Running a data center comes with unique compliance challenges. Whether you manage a colocation facility, a wholesale data center, an edge site, or a hyperscale campus, you need SOC 2 audit firms for data center companies that understand how your business operates. A standard SOC 2 approach designed for SaaS companies simply isn’t enough.
The best SOC 2 audit firms for data center companies know that securing a data center goes beyond reviewing policies. They understand physical security controls like access badges, CCTV systems, mantraps, and backup power, alongside technical controls such as encryption and access management. They also know how to handle complex environments where your infrastructure, third-party providers, and customer-owned equipment all fall under different levels of responsibility.
Why SOC 2 Audit Firms for Data Center Companies Are Different
Unlike SaaS companies, data centers must prove not only that their systems are secure but also that their physical facilities are protected. Auditors need to evaluate controls such as building access, visitor management, surveillance, and environmental safeguards like power and cooling.
Experienced SOC 2 audit firms for data center companies also understand the challenges of shared facilities and third-party providers. They know how to assess tenant separation, review vendor relationships, and properly scope the audit so the final report meets enterprise customer expectations.
A strong SOC 2 report does more than check a compliance box. It builds trust with customers, supports vendor risk reviews, and helps you win enterprise contracts. That’s why working with an auditor that understands data center operations is essential.
Top 12 Best SOC 2 Audit Firms for Data Center Companies
1. A-LIGN
A-LIGN is one of the largest specialist compliance auditors in the country, built around a single-provider model that covers SOC 2, ISO 27001, HITRUST, PCI DSS, and FedRAMP under one roof. Its scale and breadth make it a natural fit for data center operators who need more than one framework tested against the same physical evidence base — a common ask once you’re selling to regulated or federal-adjacent tenants.
Features:
- A-SCEND compliance management platform for evidence collection and audit tracking
- Combined SOC 2 + ISO 27001 engagements using shared evidence
- FedRAMP 3PAO capability for data centers serving government-adjacent workloads
- National team with experience auditing colocation and managed-hosting providers
Pros:
- Single vendor for multiple frameworks reduces duplicate evidence requests across your facilities team
- Strong brand recognition that enterprise procurement teams accept without extra scrutiny
- Established playbooks for multi-site portfolios
Cons:
- Larger firm means less partner-level face time than a boutique
- Premium pricing relative to smaller specialist firms
Pricing: Type II engagements for infrastructure and facilities clients typically run $25,000–$75,000+ depending on site count and framework bundling.
2. Schellman
Schellman has grown into a firm issuing more than 2,000 SOC reports a year for over 900 clients worldwide, built around a “single assessor” model spanning SOC, ISO, FedRAMP, HITRUST, PCI, and CMMC. That breadth, plus deep federal and defense-sector experience, makes it a strong choice for hyperscale and government-facing data center operators.
Features:
- Combined attestation approach across SOC, ISO, FedRAMP, HITRUST, PCI, and CMMC in a single engagement
- PCAOB-registered attest practice, separated from advisory work for independence
- Recognized as the #1 FedRAMP 3PAO globally, relevant for data centers hosting federal or federal-adjacent cloud workloads
- Concurrent SOC 2 + ISO 27001 pursuit for multinational facility operators
Pros:
- Best-in-class credibility for government, defense, and hyperscale accounts
- Genuine cross-framework efficiency rather than marketing language
- Long track record with large, complex, multi-tenant environments
Cons:
- Premium pricing tier compared to boutique specialists
- Engagement timelines can run longer given the scale of documentation reviewed
Pricing: SOC 2 Type II engagements generally run $20,000–$100,000, with turnaround of 3–12 weeks depending on scope and site count.
3. Linford & Company
Linford & Company is a Denver-based CPA firm that has built its entire practice around SOC and IT attestation work for well over a decade, giving it deep familiarity with both the financial-controls language auditors need and the technical realities of physical infrastructure. The company also publishes some of the most detailed public guidance available on SOC 2 for data centers specifically, which is a good signal of institutional expertise even before you engage them.
