Contact Us

Services

Suite of Services

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.

Download a PDF of All Services

Learning Center

Our Technology

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 (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.

Download the Story of '24

ISO Certificate Directory

Services

Services

View All Services

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

PCI 3DS Compliance

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

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 Series

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

Crypto and Digital Trust

Crypto and Digital Trust

Schellman Training

Schellman Training

Sustainability Services

Sustainability Services

AI Services

Learning Center

Our Technology

About Us

About Us

Leadership Team

Leadership Team

Corporate Social Responsibility

Corporate Social Responsibility

Careers

Strategic Partnerships

Strategic Partnerships

ISO Certificate Directory

Blog

The Schellman Blog

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

Will Sparks

Will Sparks is a Senior Associate with Schellman based in Columbus, OH. Prior to joining Schellman in June of 2022, Will was a student at Ohio University studying Business Analytics & Information Systems. Will is now focused on supporting Schellman's SOC 1 and SOC 2 services for organizations across various industries.

Blog Feature

Payment Card Assessments | PCI DSS

Understanding TLS 1.3 Encryption and Its Role in PCI DSS Compliance

By: Will Sparks
April 22nd, 2025

Transport Layer Security (TLS) is a cryptographic protocol that encrypts data, authenticates connections, and protects the data in transmission. As time passes, new versions of TLS are released to strengthen defenses and maintain an advantage of the constantly evolving threat landscape. Understanding these updates is essential for anyone managing secure systems or handling sensitive data online.

Blog Feature

Working for Schellman: An Early Review from an Auditor

By: Will Sparks
December 8th, 2022

The debate between working for bigger companies or smaller companies is a big topic for a lot of college graduates entering the workforce—I’d know, I was recently one of them. Everyone has their opinion of which way is best before they take the job, and those may or may not change after everyone has spent some time being employed.

{