 | avcıoğlu cam | sincan, ankara, turkey | - | glass, ceramics and concrete | 1970 | |
 | deva koleji anadolu sağlık meslek lisesi | sincan, ankara, turkey | - | professional training and coaching | 2008 | |
| tepe prefabricated construction inc. | sincan, ankara, turkey | - | construction | 1977 | |
 | eren transformer | sincan, ankara, turkey | - | appliances, electrical, and electronics manufacturing | 1985 | |
 | gildemak | sincan, ankara, turkey | - | automotive | 1985 | |
| edora automatic door systems | sincan, ankara, turkey | - | construction | 2003 | |
| osmanli reklam a.s | sincan, ankara, turkey | - | marketing and advertising | 1950 | |
| ozkanlar group machinery ic. | sincan, ankara, turkey | - | machinery | 1987 | |
| netelsan | sincan, ankara, turkey | - | appliances, electrical, and electronics manufacturing | 1989 | |
| ozgen elektrik | sincan, ankara, turkey | - | appliances, electrical, and electronics manufacturing | 1964 | |
| geoplas | sincan, ankara, turkey | - | plastics | 1990 | |
| ozgen solar | sincan, ankara, turkey | - | renewables and environment | 2014 | |
| rhino inc. | sincan, ankara, turkey | - | defense and space | 2019 | |
| termikel bilişim | sincan, ankara, turkey | - | information technology and services | 2002 | |
| b yapi i̇nşaat proje | sincan, ankara, turkey | - | civil engineering | 2014 | |
| galva pro galvani̇z | sincan, ankara, turkey | - | facilities services | 2017 | |
| ankara reklam a.ş. | sincan, ankara, turkey | - | marketing and advertising | - | |
| global tekni̇k a.ş. | sincan, ankara, turkey | - | aviation and aerospace | 2004 | |
| meksis mekanik sistemler a.ş. | sincan, ankara, turkey | - | construction | 1981 | |
