Airports
  Fresno Yosemite International
  Los Angeles International
  Reno International
  San Francisco International

Distribution Centers
 Best Buy Co. Inc.
 JC Penney
 K-Mart
 McLane Pacific
 Safeway
 Sears
  Toyota Logistic Services

Utilities
 Citizens Utility
 GTE Supply
 Pacific Gas & Electric
 San Diego Gas & Electric
 San Francisco Water & Power  
 SBC
 Sierra Telephone
 Southern California Edison

U.S. Government
 Army Corp of Engineers
 Bureau of Reclamation  
 Department of Energy  
 Department of Interior
 Marine Logistics Base
 Navy
 Postal Service
 Voice of America

Transit and Heavy Railroads
 Amtrak
 Atlanta Rapid Transit Authority
 Bombardier
 Burlington Northern Santa Fe R. R.
 Caltrain
 CNR - Canadian National Rail
 Los Angeles Transit
 Massachusetts Bay Commuter Rail Co.
 Metrolink
 Norfolk Southern Corp.
 Sacramento Transit
 Santa Clara Transit
 San Francisco Municipal Transit
 Union Pacific Railroad

Paper Companies
  Newark Sierra Paper Board
 Smurfit - Stone Smurfit - Stone

State of California
 Caltrans
 Department of Corrections
 Department of Fish and Game
 Department of Water Resources

Some of the others...
 Bechtel Engineering
 Blue Diamond Growers
 Caesar’s Tahoe Casino
 Del Monte 
 Ferno-Washington Inc.
 Kraft Foods, Inc.
 Shell Oil Company
 Siemens Duewag Corp.
 Texaco Oil Company
 United Parcel Service
 U.S. Bakery Products