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CAIG Laboratories, Inc.
Cal Crop USA
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CAM2 Oil Products Company  
Cambridge Display Technology
Cambridge DisplayTechnology
Campo Research
Campora
Canadian Gypsum Company, Inc.
Carbonic Systems, Inc.
CarringtonLaboratories, Inc.  
Caterpillar  
CCT Corporation
Cedar Chemical Corporation
Cement Lining Co., Inc.  
Center for Advanced Microstructures and Devices
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CFR  
CGC - Canadian Gypsum Co  
Champion Technologies
Chem Lab
Chem Service, Inc.
CHEMaster, Inc
Chemfree
Chemical Solutions
Chemical Specialties, Inc.
Cheminova, Inc.
Chemtronics
Chester Labs
Chevron Oil Company
Chiron Diagnostics
Chlor*rid International Inc.
Chomerics
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CITGO Petroleum Corporation  
CLS Electrical Distributors
CME  
CME Plastics, Inc.
Coastwide Laboratories  
CoastwideLaboratories  
Coatings for Industry
Colin Campbell
Color Putty Co., Inc.
ColumbianChemicals Company
Compotite Elastiseal
Concorde Battery
Consep, Inc.
ConservEpoxy
Continental Sulfur Company
Coogee Chemicals
Cooper Industries
Cooper Tools
Coroplast
C.P.F., Division of Courtalds Coatings Inc. 
CRC Industries, Inc.  
Creative Marketing & Research, Inc.
Critter Company
Crystran Ltd
CSI Corp.  
CSS Technology  
C.S.S. Technology, Inc.
Curtin Matheson Scientific
Custom Agricultural Formulators
Cyber Fluid Corporation  
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