A/s Burmeister And Wain's Motor- Og Maskinfabrik Af 1971
A/s Mustads Fabrikker
Ab Motala Verkstad
Abe Seiichi
Abiko Tohoru
Ablestien Industries Inc.
Abrishamian Ramin
Adams Terry N.
Adtec Ab
Aduro A/s
Advanced Disposal Systems International Limited
Advanced Envirotech Systems Inc.
Advanced Plasma Power Limited
Advanced Pollution Abatement Corporation
Air Preheater Company
Air Resources
Akagawa Yoshinori
Akune Mikio
Alb. Klein Kg
Alberta Welltest Incinerators Ltd.