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Quality Bodies: Standards, Accreditation & Certification

Standards, accreditation and certification bodies for quality, from ASQ and ISO to ISTQB and CMMI.

22 topics•4 categories•Updated October 2026

Standards Bodies

5 entries

Organizations that write quality standards.

Professional & Certification Bodies

8 entries

Societies and certifiers for quality and testing.

Accreditation Bodies

3 entries

Organizations that accredit certifiers and laboratories.

Related Pages

6 entries

Quality pages on this site.

Frequently Asked Questions

What is a quality body?

A quality body is an organization that writes quality standards, accredits certifiers or certifies professionals and organizations against those standards.

What is the difference between standards, accreditation and certification bodies?

Standards bodies such as ISO publish the standards, certification bodies audit organizations against them, and accreditation bodies such as ANAB, UKAS and national members of the IAF confirm that the certifiers are competent.

Which bodies matter for software quality?

ISTQB for testing certifications, the CMMI Institute and TMMi for maturity models, and IEEE and ISO for software engineering standards.

How current is this page?

Links were checked in October 2026. Sites that block automated checks (ASQ, ISO, ANAB, UKAS and similar) are kept and may need a manual click. This page is an information directory, not professional or certification advice. The original page listed a German QS certification address that now returns 404, so it was replaced.