ZEELAND, MI -- (Marketwire) -- 10/08/09 -- Gentex Corporation (NASDAQ: GNTX) announces the following webcast:

   What:      Third Quarter 2009 Financial Results Call

   When:      Wednesday, October 21, 2009, at 10:30 a.m. EDT

   Where:     http://www.gentex.com

   How:       Live over the Internet -- Log on to the web at the address
              above

If you are unable to participate during the live webcast, the call will be archived at http://www.gentex.com. To access the replay, click on Investor Information Audio Archives.

Founded in 1974, Gentex Corporation (NASDAQ: GNTX) is an international company that provides high-quality products to the worldwide automotive industry and North American fire protection market. Based in Zeeland, Michigan, the Company develops, manufactures and markets 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. More than half of the Company's interior mirrors are sold with advanced electronic features, and more than 96 percent of the Company's revenues are derived from the sale of auto-dimming mirrors to nearly every major automaker in the world.