| EID | 2643530 |
| Filing Number | 5515 |
| Company Name | Keystone Construction Co. |
| Organization Type | For-profit Corporation |
| Suffix | No |
| Effective Date | 05/03/1904 |
| Commencement Date | 05/03/1904 |
| Perpetual | Yes |
| Status | Revoked |
| Status Date | 9/11/1995 |
| Organization Date | 05/03/1904 |
| State | District Of Columbia |
| Country | USA |