Founded in Indianapolis in 1985 by Albert and Margaret Chen, Telamon is a family business that provides telecommunications services and manufactures wire harnesses. Its Industrial Solutions business produces harnesses for automotive OEMs and household appliances, with manufacturing facilities in Mexico and North Macedonia as well as the United States. Telamon reported reaching $1 billion in revenue in 2024.
ISO 9001:2015
IATF 16949
ISO 14001
TL 9000
ISO 9001
iBwave Level 3
TARP-approved
Compliance program
Amphenol TPC Wire & CableFounded in 1979 as a Detroit spin-off, Amphenol TPC Wire & Cable has grown into an Ohio-based industrial supplier with operations consolidated in a 120,000-square-foot Macedonia facility. The company is known for engineering cable solutions that endure the heat, chemicals and mechanical abuse found in manufacturing, automotive and other demanding industrial settings.MACEDONIA, OH
Kauffman Engineering, LLCFounded in an Indianapolis garage by Art and Allan “Biff” Kauffman in 1973, Kauffman Engineering designs and manufactures custom wire harnesses, cable assemblies, and related electrical solutions. The company has grown from that single location into four manufacturing sites across the United States and Mexico, supporting applications from agricultural machinery to medical equipment. Its in-house engineering, tooling, testing, and production capabilities are backed by a quality system certified to ISO 9001.CARBONDALE, PA
Thermtrol CorporationSince 1987, Thermtrol Corporation has engineered and manufactured wire and cable harnesses, thermal protectors, and custom electrical assemblies from its headquarters in North Canton, Ohio. Its 25,000-square-foot Ohio technical center works with a wholly owned 100,000-square-foot Vietnam manufacturing facility and Hong Kong support operation to serve customers worldwide. Thermtrol’s quality system has carried ISO 9001 certification since 2000, alongside ISO 14001 and IATF 16949 certifications.NORTH CANTON, OH
Toner Cable Equipment, IncFounded by Bob Toner in 1971, Toner Cable Equipment is a privately held, family-run telecommunications equipment distributor and manufacturer, now led by a second and third generation of the Toner family. It began by distributing multi-taps and antennas and later developed its own branded products; today it supplies equipment and provides technical and field support for television content distribution.HORSHAM, PA