Your Trusted Source for Accredited Calibration

ISO/IEC 17025 | ANSI/NCSL Z540 and R205 Accredited Calibration Provider

Huston-DePue Calibration Laboratories (HDCL) is an ISO/IEC 17025 accredited laboratory through A2LA, the American Association for Laboratory Accreditation. HDCL is also accredited to ANSI/NCSL Z540 and R205.

Precision Calibration Powered by Accredited Labs

HDCL is proud to be powered by Accredited Labs, giving us access to a broad range of technical resources, industry expertise, and expanded service capabilities. This partnership reinforces our mission to provide accurate, audit-ready calibration services that align with the highest industry standards.

Accreditation reflects more than compliance — it represents our commitment to technical competence, impartiality, and consistent results. We use accreditation not just as a credential, but as a promise to deliver calibration services you can rely on.

Our Certifications & Accreditations

Accreditation is synonymous with both quality and competence of an organization, through the use of international standards. A2LA is a third-party body that performs accreditations to various international standards, ensuring an unbiased and objective evaluation of HDCL’s functions.

A2LA is the only independent, 501(c)3, non-profit, internationally-recognized accreditation body in the United States that offers a full range of comprehensive laboratory and laboratory-related accreditation services and training.

Established in 1978 as a non-profit, public service membership society, A2LA is dedicated to the formal recognition of competent testing and calibration laboratories, inspection bodies, proficiency testing providers, and reference material producers.

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HDCL's accreditation through A2LA is internationally-recognized and based on globally-accepted criteria resulting in A2LA’s signatory status with the following international recognition arrangements:

International Laboratory Accreditation Cooperation (ILAC)

Mutual Recognition Arrangement (MRA)

International Accreditation Forum (IAF)

Multilateral Recognition Arrangement (MLA)

Asia Pacific Laboratory Accreditation Cooperation (APLAC)

Mutual Recognition Arrangement (MLA)

Inter-American Accreditation Cooperation (IAAC)

Multilateral Recognition Arrangement (MLA)

Trusted Accredited Calibration Services Backed by Proven Standards

Don’t leave compliance and quality to chance. Work with a calibration provider whose skills are recognized nationwide.