Gentex Corporationhttps://pcaobus.org/form-ap-filings/34243/34243Gentex Corporation342433/8/2019 8:11:37 AM201897f61e05-6d7c-4ef6-a571-9141ffd8121142Ernst & Young LLP15178Gentex Corporation355811GNTX0004201733Joseph James Lenglet0004201733True
Gentex Corporationhttps://pcaobus.org/form-ap-filings/17043/17043Gentex Corporation170432/27/2018 5:52:46 PM2017436f9719-1470-4155-8c85-286fd64cd98c42Ernst & Young LLP15178Gentex Corporation355811GNTX0004201733Joseph James Lenglet0004201733True
Gentex Corporationhttps://pcaobus.org/form-ap-filings/1137/1137Gentex Corporation11373/3/2017 3:19:20 PM2016a4aa4141-9e18-483e-b2fd-202afbeae18c42Ernst & Young LLP15178Gentex Corporation355811GNTX0004201733Joseph James Lenglet0004201733True