Established in 1955, Kalamazoo-based Sigma Machine designs, prototypes and manufactures machined components, with a particular focus on stainless steel and aluminum for the electric-vehicle industry. The Tier 1 automotive supplier employs more than 100 people across three shifts and handles projects from concept through production under one purchase order. Its quality systems meet Tier 1 requirements, and the company recorded a 9.8-parts-per-million failure rate in 2015.
Tier 1 Automotive Requirements
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Romac Electronics, IncSince 1955, Romac Electronics has made custom precision metal components, pairing machining and stamping under one roof for difficult-to-manufacture alloys. The Plainview company is especially known for more than 40 years of Kovar work, supporting hermetic-seal and imaging applications with a 40,000-plus-square-foot facility, more than 40 CNC machining centers and more than 40 presses. Romac is ISO 9001 certified and its quality program has averaged more than two million parts shipped annually over the past five years with a return rate below 0.15%.PLAINVIEW, NY
Lexington Machining LLCLexington Machining LLC makes high-volume, precision-machined metal components for automotive systems, using specialized equipment that performs multiple machining steps simultaneously. Based in Rochester, the company operates 35 multiple-spindle screw machines and 13 rotary-transfer machines, including custom-built equipment with as many as 16 integrated stations. Its components support vehicle systems ranging from fuel delivery to airbag and eMobility applications.ROCHESTER, NY
Standby Screw Machine Products CoFounded in Cleveland in 1939, Standby Screw Machine Products makes custom precision-machined parts for customers ranging from automotive manufacturers to equipment makers. Still privately owned and operated by the Marcell family, the company has grown from two screw machines into a 200,000-square-foot, three-facility operation with 300 employees worldwide. Its Berea, Ohio plant and overseas facilities are ISO 9001:2015 registered, supporting both prototype work and high-volume production.BEREA, OH
Efficient Machine ProductsOwner-operated since 1962, Efficient Machine Products is a long-established Strongsville manufacturer known for precision-machined parts that support other companies’ products. It works with customers on production components and small assemblies, backed by an ISO 9001:2015 quality system and ITAR registration.STRONGSVILLE, OH