| Abbreviation | Definition |
|---|---|
| ADGO | Adams Golf, Inc. |
| ADIC | Advanced Digital Information |
| ADII | A D V A International, Inc. |
| ADIKF | A D I Technologies, Inc. |
| ADIN | Aviation Distributors, Inc. |
| ADIY | American Dairy, Inc. |
| ADLAC | Adelphia Communications Corporation |
| ADLI | American Dental Technology, Inc. |
| ADLT | Advanced Lighting Technology, Inc. |
| ADMG | Advanced Materials Group, Inc. |
| ADMI | Asthma Disease Management, Inc. |
| ADMR | Admor Memory Corporation |
| ADMS | Advanced Marketing Services, Inc. |
| ADMT | A D M Tronics, Unlimited |
| ADNM | Advanced Monitoring Systems |
| ADOT | Advanced Optics Electronics |
| ADPI | American Dental Partners, Inc. |
| ADPT | Adaptec, Inc. |
| ADRRF | Adrian Resources, LTD. |
| ADRX | Andrx Corporation |