Features:
- Guidance built around holistic governance for data that spans on-premises, public cloud, and colocation environments, reflecting how modern data center footprints actually work
- Experience scoping smaller, distributed sites and edge locations alongside primary facilities
- SOC 1 and SOC 2 combined engagements for facilities with financial-reporting-relevant systems
- Readiness assessments before formal audit fieldwork
Pros:
- Genuine subject-matter depth in facilities and infrastructure, not just general IT
- Strong reputation for clear, well-written reports
- Responsive partner-level engagement typical of a mid-sized specialist firm
Cons:
- Regional roots mean smaller international footprint than global firms
- Booking windows can fill up during peak audit season
Pricing: Type II engagements typically fall in the $20,000–$95,000 range depending on facility complexity and number of locations.
4. BARR Advisory
BARR Advisory is a cybersecurity and CPA firm that has built a strong reputation in cloud and infrastructure security work. Its combination of CPA credentialing with hands-on cybersecurity consulting makes it a good fit for data center operators that want an auditor who can also speak knowledgeably about network architecture and Zero Trust design during fieldwork.
Features:
- Combined CPA attestation and cybersecurity advisory capability
- SOC 2, SOC 2+ (integrating HITRUST, GDPR, or NIST), and SOC 1 reporting
- Dedicated client success manager through readiness, remediation, and evidence collection
- Peer-reviewed CPA firm with CISA- and CISSP-credentialed auditors
Pros:
- Strong technical bench that goes beyond checkbox-style attestation
- SOC 2+ option lets facility operators layer additional frameworks into one report for multinational tenants
- Fixed-fee structure supports predictable budgeting
Cons:
- Growing firm means bandwidth constraints during high-demand periods
- Less brand recognition among Fortune 500 procurement teams than Big Four names
Pricing: Fixed-fee model generally in the $18,000–$55,000 range for Type II, varying by framework combination.
5. Coalfire
Coalfire has long-standing experience in infrastructure, cloud, and critical-systems security assessments, which extends naturally into data center SOC 2 work. Its background in penetration testing and infrastructure security consulting gives it an edge when a facility’s compliance story depends heavily on demonstrating real, tested physical and network segmentation rather than paper policy.
Features:
- Combined SOC 2, PCI DSS, FedRAMP, and penetration testing services
- Deep bench in physical and network segmentation testing for multi-tenant environments
- Experience with critical infrastructure and industrial environments adjacent to data center operations
- National footprint with government and enterprise sector experience
Pros:
- Strong technical credibility on segmentation and physical/logical control separation, the exact area multi-tenant colocation struggles with
- Broad framework coverage reduces the need for multiple vendors
- Established relationships with large enterprise and government buyers
Cons:
- Larger firm with less individualized attention than boutique competitors
- Pricing sits toward the higher end of the specialist tier
Pricing: Type II engagements typically range from $30,000–$90,000 depending on scope and number of sites.
6. KirkpatrickPrice
KirkpatrickPrice is a licensed CPA firm offering SOC 1, SOC 2, PCI DSS, HIPAA, HITRUST, ISO 27001, NIST, and privacy audits, and has completed audits and security assessments for over 2,000 clients worldwide, with reports delivered in a machine-readable format alongside the traditional deliverable. The firm has a long history working with technology and infrastructure clients and offers an online audit management platform that keeps the process organized across distributed facility teams.
Features:
- Comprehensive framework portfolio spanning SOC, PCI DSS, HITRUST, ISO 27001, and NIST 800-53
- Online Audit Manager plus onsite visits and direct auditor communication
- Free report analysis tool to identify gaps in an existing SOC 2 report before engaging
- National coverage with offices across major U.S. metros
Pros:
- High-volume experience means efficient, well-tested audit workflows
- Willingness to review and critique an existing report before you commit is a useful due-diligence step
- Strong educational resources for teams new to the audit process
Cons:
- Multi-city structure can mean variable auditor experience by region
- Facilities-specific marketing is less prominent than firms like NDNB or Linford
Pricing: Type II audits generally run $15,000–$75,000, positioning KirkpatrickPrice among the more competitively priced specialist firms.
