Laboratory Accreditations

side-by-side photos: coatings technician performing test and a small rack of test tubes
GPI is accredited by the following agencies for environmental testing:

ISO/IEC 17025 accreditation from the American Association for Laboratory Accreditation (A2LA)
Certificate #5033.01

State of Ohio
DOH # E10013

State of Louisiana Department of Environmental Quality
Agency Interest #180321

National Environmental Laboratory Approval Program (NELAP) Accreditation
State of New York
ELAP # 11609


Oklahoma Department of Environmental Quality Laboratory Accreditation Program
State Laboratory ID: 9993

Management Systems Requirements of ISO/IEC 17025