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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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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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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

ISO 14001

ISO 45001

ISO 50001

Privacy Assessments

Privacy Assessments

Global CBPR & PRP Certification

GDPR Assessment

International Privacy Assessments

US State Privacy Assessments

Microsoft SSPA/DPR 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 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

Crypto and Digital Trust

Crypto and Digital Trust

Schellman Training

Schellman Training

Sustainability Services

Sustainability Services

AI Services

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About Us

Leadership Team

Leadership Team

Corporate Social Responsibility

Corporate Social Responsibility

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Strategic Partnerships

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The Schellman Blog

Blog Feature

Payment Card Assessments | PCI DSS | TPRM

How to Navigate PCI DSS Third-Party Service Provider Requirements

By: Ken Van Allen
December 10th, 2014

The Payment Card Industry Data Security Standard (PCI DSS) is a global security framework designed to safeguard credit card information, protect sensitive authentication data, and minimize the risk of fraud. The PCI Security Standards Council (SSC) released a set of guidelines detailing how to manage third-party service provider (TPSP) relationships and PCI DSS compliance requirements. In this article, we break down everything you need to know about navigating PCI DSS TPSP requirements for PCI compliance.

Blog Feature

Payment Card Assessments | PCI DSS

The PCI DSS Merchant Compliance Levels Explained

By: Schellman Compliance
June 30th, 2014

If your business has been flagged as needing a PCI DSS assessment because you're classified as a "Merchant Level 2" (or Level 1, 3, or 4), you're probably wondering: What does that actually mean? And more likely, what’s the difference between these levels, anyway?

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