QMS Certification Services is a fully accredited third-party International Certification Body. Operating since 1994, QMS is one of the oldest and most experienced certification bodies auditing and certifying thousands of organizations globally. We have built a great reputation for first-class service, market-leading pricing, and a hassle-free process for our clients. International Recognition: QMS Certification Services is accredited by IAS (INTERNATIONAL ACCREDITATION SERVICE) – a member of the IAF (International Accreditation Forum). All Certificates of Approval are issued under the IAS accredited system in the USA. QMS has auditors and clients all over the world, allowing for multi-country certification for clients.