Firm profile

Schellman

Schellman is an independent assessment firm and an authorized FedRAMP 3PAO, performing 800-53-based assessments for cloud providers alongside SOC, ISO, and HITRUST audit work. Assessment-only by posture.

At a glance

HeadquartersTampa, Florida
Founded2002
Firm typeIndependent cybersecurity assessment firm
Planning rangeNot published — request a scoped quote
Typical timelineVaries — confirm in proposal
Frameworks (per firm)FedRAMP (authorized 3PAO), NIST SP 800-53, SOC 1/2, ISO 27001, HITRUST
Official websiteschellman.com

Best fit

Cloud providers that want a strictly independent 3PAO for FedRAMP assessment.

Before you engage

Independent assessor — remediation and readiness help must come from elsewhere.

Independent directory note. This profile is compiled from the firm's public materials, verified September 2026. It is not an endorsement and not a paid placement. Verify the firm's credentials and engagement terms yourself.

Questions about Schellman

Is Schellman affiliated with or endorsed by CISA?

No — and no private firm is. CISA does not certify, endorse, or accredit consultants. Schellman is listed here as a Independent cybersecurity assessment firm.

What services does Schellman offer?

Per the firm's public materials: FedRAMP (authorized 3PAO), NIST SP 800-53, SOC 1/2, ISO 27001, HITRUST.

How do I get pricing from this firm?

Consulting fees are scoped per engagement and not published by most firms. Use our quote request to get a scoped fee from Schellman and comparable firms.

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