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Schellman began as a SOC audit firm 20+ years ago. While we still issue more than 2,000 SOC reports each year, our clients’ trust has propelled our expansion. Today, we offer nearly 60 types of audits and assessments.

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About Us

About Us

Schellman is the only Top 50 CPA firm focused exclusively on IT Compliance and Cybersecurity, and we’re the #1 service provider for FedRAMP Assessments. Our industry-leading NPS scores, client retention, and employee retention mean our clients experience greater continuity and quality.

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In a sea of sameness, we consistently apply our core values to stand apart.
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Our B Corp certification underscores our commitment to a more sustainable future for the marketplace, our people, the community, and the environment.
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Join a team of the industry’s most talented individuals at a company where one of our core values is People First.
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We’re proud to collaborate with a diverse set of providers while remaining steadfast in our commitment to impartiality and independence.

Schellman's 2025 People & Talent Report

2025 People & Talent Report

Certificate Directory

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SOC & Attestations

SOC & Attestations

SOC 1 / SSAE 18 Examination

SOC 2 Examination

SOC 3 Examination

SOC for Supply Chain

SOC for Cybersecurity

C5 Attestation

CSA STAR Programs

Payment Card Assessments

Payment Card Assessments

PCI DSS Validation

PCI SSF

PCI P2PE Validation

PCI PIN Assessments

PCI 3DS Compliance

ISO Certifications

ISO Certifications

ISO 27001

ISO 42001

ISO 27701

ISO 9001

ISO 22301

ISO 20000-1

ISO 14001

ISO 45001

ISO 50001

Privacy Assessments

Privacy Assessments

Global CBPR & PRP Certification

GDPR Assessment

International Privacy Assessments

US Privacy Assessments

Microsoft SSPA/DPR Assessment

EU Cloud Code of Conduct

Federal Assessments

Federal Assessments

FedRAMP®

CMMC / NIST SP 800-171

FISMA/NIST

ITAR

CJIS

IRAP

FTC Consent Decrees

DoD IL6

Healthcare Assessments

Healthcare Assessments

HITRUST Certification

HIPAA Compliance

HIPAA Express

EPCS-DEA Audits

Health Data Host (HDS) Certification

Penetration Testing

Penetration Testing

Application

Network

Mobile

Red Teaming

Social Engineering

Cloud

Physical

Hardware and IoT

Advanced Services

AI Red Teaming

Cybersecurity Assessments

Cybersecurity Assessments

Cloud Configuration Assessments

Ransomware Assessments

NIST Cybersecurity Framework Assessments

Schellman Software Security Assessment (S³A)

TISAX®

SWIFT Customer Security Programme

Internal Audit Co-Sourcing

MTCS Certification

ENS Certification

Crypto and Digital Trust

Crypto and Digital Trust

Schellman Training

Schellman Training

Sustainability Services

Sustainability Services

AI Governance

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About Us

About Us

Leadership Team

Leadership Team

Corporate Social Responsibility

Corporate Social Responsibility

Careers

Strategic Partnerships

Strategic Partnerships

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The Schellman Blog

Jessica Nguyen

Jessica Nguyen is a writer for Government Technology Insider specializing in digital transformation.

Blog Feature

Artificial Intelligence

2026 State of AI Governance: Closing the Readiness Gap

By: Joe Sigman
September 9th, 2026

AI governance has become one of the most consequential disciplines impacting enterprise-level organizations today. It determines not only whether organizations can manage AI-related risks, but whether they can build and prove the trust, accountability, and operational confidence needed to use AI effectively. Despite its importance, governance is often treated as a supporting function focused on policies, checkbox compliance procedures, and assigned responsibility.

Blog Feature

Federal Assessments | CMMC

Preparing for CMMC: Finding and Filling Cyber Gaps During the Phase 2 Pause

By: Douglas Barbin
July 31st, 2026

For the past year, Cybersecurity Maturity Model Certification (CMMC) compliance has mainly focused on self-assessments. Organizations handling Controlled Unclassified Information (CUI) have spent time evaluating their environments, documenting controls, and identifying gaps against required cybersecurity standards. CMMC Phase 2, originally scheduled for November 10, 2026, was set to mandate independent assessments conducted by Certified Third Party Assessment Organizations (C3PAOs) for new DoD solicitations and contracts involving CUI. However, the Department of War (DoW) paused CMMC Phase 2 on July 13, 2026, and launched a 60-day review to lessen the burden of compliance for small and non-traditional businesses.

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