Fastest-Growing Tech 2025).

Best for · Silicon Valley startups, VC-backed companies, and tech firms needing SOC and ISO 27001 on AWS, GCP, Azure, or Salesforce; companies wanting both SOC and ISO from one ANAB-accredited firm

Differentiator · 75+ years deeply embedded in the Silicon Valley tech and VC ecosystem; ANAB-accredited ISO 27001/27701 certification body; can certify both SOC and ISO in-house; unlimited partner access year-round; deep expertise in biotech, life sciences, and fintech alongside core SaaS

Best for · Mid-market through enterprise companies needing multi-framework coverage (SOC 2 + FedRAMP, SOC 2 + PCI, SOC 2 + HITRUST). Cloud service providers pursuing FedRAMP authorization (Coalfire is a top-three 3PAO with 121+ FedRAMP assessments). Payment processors needing PCI DSS at Level 1 scale. Healthcare SaaS pursuing HITRUST + HIPAA. DoD contractors needing CMMC Level 2 via Coalfire Federal (operationally independent C3PAO entity).

Differentiator · One of the world's largest specialist compliance assessors, with 1,000+ team members, 1M+ assessment hours, and 600+ framework experts. Top-three FedRAMP 3PAO. 75% of SOC engagements serve cloud service providers (Google, Amazon, IBM, Microsoft trust Coalfire). 500+ SOC reports issued annually. Owned by Apax Partners since 2020. Coalfire Federal runs as an independent C3PAO entity (DIBCAC CMMC Level 2 re-certified with perfect score, July 2025). Brad Little became CEO January 2026 (ex-Google Cloud, ex-Capgemini), replacing 20-year CEO Tom McAndrew. Compliance Essentials platform launched MCP-compatible Audit AI in 2025-2026.

Best for · SaaS companies, technology-driven enterprises, and compliance-focused organizations needing independent assessment across SOC 2, ISO 27001, ISO 42001, CSA STAR, C5, CMMC, FedRAMP 20X, NIST, privacy, AI governance, or penetration testing

Differentiator · Consilium Labs supports SOC 2 audit engagements with a structured, evidence based approach focused on professionalism, clear execution, reliable delivery, and a modernized client experience. Published security-scope SOC 2 pricing: Type 1 from $6,750 to $13,500, Type 2 from $9,600 to $16,300, Type 1+2 from $12,200 to $19,800, with additional Trust Service Criteria at $1,300 each

Best for · SaaS companies and organizations seeking first SOC 2 audits with company-specific, customized auditing rather than generic reports

Differentiator · Hundreds of completed examinations; tenured experts with management participation at project level; fixed-fee assessments; customized deliverables with no cookie-cutter content; focus on security program improvement beyond compliance checkbox

Best for · B2B SaaS companies

Differentiator · Senior auditors with direct client engagement throughout, SaaS infrastructure expertise, fast 3-week report delivery, transparent pricing

Best for · Growing B2B SaaS companies moving upmarket requiring enterprise-grade SOC 2 with ISO 27001 and SWIFT compliance

Differentiator · Security-first methodology focused on actual risk reduction rather than checkbox compliance; led by ex-Accenture enterprise experts; custom controls documentation tailored to client stack

Best for · Small and mid-sized domestic and international companies needing SOC 1/2/3, ISO 27001, PCI DSS, HITRUST, and HIPAA compliance

Differentiator · PCAOB registered firm headquartered in Atlanta with global presence across North America, Europe, and Asia; NMSDC certified; complete 360° circle of assurance, advisory, risk, and compliance services; serves clients across all 5 main continents

Best for · Companies needing Big 4-quality SOC 1/2, HIPAA, GLBA, GDPR, FISMA, or NIST audits at boutique prices; diversity-forward organizations

Differentiator · Minority-owned CPA firm founded by former PwC, EY, and KPMG professionals; AICPA Peer Review 'Pass' rating; no sales culture — success driven by team excellence; cloud-centric approach for AWS, Azure, and GCP; deep commitment to diversity and inclusion in cybersecurity

Best for · Companies needing SOC 2, PCI DSS, HIPAA, CMMC, or privacy compliance wanting large-firm resources with specialized boutique attention

Differentiator · Division of Carr, Riggs & Ingram (CRI), a top-25 national CPA firm — large-firm resources with specialized boutique service; experienced QSA team for PCI DSS; dedicated SOC readiness program minimizing audit delays; secure Auditwerx Dashboard for evidence uploads

Best for · Fast-growing SaaS companies needing efficient SOC 2 via Drata automation; businesses wanting small-firm attention with broad tax and advisory services

Differentiator · Issues ~200 SOC 2 examinations annually; deep Drata expertise maximizing automation to pass cost savings to clients; audit leads with hundreds of SOC 2 examinations each; also offers corporate tax, M&A diligence, outsourced controller/CFO, and state tax nexus studies — rare breadth for a boutique SOC firm

