Tnii

The NELAC Institute (TNI) is a non-profit organization based in Austin, TX, dedicated to promoting the generation of environmental data of known quality. Managed by a Board of Directors, TNI develops consensus standards and provides accreditation for laboratories, proficiency testing, and field activities in the environmental sector.

TNI's mission is to foster an open and transparent process that meets the needs of the community, ensuring the production of reliable environmental data. With a focus on laboratory accreditation, TNI offers training courses, resources, and support to laboratories seeking accreditation, as well as a repository of methods and standards for quality assurance. Through its National Environmental Laboratory Accreditation Program (NELAP), TNI establishes and implements a program for accrediting environmental laboratories.

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