SOC 2 auditors for FinTech: 43 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 · Small-to-mid-sized organizations ($5M-$100M revenue) without enterprise budgets. First-time SOC seekers wanting bundled pricing transparency ($30K Year 1 package: Gap + Type I + Type II, then $25K annual renewals). MSPs and IT service providers. Healthcare organizations needing HITRUST + HIPAA. Budget-conscious buyers valuing long-term partnership over transactional audits

Differentiator · Pricing transparency: documented $25K-$30K bundled packages with clear annual renewal pricing. Strong MSP community reputation with 4+ year client relationships. PCAOB-registered quality standards at accessible mid-market pricing. Boutique personalization at scale (130 employees serving 2,000+ clients = ~15 clients per employee). 18+ years experience (founded 2005) with $42M revenue demonstrates financial stability without PE pressure

Best for · Companies that want a long-term audit relationship over a transactional, checkbox engagement — and need a firm that can start immediately and cover SOC 2 alongside ISO 27001, ISO 42001, NIST, or HITRUST without bringing in a second vendor.

Differentiator · Independent, employee-owned CPA firm headquartered in Cincinnati (founded 1965, 225 staff) with roughly 20 people working exclusively on SOC reports. Readiness, audit, and issuance are handled entirely in-house with no outsourcing, by a team distributed across six time zones that serves two-person startups through large multinationals. SOC engagements are priced as a fixed fee rather than billed hourly, so the number is known before fieldwork begins, and the firm holds strong AICPA Peer Review standing. Multi-framework coverage (SOC 2, ISO 27001, ISO 42001, NIST, HITRUST, AI systems compliance) consolidates parallel attestations into one report, with a quality-and-relationship orientation rather than checkbox auditing. Notably fast: able to start engagements immediately, where most peers have multi-month lead times.

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 + CMMC) in a single coordinated engagement. Healthcare technology pursuing HITRUST. Y Combinator-style SaaS startups already running on automation tools like Vanta or Drata. 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 five highest-regarded frameworks under one roof: ISO 27001, SOC 2, HITRUST, PCI DSS, and CMMC. 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). Extensive experience with the leading automation tools like Vanta and Drata; 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 · 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 · 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 · Technology, cloud, healthcare, payments, and public-sector-adjacent companies that want SOC 1, SOC 2, PCI DSS, HITRUST, FedRAMP, GovRAMP, or CSA STAR assessment work coordinated under one provider.

Differentiator · Securisea combines a licensed CPA SOC attestation practice with security-assessment credentials across PCI DSS, HITRUST, FedRAMP, GovRAMP, CSA STAR, and ISO 27001/27701. Its SOC pages state that Securisea conducts independent SOC examinations, evaluates SOC 2 controls against AICPA Trust Services Criteria, and separates readiness/non-attest services from formal assessment work under each framework's independence requirements.

Best for · Enterprise IT Outsourcing Services, Managed Security, Customer Support, Healthcare Claims Management & Processing, and FinTech Services

Differentiator · Integrated compliance approach with strategic guidance; SOC 2+ hybrid assessments combining multiple frameworks (HIPAA, HITRUST, CSA STAR); established relationships with client continuity

Best for · Nonprofit organizations, commercial companies, and wealthy individuals/estates seeking SOC 2 and LADMF certification

Differentiator · ACAB certification with extensive LADMF experience; PrimeGlobal member with global reach; 10% of net profits donated annually to nonprofits

Best for · SaaS, FinTech, HealthTech, e-commerce, regulated industries, enterprises to fast-growing startups

Differentiator · CPA-led firm with AICPA standards, end-to-end support from readiness to attestation, global presence with local regulatory expertise, automation-driven compliance execution

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 · Financial services companies — especially mortgage banking, hedge funds, and alternative investments — needing SOC 1/2 with deep industry expertise

Differentiator · Nearly 40 years specializing in financial services; Mortgage Tech 100 and Mortgage Tech Trendsetter recognition; Inside Public Accounting Top 100 Firm; RM Select benchmarking data gives clients competitive insight; cybersecurity + risk advisory uniquely combined with financial services domain expertise

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 · Technology-driven companies, SaaS platforms, cloud services, FinTech, HealthTech, IT service providers, and organizations managing multiple compliance frameworks seeking consolidated audits

Differentiator · 25+ years compliance expertise, CPA-attested SOC 2 reports, experienced senior auditors, white-glove customer-focused approach, cross-framework expertise mapping controls across SOC 2, ISO 27001, PCI, HIPAA, and NIST

Best for · Mid-market to enterprise organizations across regulated industries seeking comprehensive SOC 2, ISO 27001, HITRUST, and CMMC compliance

Differentiator · Founded in 2005 by Big 4 alumni; acquired by Axiom GRC in November 2025 and merged with AssurancePoint in 2026, expanding SOC and ISO audit capacity; integrated compliance, cybersecurity, and risk-advisory services with strong client and employee retention

