Audit-Ready and In Control

Providing Precision Metrology Services Since 1960

ISO/IEC 17025 Accredited

At HDCL, we don’t just meet expectations — we’re measured by them. 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. Our accreditation reflects our unwavering commitment to accuracy, consistency, and quality assurance. Every calibration we perform is backed by internationally recognized standards, ensuring audit-ready results and full traceability to NIST. When precision matters, HDCL delivers with confidence.

Comprehensive Metrology Services

From routine calibration to complex precision measurements, HDCL offers a full suite of metrology services to keep your equipment accurate, compliant, and ready for performance.

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Dimensional Calibration

Ensure precision for calipers, micrometers, indicators, and other dimensional tools with high-accuracy standards traceable to NIST.

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Electrical Calibration

Reliable calibration for multimeters, oscilloscopes, power supplies, and other electrical instruments across a wide range of voltages and frequencies.

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Temperature & Humidity Calibration

Maintain environmental accuracy with calibration for thermometers, RTDs, data loggers, and hygrometers, ensuring regulatory compliance.

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Pressure Calibration

Accurate testing and calibration of pressure gauges, manometers, and transducers for industrial and lab applications.

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Torque & Force Calibration

Calibration services for torque wrenches, screwdrivers, and force gauges to support mechanical precision and workplace safety.

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Mass & Balance Calibration

High-precision calibration for scales, analytical balances, and weights used in manufacturing, lab, and QC settings.

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Calibration Made Simple

When your business depends on accurate measurements, you can’t afford guesswork. At HDCL, we make calibration simple, reliable, and stress-free — so you’re always ready for audits, production, and whatever comes next.

Partner with a team that combines technical expertise with exceptional service, ensuring every detail is handled with precision and care.

  • Fast, responsive turnaround to minimize downtime
  • Clear, audit-ready documentation
  • Experienced technicians who work around your schedule

With decades of industry experience and a commitment to service, HDCL is the partner you can count on to keep your equipment, and your operations, running at peak performance.

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What makes us different

Powered By Accredited Labs

As part of the Accredited Labs family, we bring you industry-leading calibration services backed by ISO/IEC 17025 accreditation, advanced technology, and a commitment to precision.

Customer-Focused Approach

We prioritize your needs with fast response times, flexible scheduling, and clear communication — because your time and peace of mind matter.

Trusted Experience

Backed by years of hands-on industry knowledge, our technicians deliver precise, audit-ready results you can rely on every time.

Quick & Easy Equipment Calibration in 3 Steps

Work with a trusted calibration partner in just three steps:

1

Send Us Your Equipment List

Let us know what you need calibrated and we’ll take it from there

2

Receive a Quote & Schedule Service

Get transparent pricing and fast scheduling, either on-site or in-lab

3

Stay Accurate & Audit-Ready

Enjoy reliable calibration, clear documentation, and total peace of mind

Your Trusted Partner in Precision

Don’t let calibration delays or documentation gaps put your operation at risk. Partner with HDCL for reliable, audit-ready precision.

Industries We Serve

We provide comprehensive calibration services for a variety of industries, including:

Aerospace & Defense

Manufacturing & Industrial 

Life Sciences & Healthcare

Energy

Semiconductor

Automotive & Rail

Food & Beverage

Packaging

Research & Development 

Chemical

Agriculture & Livestock

Engineering