Ohio
| Company | Category | Area | Address | Web | Contact person | |
| GSX CHEMICAL SRV | Refuse System | Ohio | 7415 BESSEMER AVE, CLEVELAND, Cuyahoga, Ohio, 44127-1819, USA | - | - | Inderjit Soni |
| GSX MANAGED DATA SYSTEMS | Data Systems Consultants & Des | Ohio | 45 W PROSPECT AVE, CLEVELAND, Cuyahoga, Ohio, 44115-1005, USA | - | - | - |
| GSYS LLC | Heavy Vehicle Detection System | Ohio | 935 HERITAGE DR, MEDINA, Medina, Ohio, 44256-2404, USA | - | - | Diana Adams |