7. Johanson Group LLP
Johanson Group is a boutique CPA firm best known for fixed-fee pricing and fast turnaround, making it a strong option for smaller or single-site data center operators pursuing their first SOC 2 report without the overhead of a national firm. It’s frequently the default recommendation for first-time buyers in the broader SOC 2 market, and that same value proposition holds for smaller facility operators.
Features:
- Fixed-fee pricing structure with predictable total cost
- Fast turnaround relative to national and Big Four competitors
- Straightforward engagement process suited to first-time SOC 2 buyers
- Direct access to experienced auditors without heavy account-management layers
Pros:
- Cost-effective for single-facility or early-stage colocation operators
- Less bureaucratic than larger national firms
- Good fit if your enterprise customers don’t specifically require a nationally branded name on the report
Cons:
- Less suited to large, multi-site portfolios with complex subservice organization scoping
- Smaller team means less bench depth for simultaneous multi-framework engagements
Pricing: Generally the most affordable specialist option on this list, with Type II engagements often starting below $20,000 for single-site operators.
8. Prescient Security
Prescient combines SOC 2 attestation with hands-on application and infrastructure security testing, which is a useful pairing for data center operators whose customers also run security questionnaires covering network architecture and penetration testing alongside the SOC 2 report itself.
Features:
- SOC 2 audit paired with penetration testing and security assessment services under one provider
- Experience with infrastructure-heavy, technically complex environments
- Streamlined evidence collection workflows for teams without dedicated compliance staff
- Support for combined SOC 2 plus ISO 27001 or HIPAA engagements
Pros:
- One vendor relationship covers both the attestation and the technical testing enterprise buyers often request separately
- Responsive, hands-on service typical of a mid-sized specialist
- Competitive pricing relative to national firms
Cons:
- Less brand recognition among the largest enterprise procurement teams
- Smaller firm footprint may mean longer lead times during peak season
Pricing: Type II engagements typically range from $18,000–$60,000 depending on scope and add-on testing services.
9. Deloitte
For hyperscale operators, wholesale data center REITs, or facilities whose largest tenants specifically require a Big Four name on the attestation report for their own procurement or board reporting, Deloitte remains the benchmark. Global scale with operations in more than 150 countries and local audit teams supports multinational clients, and Deloitte’s SOC practice covers SOC 1, SOC 2, SOC 2+, and related attestation reports under one engagement umbrella.
Features:
- Global delivery model with local audit teams across data center regions worldwide
- SOC 2+ reports integrating frameworks like HITRUST, GDPR, and NIST
- Deep bench for multinational, multi-jurisdiction facility portfolios
- Brand recognition that removes any procurement friction with the largest enterprise tenants
Pros:
- Unmatched credibility for the largest hyperscale and multinational engagements
- Genuine global delivery capability for operators with international facility footprints
- Broadest possible framework integration in a single report.
Cons:
- Premium pricing, often multiples of specialist firm cost
- Less flexible and slower-moving than boutique firms for smaller, single-site operators
- Overkill (and a poor use of budget) for operators without genuine multinational or hyperscale scale
Pricing: Type II engagements for large infrastructure clients commonly run $75,000–$250,000+, reflecting global delivery scale and brand premium.
10. Baker Tilly
Baker Tilly is a mid-tier national CPA and advisory firm that explicitly names colocation data centers among the client types its SOC audit team serves, alongside SaaS, IaaS, PaaS providers, and financial institutions. Following its 2025 combination with Moss Adams, Baker Tilly now operates as one of the largest CPA networks in the country, giving data center operators a mid-tier option with genuine, on-record facilities experience and national reach without stepping up to Big Four pricing.
