All 4 companies
A–Z by legal name| Company | Registry number | Registered | Status | City |
|---|---|---|---|---|
| 3M DISTRIBUTED MESSAGE SYSTEMS COMPANY | 942634493 | 1982-05-06 | Inactive | MCLEAN |
| DYNALECTRIC COMPANY | 520973205 | 1982-07-12 | Inactive | MCLEAN |
| QUEST RESEARCH CORPORATION | 541055804 | 1982-08-18 | Inactive | MCLEAN |
| WESTERN UNION ELECTRONIC MAIL, INC. | 541023729 | 1982-07-27 | Inactive | MCLEAN |