Founded by principal engineer John F. Iannuzzi, Core Technology Group develops electronic test instruments and provides design engineering from its Chalfont, Pennsylvania facility. The company is best known for its Circuit Sleuth frequency-response analyzers, supported by signal-conditioning hardware, software tools and consulting for projects ranging from power-supply testing to aerospace and military systems.
Qmax Test Equipments LtdFounded in Singapore in 1992 by electronics engineers S.R. Sabapathi and Robert Ng, Qmax Test Equipments has built its identity around research-led test engineering. The company now operates from a 33,000-square-foot Chennai facility with more than 100 employees, developing automated test equipment for organizations that need to diagnose complex electronic systems. Its founder’s patented BUS cycle signature technology for CPU- and microprocessor-based PCBs remains a distinctive part of Qmax’s history.MARTINSBURG, WV
Pine Instrument CompanyFounded in Grove City in 1962 by electrical engineer Ted Hines, Pine Instrument Company has grown into a vertically integrated family of businesses making electrochemical research instruments, material-testing equipment, and electronics through three independent divisions. Now led by Ted’s son Joe, the Pine companies employ more than 100 people and combine machining, engineering, electronics assembly, and internal supply-chain resources under one roof. Their work serves customers worldwide, while the operation retains the scale and family-like character of a Pennsylvania manufacturer.GROVE CITY, PA
Keysight TechnologiesKeysight Technologies is an S&P 500 company that delivers market-leading design, emulation, and test solutions to help engineers develop and deploy faster, with less risk, throughout the entire product life cycle. The company designs and manufactures a wide range of electronic test instruments, including oscilloscopes, signal analyzers, and power supplies, and provides software and services for design, validation, and manufacturing. Keysight serves industries such as aerospace and defense, automotive, semiconductor, and wireless communications, and is known for its expertise in 5G, 6G, and AI infrastructure testing.COLUMBIA, MD
Teledyne LeCroyFounded in 1964, Teledyne LeCroy is a Chestnut Ridge, New York test-and-measurement company known for helping engineers resolve electronic design problems faster. Its work centers on oscilloscopes and protocol analyzers, supported by specialized validation and engineering services for organizations developing electronic devices and communications systems.SPRING VALLEY, NY