to name a few.

Other Corporations
Microsoft Corporation (WA,US)
General Electric Co. (NY,US)
Motorola (IL,US)
Kpmg Peat Marwick (NJ,US)
Time Warner Cable (CT,US)
Wood Gundy (ON,CA)
Dupont (DE,US)
Rbc Dominion Securities Inc. (ON,CA)
Mediaone.net

IBM Corp. (US)
Compaq (U.S.)
State Farm Insurance Corp. (IL,US)
Statoil Data, Stavanger (NO) E.I.
Schlumberger Information Network( Sinet) (TX,US)
Mcgraw Hill Corp.
Malaysian Institute of Microelectronic Systems --- Malaysia
Mapco Inc (OK,US)
Iys.natoil.com
Talisman-Energy Enron Corp
Concentric Reasearch Corp.
Datalytics Inc.
Videsh Sanchar Nigam India Ltd (IN) 

Universities

Stanford University
Boston University
University of Houston
University of Oklahoma
University Of Leeds (GB)
 
Various Goverment Agencies

Us Dept Of Justice (MD,US)
Information Systems, U.S. House Of Representatives (DC,US)
U.S. Department Of Transportation (DC,US)
Time Warner Cable (CT,US)
U.S. Government Printing Office (DC,US)
Nasa Ames Research Center (CA,US)
Army & Air Force Exchange Service (CA,US)
Ministry Of Industry And Trade (CZ)
Information Systems, U.S. House Of Representatives (DC,US)
Federal Energy Regulatory (DC,US)
World Health Organization (PH)