Schellman is a company within the Professional Services category. Schellman is a global provider of attestation and compliance services. The firm specializes in IT audit, cybersecurity assessments, and various regulatory certifications such as SOC, ISO, PCI DSS, and FedRAMP. It is recognized as one of the largest specialized CPA firms in the United States dedicated to the technology and security sector.
Schellman was founded in 2002 and is headquartered in Tampa, Florida.
Schellman is rated Contender on the Optimly Brand Authority Index, a measure of how well AI models can accurately describe the brand. The exact score is locked for unclaimed profiles.
AI narrative accuracy for Schellman is Strong. Minor factual deltas detected.
AI models classify Schellman as a Challenger. AI names competitors first.
Schellman appeared in 4 of 6 sampled buyer-intent queries (67%). Schellman has high visibility for high-intent, specific compliance queries (e.g., 'FedRAMP 3PAO list') but faces stiff competition from 'Big Four' firms on broader 'IT audit' queries.
Schellman is viewed as a gold-standard specialist in technical compliance. AI reliably identifies its core services but may lag on recent corporate structural changes following its private equity backing. Key gap: The shift from 'Schellman & Company' to 'Schellman' and its status as a leading 'boutique' vs. an 'enterprise' firm is often blurred in descriptions.
Of 5 key facts verified about Schellman, 4 are well-documented (likely accurate across AI models), 1 have limited sourcing, and 0 are retrieval-dependent and may be inaccurate without live search.
Recent leadership changes or internal restructuring post-private equity investment (2021) are less likely to be reflected in baseline training data.
Buyers turn to Schellman for Internal Self-Audit / DIY: Using internal compliance, legal, and IT teams to perform self-assessments and manage control frameworks via spreadsheets., Legacy Accounting Firms: Traditional Big Four accounting firms (Deloitte, PwC, EY, KPMG) or large regional CPA firms., among 2 documented problem areas.
Buyers evaluating Schellman typically ask AI models about "best FedRAMP assessment firms", "SOC 2 audit providers for tech companies", "ISO 27001 certification bodies USA", and 2 similar queries.
Schellman's main competitors are Bishop Fox, Coalfire. According to AI models, these are the brands most frequently named alongside Schellman in buyer-intent queries.
Schellman's core products are SOC Examinations, ISO Certification, PCI DSS Assessment, FedRAMP Assessment, HITRUST, Penetration Testing..
Schellman uses Enterprise/Custom.
Schellman serves SaaS providers, Cloud Service Providers (CSPs), enterprise technology companies, healthcare organizations, and government contractors..
Schellman Unlike generalist accounting firms, Schellman is a specialized CPA firm focused exclusively on security and compliance audits, offering integrated assessments across multiple frameworks.
Brand Authority Index (BAI) tier: Contender (exact score locked for unclaimed brands)
Archetype: Challenger
https://optimly.ai/brand/schellman
Last analyzed: April 11, 2026
Founded: 2002
Headquarters: Tampa, Florida, USA