Andrews Peter James
Andrjushin Alexandr I.
Anguil Gene H.
Anguil Environmental Systems, Inc.
Anilitics Process Chemistry & Engineering, Inc.
Anissimoff and Associates
Anstalt Mura
Antonione Francesco
Aoki Hiromasa
Aoki Mamoru
Aono Atsushi
Aoyama Hyogoro
Aoyama Toshiho
Apilat Vitaly Y.
Apollo Environmental Systems Inc.
Apon Junefredo Fajardo
Apparatebau Rothemuhle Brandt & Kritzler Gesellschaft mit besehr
Appell Kenneth W.
Applied Regenerative Tech. Co., Inc.
Applied Science & Technology, Inc.