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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

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 (low-to-no team churn = less audit fatigue) mean our clients experience greater continuity and quality.We also understand how distracting unplanned work can be, so we focus on client-centric KPIs to help keep your business moving uninterrupted.

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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

SOC Essentials for Early-Stage Companies

C5 Attestation

CSA STAR Programs

Payment Card Assessments

Payment Card Assessments

PCI DSS Validation

PCI SSF

PCI P2PE Validation

PCI PIN Assessments

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ISO Certifications

ISO Certifications

ISO 27001

ISO 42001

ISO 27701

ISO 9001

ISO 22301

ISO-20000-1

Privacy Assessments

Privacy Assessments

APEC Certification

GDPR Assessment

International Privacy Assessments

US State Privacy Assessments

Microsoft SSPA/DPR Assessment

Privacy Program Assessment

FERPA Assessment

EU Cloud Code of Conduct

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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

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Network

Mobile

Red Teaming

Social Engineering

Cloud

Physical

Hardware and IoT

Advanced Series

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

Crypto and Digital Trust

Crypto and Digital Trust

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Schellman Training

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Leadership Team

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Corporate Social Responsibility

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Strategic Partnerships

ISO Certificate Directory

Blog

The Schellman Blog

Stay up to date with the latest compliance news from the Schellman blog.

Blog Feature

ISO 27001 | Internal Audits

What You Need to Know About ISO 27001 Internal Audits

By: Mike Somody
April 3rd, 2025

A critical component of the ISO 27001 framework is the internal audit defined in Clause 9.2. The internal audit is designed to evaluate the effectiveness and compliance of your Information Security Management System (ISMS).

Blog Feature

ISO Certifications | SOC Examinations | SOC 2 | ISO 27001

SOC 2 & ISO 27001: The Advantages of Both Under a Single Assessor

By: KRISTEN WILBUR
September 10th, 2024

As they’re now two of the most popular compliance initiatives in the world, many organizations often choose to pursue either SOC 2 or ISO 27001, and others are tackling both. In fact, there are strategic benefits to be gained in undergoing both a SOC 2 examination and achieving ISO 27001 certification, especially as you can do both at the same time.

Blog Feature

ISO Certifications | ISO 27001

How to Create Efficiencies in Your ISO 27001 Certification

By: Emirhan Ozsoy
July 3rd, 2024

Ever been on the road with Google Maps or something similar handling your navigation? Whether you’ve driven the route from Point A to Point B before, or if this is your first time making your way, we’re grateful for the assistance and confirmation that we’re taking the right steps.

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