Founded 1944

NSF International

Ann Arbor, United States

Public-health-focused standards development and certification body; developed and maintains NSF/ANSI 49, the design-and-performance standard for biosafety cabinets, and runs the enhanced and basic field-certifier accreditation programs that qualify technicians worldwide to perform on-site biosafety cabinet certification.

Headquarters
Ann Arbor, United States
Founded
1944
Website
www.nsf.org
Legal name
NSF International
Employees
3,000+ team members

Geographic coverage

  • Global -- services provided in 110 countries; headquartered in Ann Arbor, Michigan, USA

Notable facts

  • Founded in 1944 within the University of Michigan School of Public Health as the National Sanitation Foundation.
  • Functions primarily as the standards-setter and field-certifier accreditor for NSF/ANSI 49 rather than a direct on-site facility testing contractor.

Verified credentials

ISO/IEC 17025 (testing/calibration laboratories) (unverified)Certification-body accreditations from SCC, ANSI, ANAB, and IAS (multiple standards/scopes) (unverified)ISO/IEC 17021-1 (management systems certification body) (unverified)

= confirmed on the accrediting body's own public registry. (unverified) = the provider's own claim, not independently confirmed in a registry. Never take a certification claim at face value; verify directly with the issuing body before you retain a vendor. See methodology.

Service categories

Sources. This profile is compiled from public reference data, WebSearch-verified againstsource 1 · source 2 · source 3. Data as of 2026-07-11. See methodology.

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