Best for · High-achieving cloud tech companies wanting partner-level service, 2-week report turnarounds, and compliance positioned as a business growth tool rather than a checkbox

Differentiator · High-touch boutique with direct partner access throughout every engagement; 2-week report turnaround vs. industry-standard months; principals with 20+ years at top-tier national firms; year-round advisor relationship — not just at audit time; compliance used as strategic differentiator, not minimum-requirements exercise

Best for · Small and mid-sized organizations in Canada and internationally needing Big 4-quality SOC 1/2/3 and ISO 27001/27701 at competitive prices

Differentiator · Led by two former PwC Partners (Mark Mandel and Jose Costa) with 50+ combined years of Big 4 IT/Security audit experience; Standards Council of Canada accredited ISO Certification Body; IAF global certificate database verified; serves clients internationally from Calgary; tailored approach scaling to any company size

Best for · Canadian and international companies needing SOC 1/2/3, ISO 27001, PCI DSS, GDPR, CCPA, PIPEDA, AML, or blockchain compliance from a dual CPA firm and ISO Certification Body

Differentiator · Both a CPA audit firm AND an accredited ISO Certification Body — rare dual capability; Big 4 CPA and CA professional backgrounds; blockchain and crypto compliance expertise; specialist socassurance.ca division; serves large corporations to growth-stage companies internationally

Best for · Companies wanting Big 4-quality SOC 1/2, HIPAA, and privacy assessments with 70% less client fieldwork effort and minimal business disruption

Differentiator · Firm leaders from PwC, Deloitte, and EY; methodology reduces client fieldwork effort 70% vs. traditional auditors; founder is Ohio Society of CPAs board member; tailored audit reports that highlight clients' differentiating controls; ground-up methodology built for modern compliance tools like Drata

Best for · Companies needing SOC 1/2/3 and HITRUST mapping from a full-service CPA firm offering integrated tax, advisory, and compliance services

Differentiator · 55+ year legacy as a 'firm for life'; single-location focus enabling deep client relationships; SOC 2 + HITRUST combined assessments; 120+ professionals offering concierge-level service; integrated tax, employee benefit plan audits, and M&A advisory alongside SOC work

Best for · Companies across North America needing SOC 1/2/3 with a nationally ranked firm; insurance sector and other regulated industries

Differentiator · Founded 1975; nationally ranked SOC firm; 44 CPAs, 115 employees, 3 offices; CPAmerica and Crowe Global membership for national/international reach; provides resources and guidance before audit begins to ensure client preparedness; 92% client retention rate

Best for · UK and European companies needing SOC 1/2, GDPR, ISAE 3402, cybersecurity assessments, and data privacy compliance with UK regulatory expertise

Differentiator · Part of Moore Kingston Smith (top-15 UK accounting firm); cybersecurity and data privacy specialists combining SOC attestation with GDPR compliance; dedicated Drata partner for the UK/EU market; extensive experience with charities and nonprofits alongside tech companies. Trades on the Drata Audit Alliance directory as "Moore ClearComm" — same firm.

Best for · Growing companies wanting a consultative SOC 2 partner that educates throughout the process; organizations also needing tax, M&A diligence, or outsourced CFO services

Differentiator · 170+ employees across Cleveland, Akron, and Lakewood, NJ; translates compliance requirements into plain language; deep Drata expertise passing automation savings to clients; full-service CPA firm adding corporate tax, M&A diligence, and outsourced accounting alongside SOC work; nationwide long-term risk advisor

Best for · Small to mid-sized SaaS and tech companies seeking SOC 2 compliance and cybersecurity audit readiness.

Differentiator · Principal CPA holds ISO 27001 Lead Auditor certification with 25+ years in SOC 2 and compliance audits.

Best for · High-growth tech startups and SaaS companies seeking fast, affordable SOC 2 audits with minimal friction.

Differentiator · Former Big 4 auditors delivering SOC 2 in 2 weeks at 30% below market rate, with dedicated US-based Slack support.

Best for · Tech startups and established companies seeking fixed-fee SOC 2 and compliance audits with GRC automation support.

Differentiator · Fixed-fee SOC 1/2/3 audits with 1,000+ compliance reports issued and deep integrations across six major GRC platforms.

Best for · UK and international mid-market and enterprise clients needing Service Organisation Controls reports across ISAE 3402/3000, AICPA SOC 1/2/3, and AAF standards from a top-tier UK CPA firm.

Differentiator · UK arm of the Grant Thornton International network (listed on Drata's Audit Alliance as Grant Thornton UK Advisory & Tax LLP). ~5,100 UK professionals and 212 partners across London (HQ), Manchester, Birmingham, Aberdeen, Chelmsford, and Ipswich; dedicated SOC team delivers global SAR reporting with embedded cyber, data privacy, and operational resilience SMEs.