GENTEX CORP

(a) General Development of Business Gentex Corporation (the "Company") was incorporated as a Michigan corporation in 1974. The Company designs, develops, manufactures, markets, and supplies digital vision, connected car, premium audio, dimmable glass, fire protection technologies, medical devices, and consumer electronics, including: automatic-dimming rearview and non-dimming mirrors and electronics for the automotive industry; premium quality sound equipment and products, and other electronic products and accessories for the consumer electronics industry; dimmable aircraft windows for the aviation industry; and smoke alarms for the residential and commercial fire protection industry and signaling devices for the commercial fire protection industry. The Company’s largest business segment involves designing, developing, manufacturing and marketing interior and exterior automatic-dimming automotive rearview mirrors that utilize proprietary electrochromic technology to dim in proportion to the amount of headlight glare from trailing vehicle headlamps. Within this business segment, the Company also designs, develops and manufactures various electronics that are value added features to the interior and exterior automotive rearview mirrors, as well as electronics for interior visors, overhead consoles, and other locations in the vehicle. The Company ships its products to all of the major automotive producing regions worldwide, which it supports with numerous sales, engineering and distribution locations worldwide.