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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 delivered by full-time employees. No outsourcing. No compromises.

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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 (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

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

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ISO Certifications

ISO 27001

ISO 42001

ISO 27701

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ISO-20000-1

Privacy Assessments

Privacy Assessments

APEC Certification

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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

Healthcare Assessments

Healthcare Assessments

HITRUST CSF Certification

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EPCS-DEA Audits

Health Data Host (HDS) Certification

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Penetration Testing

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Social Engineering

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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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Corporate Social Responsibility

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Strategic Partnerships

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JASON LAM

Jason Lam is a Senior Manager with Schellman based in New York City, NY. Prior to joining Schellman in 2015, Jason worked as an Enterprise Risk Management Associate at Freed Maxick CPAs, specializing in Sarbanes-Oxley compliance audits and Service Organization Controls (SOC) examinations. Over a year of experience comprised of serving clients in various industries ranging from financial services, healthcare, call centers, and data centers. Jason is now mainly dedicated to performing Service Organization Controls (SOC) examinations.

Blog Feature

Education | Audit Readiness

Learning What Makes a Good Auditor

By: JASON LAM
November 3rd, 2016

The audit world isn’t as scary as people make it out to be. But there are things that you can only learn in the audit profession through experience and not in the classroom. Here are some of the biggest takeaways I learned as a first year auditor:

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