Institution
- American Vacuum Society1
- American Viscose Corporation1
- Amex Corporation1
- Amgen, Inc. 1
- Amoco Corporation1
- Ampex Corporation1
- Analog Technology Corporation1
- Analytical Consultants, Inc.1
- Ankara Üniversitesi1
- Apple Computer, Inc.1
- Applied Biosciences International, Inc.1
- Applied Biosystems1
- Applied Biosystems/PerSeptive Biosystems1
- Arctic Research Consortium of the United States1
- Arkansas Agricultural, Mechanical, and Normal College1
- Armed Forces Special Weapons Project (U.S.)1
- Arthur Rock and Company1
- Ashland Chemical Company1
- Aspen Technology, Inc.1
- Associated Dallas Laboratories 1