Comprehensive Services
We offer a wide range of calibration services, covering various equipment and instruments.
Worker safety and equipment reliability depend on lifting systems performing as designed. Our national network of local brands delivers precise proof load testing so you can verify equipment performance, protect personnel, and reduce costly risks.
Our Proof Load Testing Services
When lifting systems fail, the consequences can be severe—serious injuries, fatalities, property damage, and liability exposure. The Accredited Labs network provides comprehensive proof load testing to confirm that lifting equipment performs safely and meets manufacturer specifications and regulatory safety requirements.
Proof load testing involves applying controlled test loads to lifting equipment to verify structural integrity, load-bearing capacity, and safe operation at or above rated working loads. Each piece of equipment is evaluated against manufacturer specifications and regulatory safety standards.
Certified technicians apply predetermined test loads using calibrated weights or hydraulic testing systems while monitoring structural response, mechanical function, and safety components. The testing confirms that all load-bearing elements, safety devices, and control systems operate correctly under maximum and specified overload conditions.
All proof load testing follows OSHA regulations, ANSI standards, and industry safety protocols to deliver consistent, reliable verification. Each tested item receives comprehensive documentation certifying load capacity and safety compliance—supporting regulatory requirements, insurance documentation, and workplace safety programs.
Our comprehensive proof load testing services cover the complete spectrum of lifting and material handling equipment used across industries:
Accutek Lab has been providing reliable and cost-effective pipette calibration services across the United States since 1996.
Since 1972, Aldinger has been providing top-quality calibration services for test and measurement equipment in Texas and beyond.
Cal-Cert is committed to providing the highest level of calibrations and certification service to our customers.
Cal-Labs has provided quality calibration in Southern California since 1977. We are A2LA accredited to ISO 17025.
Calibration Services, Inc. (CSI) is an on-site and in-house calibration firm specializing in calibration and service of mechanical testing devices.
The calibration specialists at CTPM have been providing precision calibration and quality assurance since 1987.
Since 1979, Calser Calibrations has delivered trusted, precision calibration services backed by a commitment to quality and reliability.
CMG Sales, Inc. is a leading manufacturer sales representative and ISO 17025 accredited calibration laboratory providing services to manufacturers nationwide.
Color Calibration Group has been providing professional calibration services for all your color, light, and viscosity calibration needs for over 25 years.
ETI has been a leader in the calibration, repair, and sale of test and measurement equipment since 1994, and covers all 50 states.
For over 60 years Holts Precision, Inc. has performed calibrations & repairs on all major brands of gaging equipment.
Established in 1960, HDCL is staffed by experienced professionals who understand the critical role accurate measurement plays in quality control and regulatory compliance.
For over three decades, Instrument Technologies, Inc. (ITI) has been a trusted partner for regulated industries seeking precision, compliance, and operational reliability.
Industrial Process Measurement, Inc. has been in the instrument supply, service and calibration business for over 30 years.
J&J Calibration Service, an ISO-17025 accredited company, offers unmatched mobile calibration capabilities and laboratory calibration services.
Founded in 1930, OCS Technologies is a trusted multi-discipline calibration service provider as well as leading product distributor.
With over 23 years of experience in pipette calibration in the Pacific Northwest, the OnCal Corporation guarantees seamless and dependable metrology services.
PCS is a full-service ISO 17025 Accredited calibration laboratory, founded with the goal of providing reliable and accurate instrument calibration service.
Quality Control Services is an established, accredited calibration services and laboratory equipment company with over 40 years of experience.
QSI has been providing Los Angeles, Ventura, Santa Barbara and Santa Clarita Counties with reliable and cost effective metrology services since 1992.
Servo Innovations, founded in 2005, has earned industry-wide trust for its accredited calibration, repair, and technical services.
Tescom Calibration Services has provided sales, repair, and calibration of telecom test equipment since 1982.
Serving the greater Phoenix area, Trident Calibration Labs has more than 100 years of combined calibration experience.
Serving as an asset to countless businesses in a variety of industries, Tru Cal International has specialized in test equipment calibration since 1992.
Utah Scale Center offers servicing and calibrating of industrial scales across the Rocky Mountain Region, with 70+ years of experience.
Washington Calibration has been providing customers with quality gage repair services for all their inspection measuring instruments for more than 34 years.
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Send us a list of the equipment you need calibrated, and we’ll provide a tailored quote with clear pricing—no hidden fees.
Choose a convenient time for a mobile or on-site equipment calibration. Our certified technicians ensure precision and compliance with ISO/IEC 17025 standards.
Receive detailed calibration reports and certification, giving you peace of mind for audits and operational excellence.
We offer a wide range of calibration services, covering various equipment and instruments.
Our team has extensive experience across multiple industries, ensuring top-notch service.
With locations across the country, we provide reliable services wherever you are.