A. T. Avanzata Tecnologia S.R.L.
Ackermann Remo
Ackermann Walter
Adamides Alexander E.
Aegerter Richard H.
Agha el-Rifai Mohammed T. S.
Agudelo Paola
Aguero Lazaro
Aguirre David
AHED Research and Development Inc.
Ahn Kwan Ho
Airvac, Inc.
Akesson Torsten
Albert Raul
Albertassi James H.
Albright Penrose Lucas
Albritton Clarence L.
Aleman Augusto Cuevas
Allen Donald T.
Allen Jon E.