Since 1994, ETI Precision has calibrated, repaired, and sold test-and-measurement equipment while manufacturing its own high-current circuit-breaker testers and variable power supplies. Its ISO/IEC 17025:2017-accredited team provides on-site calibration in all 50 states, bringing specialized expertise to high-current and high-voltage equipment while helping customers limit downtime. ETI Precision is part of the Accredited Labs network and also holds ISO 9001:2015 accreditation.
ISO/IEC 17025:2017
ISO 9001:2015
ANSI/NCSL Z540-1-1994
Compliance program
MIL-STD-45562A
Compliance program
10 CFR Part 21
Compliance program
10 CFR Part 50 Appendix B
Compliance program
ISO17025
Quality certification
IET Labs, IncFounded in 1976, IET Labs manufactures precision electrical test and measurement equipment, with a particular focus on metrology standards and meters for resistance, capacitance and inductance. The U.S. manufacturer also preserves the GenRad and esi instrument lines acquired in 2000 and 2006, while providing calibration and repair through its ISO-17025-accredited laboratory. IET says 98% of its products are manufactured in the United States.ROSLYN HEIGHTS, NY
TestEquityTestEquity supplies test and measurement equipment, environmental test chambers, and electronic production supplies for work across the electronics lifecycle. Its broader brand family also brings calibration, inventory management, and eProcurement support under one source, while an A2LA-accredited ISO/IEC 17025:2017 laboratory calibrates equipment at its California headquarters. The company serves more than 20,000 organizations and supports customers through locations in the United States and abroad.NORTH RICHLAND HILLS, TX
Wisco Calibration Services IncFounded in 1970 as Westinghouse Instrument Service Co., Pittsburgh’s Wisco Calibration Services calibrates, tests, and repairs precision instruments while also designing and building custom control panels. Now privately held by the Homewood Group, Wisco has retained the management team and staff from its Westinghouse years and supports industrial, defense, energy, and nuclear applications from environmentally controlled laboratories. Its calibration work is conducted under quality systems aligned with ASME NQA-1 and ISO/IEC 17025:2017.334417PITTSBURGH, PA
TranscatFounded in 1964 as a manufacturer of industrial calibration tools, Transcat now provides accredited calibration, compliance and asset-management services alongside test-and-measurement equipment distribution and rentals. Its network of more than 25 calibration laboratories across North America and Ireland supports regulated operations with in-lab, onsite and specialized services, including aviation ground-power-unit certification and pipette calibration. The company also serves as an authorized distributor for more than 500 manufacturers.ROCHESTER, NY