Best for · Modern SaaS, FinTech, Healthcare, and AI companies wanting a tech-enabled, lean audit process

Differentiator · Boutique CPA firm built from Big 4 (EY) IT-audit DNA; applies lean-manufacturing principles and AI/tech enablement to SOC engagements; explicitly platform-agnostic (no exclusive GRC partnership); offers SOC 1/2/3, HIPAA, GDPR, ISO 27001/27701/42001, CMMC, and AI assurance

Best for · High-growth B2B SaaS companies

Differentiator · 50% faster SOC 2 certification; team of Silicon Valley veterans from Google, Tencent, Salesforce, and EY with 10+ years GRC experience

Best for · SaaS companies, FinTech platforms, cloud providers, and healthcare organizations seeking customized SOC 2 Type 1 and Type 2 certification

Differentiator · Custom risk and control frameworks; risk-focused practical approach emphasizing real-world controls; end-to-end service from readiness assessment to attestation; year-round compliance support; multi-country presence with offices in Canada, USA, India, and UAE

Best for · Australian businesses and MSPs needing SOC 2 or ISO 27001 certification with guaranteed audit pass

Differentiator · Fixed monthly pricing (AUD $3,750-$3,245/month), guaranteed certification, fully managed implementation, 3-9 month timeline, Australian-based team

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 · 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 · 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 · UK companies needing affordable fast compliance

Differentiator · Fast turnaround with cybersecurity focus

Best for · UK and EU companies expanding to US market needing SOC 2

Differentiator · UK-based with deep understanding of both US and EU compliance requirements

Best for · Small and medium sized businesses in Canada

Differentiator · One of the few SOC 2 Type II MSPs in Canada; offers SOC 2 readiness assessments and consulting

Best for · SaaS, fintech, and cloud services companies seeking AICPA-aligned SOC 2 audits

Differentiator · AICPA-aligned audits with expert guidance, customized approach, and streamlined audit process; comprehensive gap assessment and remediation support

Best for · Tech-driven SaaS, cloud, and fintech companies needing SOC 2 and ISO 27001 audits with a responsive, CPA-led team.

Differentiator · CPA-led specialists averaging 20+ years of SOC 2/ISO experience with proprietary secure portal and remediation guidance.

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 · Fast-growing SaaS and fintech companies seeking specialist SOC 2 and cybersecurity audit expertise.

Differentiator · PCAOB-registered CPA firm founded by Grant Thornton partner, combining audit rigor with specialized SOC 2 and cybersecurity expertise, performing 400+ audits annually.

Best for · Mid-market organizations across a broad range of industries needing SOC 1 or SOC 2 reports from a full-service regional CPA firm with deep AICPA compliance experience.

Differentiator · Uses Fieldguide AI-native audit platform for evidence gathering and SOC delivery; AICPA peer-review contributors; LEA Global affiliate for international coverage; based in St. Louis since 1965.

Best for · Multi-sector technology and SaaS companies requiring structured SOC 2 Type I/II audits with transparent, evidence-based approach

Differentiator · Independent CPA-licensed firm, technology-forward audit methodology, transparent evidence-based process, global presence with local expertise across multiple continents

Best for · Mid-market and enterprise companies in Upstate New York and multi-state that need SOC 1, 2, or 3 reports with readiness assessment included, from a full-service CPA firm with CISA-credentialed IT audit staff.

Differentiator · Consultative SOC approach including pre-assessment and gap readiness analysis before the formal audit, led by a CISA-credentialed team with PCAOB/SEC experience.

Best for · Startups and established service providers requiring comprehensive SOC 2 Type I and Type II certification

Differentiator · AICPA peer-reviewed firm with global Fortune 500 client base and AWS cloud expertise

Best for · Organizations needing SOC 1, 2, or 3 reports backed by a firm with over 50 years of internal controls experience and more than 200 audit clients served annually.

Differentiator · Independent Top 50 U.S. CPA firm with a dedicated SOC practice covering SOC 1/2/3 plus SOC 2 Plus overlays (HIPAA, GDPR, NIST, ISO 27001) and SOC for Cybersecurity, headquartered in Miami.

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 and FinTech companies seeking fast-track SOC 2 certification with guaranteed timelines and enterprise-grade controls.

Differentiator · Guaranteed SOC 2 certification timelines (6-8 weeks) backed by SLA with 100% in-house auditors and 98% first-time pass rate.

Best for · Multistate businesses needing comprehensive accounting, tax, advisory, HR, and risk management services from an established CPA firm.

Differentiator · Broad-service CPA firm combining tax, assurance, and advisory with dedicated HR consulting and risk management divisions.

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 · 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 · Large enterprises and multinational organizations requiring Big Four audit credentials and global compliance reach.

Differentiator · Big Four member firm with global network, multi-service offerings, and access to international audit methodologies.