Nationwide Network of Leading Calibration Companies


Accredited Labs is a network of top-tier calibration companies united by one mission: to keep our customers audit-ready and in control of their equipment calibrations.

When accuracy is critical, our accredited calibration labs deliver superior customer service while reducing risk, improving reliability, and boosting operational performance.

Backed by generations of calibration expertise, we combine local service with the power of a nationwide network.

Accredited Labs: Local Excellence, National Strength.

35
+

Accredited
Laboratories

6
+

Mobile
Laboratories

60
+

Unique
Disciplines

3000
+

Accredited
Capabilities

325
+

Accredited
Technicians

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Calibration Made Simple


With a nationwide network of accredited calibration labs, staying compliant has never been easier. Our experts keep your equipment accurate, your certifications current, and your audits worry-free—so you can focus on what you do best.

Local expertise and national excellence go hand in hand. Together, we’re shaping the future of the industry – one trusted partnership at a time.

Empowering Your Business with a Network of Calibration Experts

Every member of our network adheres to the highest calibration and compliance standards, ensuring reliable, top-tier service across the country.

With the Accredited Labs family you will:

Be confident in your compliance status.

Keep your production running smoothly.

Be fully prepared for audits, every time.

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ISO/IEC 17025 Accredited Calibration Services


Every company in the Accredited Labs network holds ISO/IEC 17025 Accreditation.  Our facilities are regularly reviewed by independent organizations to ensure our testing and calibration practices meet globally recognized standards.

Maintaining our accreditation means our companies undergo routine evaluations and consistently meet high standards for staff expertise, equipment maintenance, quality systems, and measurement traceability.

Our Services

When you work with the Accredited Labs network of companies, you enjoy the benefits of on-site, in-lab, and mail-in calibration.  Our ISO/IEC 17025 accredited calibration services include:

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Dimensional Calibration Services

Dimensional calibration involves verifying and adjusting tools that measure length, width, height, diameter, and angles.

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Electrical Calibration Services

Electrical calibration involves verifying and adjusting instruments that measure voltage, current, resistance, frequency, power, and other electrical parameters.

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Mass Calibration Services

Mass calibration involves verifying and adjusting weighing instruments across their full operating ranges using certified reference mass standards with known, traceable values.

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Force Calibration Services

Force calibration involves verifying and adjusting instruments that measure tension, compression, push, and pull forces across defined measurement ranges.

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Torque Calibration Services

Torque calibration involves verifying and adjusting instruments that measure rotational force across defined measurement ranges. 

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Comprehensive Services

We offer a wide range of calibration services, covering various equipment 
and instruments.

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Industry Expertise

Our team has extensive experience 
across multiple industries, ensuring 
top-notch service.

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Nationwide Network

With locations across the country, 
we provide reliable services wherever 
you are.

Find Your Local Branch

 
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Aldinger Co.

1440 Prudential Dr
Dallas, TX 75235

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Aldinger Co.

3130 Rogerdale Rd
Houston, TX 77042

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Aldinger Co.

8050 Counts Massie Rd
North Little Rock, AR 72113

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Accutek Lab

9477 Waples St #120
San Diego, CA 92121

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Cal-Cert

120 S Chaparral Ct #110
Anaheim, CA 92808

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Cal-Cert

5777 SE International Way
Milwaukie, OR 97222

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Cal-Labs

14747 Artesia Blvd #4G
La Mirada, CA 90638

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Calibration Services Inc.

300 Buttertown Rd
Emlenton, PA 16373

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Cal Tec Process Management

1400 Grange Hall Rd Suite 500
Beavercreek, OH 45430

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Calser Calibrations

110 E 6th St
St Jacob, IL 62281

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CMG Sales, Inc.

525 Capital Dr
Lake Zurich, IL 60047

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Color Calibration Group

525 Capital Dr
Lake Zurich, IL 60047

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ETI Precision

8430 Spires Way Suite A
Frederick, MD 21701

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ETI Precision

16415 Northcross Dr
Huntersville, NC 28078

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ETI Precision

616 Henrietta Creek Rd Suite 200
Roanoke, TX 76262

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Holts Precision, Inc.

400 Chapel Rd Suite 3a
South Windsor, CT 06074

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Holts Precision, Inc.

793 W Center St
West Bridgewater, MA 02379

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Holts Precision, Inc.

171 Doty Cir
West Springfield, MA 01089

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Holts Precision, Inc.

1123 NJ-23
Wayne, NJ 07470

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Huston-DePue

600 NW 124th St
Oklahoma City, OK 73114

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Instrument Technologies

254 S Cole Rd
Boise, ID 83709

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IPM, Inc.

3910 Park Ave #7
Edison, NJ 08820

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IPM, Inc.

229 Shellyland Rd #5a
Manheim, PA 17545

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J&J Calibration Service

460 Main Ave
Walcott, ND 58077

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OCS Technologies

14901 Emery Ave
Cleveland, OH 44135

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Polymer Testing Instruments

10 National Ave
Fletcher, NC 28732

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Precision Calibration Systems

1615 E Andrew Johnson Hwy
Morristown, TN 37814

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Precision Calibration Systems

107 N Porter St
Winchester, TN 37398

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QCS

2340 SE 11th Ave
Portland, OR 97214

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Quality Surveillance, Inc.

1200 Yarnell Pl
Oxnard, CA 93033

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Servo Innovations

2560 S Patterson Rd
Wayland, MI 49348

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Tescom Calibration Services

3317 El Salido Pkwy
Cedar Park, TX 78613

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Tescom Calibration Services

903 East E Nakoma Dr Suite 105
San Antonio, TX 78216

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Trident Calibration Labs

1725 E Robin Ln
Phoenix, AZ 85024

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Tru Cal International

401 Country Club Dr
Bensenville, IL 60106

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Utah Scale Center

199 Cottage Ave
Sandy, UT 84070

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Washington Calibration

1725 W 3rd St
Tempe, AZ 85281

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