Features:
- Dedicated AICPA SOC specialists performing hundreds of SOC engagements annually across a wide range of industries, including colocation and infrastructure clients
- Readiness assessments recommended ahead of the formal examination period, typically as part of a longer end-to-end process from readiness through final report delivery
- Proprietary client portal for streamlined evidence and document management across multi-site engagements
- SOC 2+ capability layering HITRUST, NIST, or other frameworks onto the base report
Pros:
- Explicit, on-record experience with colocation and data center clients rather than a generic technology-sector claim
- Senior auditor involvement with fast internal response times during fieldwork
- National footprint and bench depth following the Moss Adams combination, useful for multi-region facility portfolios
Cons:
- Pricing runs above the boutique specialist tier
- Larger firm structure means less flexibility on turnaround than a smaller, dedicated practice
Pricing: Type I audits typically range from $18,000–$55,000, and Type II audits range from $28,000–$100,000, consistent with mid-tier national firm pricing.
11. Crowe
Crowe is a global accounting and advisory firm that has built a risk-based SOC 2 practice around proprietary data analytics and AI-assisted tooling, using technology to speed up evidence collection and testing without sacrificing the rigor enterprise buyers expect from a full-service national firm. That combination of scale and modern tooling makes Crowe a strong option for larger facility operators who want faster cycle times without dropping down to a boutique specialist.
Features:
- Risk-based audit methodology with proprietary data analytics used to prioritize testing effort across large evidence sets
- AI-assisted evidence review that shortens the fieldwork timeline on multi-site or high-volume engagements
- Full national and international assurance practice with dedicated technology and infrastructure teams
- Combined SOC 2, SOC 1, and multi-framework attestation capability
Pros:
- Faster cycle times than a traditional national firm thanks to analytics-driven testing
- National and global delivery capability for facility operators with a multi-region footprint
- Full-service advisory bench (tax, risk consulting, M&A) useful for operators preparing for investment or acquisition
Cons:
- Pricing sits above boutique specialist firms
- Less narrowly focused on facilities/data centers than firms like Baker Tilly or Linford.
Pricing: Type II engagements generally range from $25,000–$90,000, in line with mid-tier national firm pricing.
12. Withum
Withum is a top-25 national accounting and advisory firm with a dedicated SOC audit practice group that has built its reputation around communication-heavy engagements and customized work programs rather than a one-size-fits-all template. For data center operators that want the depth and stability of a full-service national firm without stepping all the way up to Big Four pricing, Withum is a credible middle path — and one that’s genuinely independent of the Baker Tilly/Moss Adams combination reshaping the rest of the mid-tier market.
Features:
- Dedicated SOC Audit Practice Group covering SOC 1, SOC 2, SOC 3, and SOC for Cybersecurity
- Customized work programs designed around each client’s actual control environment rather than a generic template
- Broader advisory bench (tax, M&A, valuation, risk consulting) useful for data center operators preparing for investment or acquisition
- Combined internal-controls and information-technology risk expertise on the same engagement team
Pros:
- Partner-level attention combined with national-firm resources
- Valuable if you’re already a tax or advisory client, consolidating vendor relationships
- Strong reputation for high-communication, low-friction audit engagements.
Cons:
- Pricing sits above boutique specialist firms
- Less narrowly focused on facilities/data centers than firms like Baker Tilly or Linford
Pricing: Type II engagements generally range from $20,000–$95,000, consistent with regional/national CPA firm pricing for infrastructure-heavy scopes.
Conclusion
Choosing the right SOC 2 audit firms for data center companies goes beyond comparing prices. The best firm understands that data centers are not like typical SaaS businesses. They know your environment includes physical security, power systems, access controls, vendors, and other critical infrastructure. They should also know how to scope your systems and third-party providers correctly from the start.
The SOC 2 audit firms for data center companies on this list are among the strongest options available today. Some specialize in data center compliance, while others support global enterprises with complex operations. Compare a few providers before making your decision. Ask how they handle physical control testing, subservice providers, and multi-site environments. Choosing the right partner will make the audit process smoother and help you achieve compliance with confidence.