Gentex Holdings Inc

Gentex, founded in 1974, is a manufacture and marketer of electro-optic products, including automatic-dimming rearview mirrors for the automotive industry, and fire protection products for the commercial building industry. Its interior and exterior automatic-dimming automotive rearview mirrors utilize proprietary electrochromic technology to dim in proportion to the amount of headlight glare from trailing vehicle headlamps. The company manufactures more than 60 models of smoke alarms and smoke detectors, combined with over 160 models of signaling appliances. It has also developed a light-emitting diode technology that yields synthetic white light suitable for illumination and signaling purposes. Gentex is headquartered in Zeeland, Mich., and has offices in Livonia, Mich., Germany, France, the United Kingdom, Korea, Sweden, China and Japan.

Founded in 1989, Koops Inc. is a service company that offers customers with special machine designs and engineering services. Specializing in factory automation systems, it designs and builds special machines and automated equipment for some of the leading manufacturers across broad array industries. The firm serves a range of industries including automotive and transportation, aerospace, construction, department of defense, general manufacturing, injection molding, medical devices, medical instruments, metal assembly, military contractors, office furniture, pharmaceutical, plastics assembly, thermoforming and vacuum-forming and welding. Koops Inc. is associated with The Association for Manufacturing Technology (AMT), National Center for Manufacturing Sciences (NCMS), Michigan Aerospace Manufacturers Association (MAMA), West Michigan Medical Device Consortium (WMMDC), West Michigan Science & Technology Initiative, etc.

Peninsular Diesel, based in Grandville, MI, specializes in high-quality diesel engine parts and services, focusing on GM Truck Automotive platforms such as the Chevy and GMC 6.2L and 6.5L diesel engines. Their offerings also include remanufactured original equipment custom modules to enhance vehicle performance. Additionally, Peninsular Diesel features a marine division that provides engines and parts, though product support is set to end on May 31, 2025. The company's Lubbock, TX location for Unique Diesel has since closed its online store as of 2020. Generated from the website