| Company Name | Charter Number | Address | Filling Date |
|---|---|---|---|
| PSTN, INC. | 19910054 R | CARROLLTON, TX 75006 | 04/02/1991 |
| PROFESSIONAL SECURITY TELEVISION NETWORK, INC. | 19910053 R | CARROLLTON, TX 75006 | 04/02/1991 |
| AUTOMOTIVE SATELLITE TELEVISION NETWORK, INC. | 19900121 R | CARROLLTON, TX 75006 | 08/06/1990 |