SOC 2 Auditors That Work With Sprinto: 47 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 · Mid-market tech companies ($10M-$500M revenue) prioritizing speed and technology integration. Private equity-backed companies needing bundled audit, tax, and compliance services. Bay Area & West Coast startups wanting local presence and tech industry fluency. Companies expanding internationally requiring both SOC 2 and ISO 27001/27701. Organizations valuing efficiency over brand prestige alone

Differentiator · Top 20 U.S. accounting firm with 2,000+ employees and 50+ years experience (founded 1969). Audit Ally AI-powered platform (launched Jan 2024) - purpose-built by accountants for auditors with centralized dashboard, AI-powered automation, embedded communication, and AI summarization of audit notes. ANAB-accredited ISO certification body (can issue ISO certificates, not just attest - extremely rare among CPA firms). Integrated audit + tax + consulting + ISO certification under one roof eliminates vendor management overhead. Strong Bay Area presence with deep Silicon Valley expertise and VC relationships

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 · 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 · Southeast US companies and Atlanta tech corridor startups

Differentiator · Strong Southeast presence with competitive pricing

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 · Middle-market companies needing consolidated compliance across multiple frameworks — SOC 2 + PCI + HIPAA + HITRUST, or CMMC + FedRAMP + ISO — under a single engagement team. Companies handling sensitive data facing multi-standard audit burdens who want one firm to streamline and de-duplicate evidence collection. Government contractors requiring CMMC/FedRAMP readiness alongside SOC 2. Healthcare and higher-education organizations pursuing HITRUST certification (FD's HITRUST practice leader has managed 300+ assessments). Companies with international operations needing dual AICPA/ISAE reporting. Growth companies that value a firm investing aggressively in scale, talent and technology.

Differentiator · FD's SOC Practice is led by competent Peer Reviewers along with a co-author of the AICPA's official SOC for Service Organizations curriculum — making FD one of the only firms where the person who literally wrote the AICPA's SOC playbook leads client engagements. FD sits on multiple HITRUST councils, giving FD arguably the deepest HITRUST bench in the country. Backed by General Atlantic (2025), FD's signature approach consolidates SOC 2, PCI, HIPAA, and HITRUST into a single evidence-collection cycle — eliminating duplicate audit burden.

Best for · Mid-market and private companies — particularly in technology, real estate, government contracting, renewable energy, and South Florida — needing SOC 1/2/3 examinations from a Top 20 US CPA firm with dedicated IT Assurance practice.

Differentiator · Top 20 US CPA firm (~5,000 employees, 350+ partners, 29 offices, $1.12B FY25 revenue). Kelly O'Callaghan, the former IT Audit practice leader, became CEO of CohnReznick LLP (the attest CPA firm) following the February 2025 Apax Funds growth investment, which split the firm into CohnReznick LLP (attest) and CohnReznick Advisory LLC (non-attest, led by David Kessler). SOC practice led by Remi Franklin (IT Audit Partner). Strong South Florida footprint absorbed from the 2023 Daszkal Bolton merger (Boca Raton, Fort Lauderdale, Jupiter; AICPA Advanced SOC Certified auditors).

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 · Organizations prioritizing hands-on remediation support and rapid compliance certification across multiple frameworks.

Differentiator · AICPA-licensed specialist offering hands-on remediation alongside auditing, with 100% documented client retention.

Best for · Regional companies and mid-market firms seeking personalized service

Differentiator · 6th-largest US CPA firm formed by Baker Tilly + Moss Adams merger (June 2025). National reach with strong West Coast presence inherited from Moss Adams. BT Portal for audit management. Senior auditor involvement with 24-48 hour responsiveness.

Best for · Middle-market companies ($50M-$500M revenue) seeking Big Four quality at lower cost

Differentiator · Largest non-Big Four firm with middle market specialization

Best for · SaaS and cloud-hosted companies pursuing SOC 2 Type 1 or Type 2 compliance audits with a multi-state CPA firm

Differentiator · 100-year heritage combined with 250+ professionals and Allinial Global partnership delivering nationwide SOC 2 expertise

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 · SaaS startups and tech companies needing fast-tracked SOC 2 and ISO 27001 compliance.

Differentiator · Vanta-certified implementation partners combining CPA audit expertise with embedded consulting for rapid compliance deployments.

Best for · PE-backed companies and middle market firms with growth plans

Differentiator · Strong private equity relationships and transaction support

Best for · Mid-market to enterprise companies across manufacturing, construction, healthcare, and financial services in the Southeast seeking integrated audit and attestation services.

Differentiator · PCAOB-registered Top 50 U.S. CPA firm with 750+ professionals providing SOC 2 attestations alongside comprehensive tax and advisory services.

Best for · Middle-market businesses seeking comprehensive audit, tax, and advisory services from a nationally ranked CPA firm.

Differentiator · Ranked #1 fastest-growing by Accounting Today with 3,000+ professionals delivering middle-market expertise across audit, tax, and advisory services.

Best for · Mid-market companies across all 50 states seeking deep industry expertise paired with multi-service advisory.

Differentiator · Among the first major U.S. accounting firms to organize by industry vertical, with specialists trained in both technical audit and sector-specific challenges.

Best for · Mid-market to enterprise organizations in regulated industries requiring senior-led audit expertise and industry-specific guidance.

Differentiator · 115-year independent firm with senior leadership directly involved in every engagement and specialized expertise in fintech, banking, and healthcare.

Best for · Large enterprises and public companies requiring comprehensive audit, assurance, tax, and advisory services across diverse industries.

Differentiator · National CPA firm with 475+ partners providing integrated assurance, tax, advisory, and outsourcing services with deep industry expertise.

Best for · Mid-market and enterprise SaaS companies needing comprehensive SOC 2 compliance with ongoing advisory support.

Differentiator · 30-year history in SOC reporting combined with full-service national CPA firm resources for complete compliance.

Best for · Multi-industry companies seeking integrated assurance, tax, and advisory services with emphasis on technology, financial services, and life sciences sectors.

Differentiator · 71% Net Promoter Score (2x industry average) backed by 1,300+ professionals across 27+ states delivering assurance through proprietary BPM1 service model.

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.

Best for · SaaS providers, cloud service platforms, data hosting companies, healthcare organizations, and internationally-based companies operating in the US

Differentiator · Extensive HIPAA expertise, nationwide presence with remote delivery, emphasis on client preparation and collaboration throughout audit process

Best for · Cloud-based software companies with multi-tenant environments

Differentiator · Seasoned CPAs and CISAs who perform audits with true assurance diligence, not automated checklists or software-only solutions