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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

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Penetration Testing

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Mobile

Red Teaming

Social Engineering

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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

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Schellman Training

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Sustainability Services

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Leadership Team

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Corporate Social Responsibility

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Strategic Partnerships

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The Schellman Blog

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

Emirhan Ozsoy

Emirhan Ozsoy is a Senior Associate at Schellman. Prior to joining the firm, Emirhan was an IT auditor with KPMG, and later a senior IT auditor with Ernst & Young, where he had the opportunity to gain varied experience, including regarding SOC reporting, Sarbanes-Oxley 404 compliance reviews, and ERP controls implementation projects. Since joining Schellman in 2008, Emirhan has been dedicated to performing SOC reporting projects for clients. To date, Emirhan has provided services to clients in the financial services and information technology industries, among others. Emirhan has also provided professional services to companies of all sizes during his career, including Fortune 1000 and publicly traded companies.

Blog Feature

ISO Certifications | ISO 27001

How to Create Efficiencies in Your ISO/IEC 27001 Certification

By: Emirhan Ozsoy
July 3rd, 2024

As such a comprehensive standard, ISO 27001 has been skyrocketing in popularity in recent years as a framework of choice for many organizations and their information security. But just as its holistic approach provides many advantages, there’s also a lot to consider and prepare for—as well as a lot of potential stumbling blocks.

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