National Accreditations

Enthalpy is committed to maintaining the highest technical and ethical standards. Our network of labs is accredited through nationally recognized agencies including The NELAC Institute (TNI), US Department of Defense (USDoD), US Army Corps of Engineers (USACE) and A2LA, as well as hold varying regional accreditations.


National Environmental Laboratory Accreditation Program


US Department of Defense


US Army Corps of Engineers

Regional Accreditations

In addition to national accreditations, Enthalpy maintains certifications at the state level. Our people have the intimacy with the specific requirements of your region and are equipped to respond with maximum efficiency.

For copies of an accreditation and/or certification per laboratory, please search by location here.

For additional information about our accreditations please contact us at

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