 | Togg | gebze, kocaeli, turkey | 4.8K | software development | 2018 | |
 | MEBES TEKNOLOJİ | Gebze, kocaeli, turkey | - | information technology and services | 2017 | |
| plastay kimya san. ve tic. a.ş. | gebze, kocaeli, turkey | - | plastics | 1989 | |
| atılım yazılım | gebze, kocaeli, turkey | - | computer software | 2005 | |
 | technova consulting services | gebze, kocaeli, turkey | - | information technology and services | 2011 | |
| gebze ares tercüme merkezi | gebze, kocaeli, turkey | - | translation and localization | 2002 | |
 | mavisis teknoloji | gebze, kocaeli, turkey | - | appliances, electrical, and electronics manufacturing | 2006 | |
 | gosb teknopark a.ş. | gebze, kocaeli, turkey | - | executive offices | - | |
 | icm technologies turkey | gebze, kocaeli, turkey | - | appliances, electrical, and electronics manufacturing | 2010 | |
 | joker game | gebze, kocaeli, turkey | - | computer games | 2016 | |
 | tübi̇tak bi̇lgem kamu serti̇fi̇kasyon merkezi̇ | gebze, kocaeli, turkey | - | information technology and services | 2005 | |
 | safmak saf maki̇na sanayi̇ ve tic. a.ş. | gebze, kocaeli, turkey | - | machinery | 1983 | |
 | cözüm endüstriyel soğutma sistemleri a.ş. | gebze, kocaeli, turkey | - | mechanical or industrial engineering | 2006 | |
 | 3e industrial engineering | gebze, kocaeli, turkey | - | industrial automation | 2005 | |
 | yön bilgi sistemleri | gebze, kocaeli, turkey | - | computer software | 1989 | |
 | yener end. otomasyon yazilim san tic ltd şti | gebze, kocaeli, turkey | - | appliances, electrical, and electronics manufacturing | 1995 | |
 | tafe gida mad. san. ve ti̇c. a.ş. (tafe food inc.) | gebze, kocaeli, turkey | - | food production | 2013 | |
| mene research | gebze, kocaeli, turkey | - | pharmaceuticals | 2002 | |
 | orsa endüstri̇yel malzemeler ltd. | gebze, kocaeli, turkey | - | automotive | 2006 | |
 | olimpia oto camları | gebze, kocaeli, turkey | - | automotive | 1964 | |
