Apple Computer

Bio-Rad Laboratories

CDW-G

Corporate Express/Staples

Dell Computer

Fisher Scientific

GE Healthcare

ISC-BioExpress

Invitrogen Corporation

Midwest Scientific

New England Biolabs

Perkin Elmer

Qiagen Inc.

Rainin Instrument Company

Santa Cruz Biotechnologies Inc.

SciMart Inc.

Sigma-Aldrich

Software Plus/Software Choice

Strategene Cloning Systems

Thermo Electron Corporation (Savant)

USA Scientific Inc.

United States Biochemical Company

Varian Inc.

VWR International

Waters Corporation