Appleyard George D.
Applied Nanotech Holdings Inc.
Applied Science & Engineering Llc.
Applikations- Und Technikzentrum Fuer Energieverfahrens Umwelt-Und Stroemungstechnik (atz-Evus)
Apu North America Inc.
Aquatrol Corporation Of America
Aquea Scientific Corporation
Arai Fuminori
Arai Junichiro
Araki Eiichi
Araragi Satoshi
Arase Tomohiro
Arbib Herbert A.
Arbore Charles Michael
Archibald Robert J.
Arco Chemical Technology L.p.
Ardito Susan C.
Areco Canada Inc.
Arey William F. (jr.)
Argiles & Mineraux