A & D BioScience, Inc.
A and D Assay, Incorporated
A-Cell Acetyl Cellulosics AB
A-Viral ASA
A. E. Staley Manufacturing Company
A. Nattermann & Cie GmbH
A.E.C.
A.M.S.A. Anonima Materie Sintetiche & Affini S.p.A.
A.M.S.A. Anonima Materie Sintetiche E. Affini S.p.A.
A.M.S.A. Anonima Materie Sintetiche E. Afini S.p.A.
A.Menarini Industrie Farmaceutiche Riunite S.r.l.
AAG Industries, Inc.
Aagaard Lars
Aaldering Jacobus Theodorus Jozef
Aaltonen Johanna
Aaltonen Olli
Aarhus Robert
Aarhus Robert A.
Aaronson Alan M.
Aaronson Stuart A.