| ID | Name | # of EDID |
| AAA | Avolites Ltd | 3 |
| ACI | Ancor Communications Inc | 25 |
| ACR | Acer Technologies | 13 |
| ACT | Applied Creative Technology | 3 |
| ADA | Addi-Data GmbH | 2 |
| AGO | AlgolTek, Inc. | 1 |
| API | A Plus Info Corporation | 1 |
| APP | Apple Computer Inc | 18 |
| ARD | AREC Inc. | 1 |
| ART | Corion Industrial Corporation | 1 |
| ASK | Ask A/S | 2 |
| ATO | ASTRO DESIGN, INC. | 1 |
| AUO | DO NOT USE - AUO | 9 |
| AUS | ASUSTek COMPUTER INC | 1 |
| AVT | Avtek (Electronics) Pty Ltd | 2 |
| BEL | Beltronic Industrieelektronik GmbH | 1 |
| BMD | Blackmagic Design | 1 |
| BNO | Bang & Olufsen | 2 |
| BOE | BOE | 5 |
| BPS | Barco, N.V. | 1 |