Telecommunications
Above Net
Adelphia Communications
AT&T
Bell South
Caprock Communications
Cingular Wireless
Consolidated Communications
Cypress Communications
Dobson Cellular
EATEL
GTE
Guam Cellular & Paging
KMC Telecom
McLeod USA Network Services
Nextel
Nextlink
Pacific Bell
PointOne Telecommunications
Qwest Communications
T-Mobile
Verizon
 
Miscellaneous
American Cable Vision
Cubic Defense System
DPR Construction
Genuity
Highspeed Com
State of California
Washington St. Patrol

Manufacturing
ADC Telecommunications
Adesta Communications
Alcatel - Lucent
Hewlett Packard
Illinois Superconductor Corp.
Lucent Technologies
Motorola
Nortel
 
Railroads
Grand Trunk Western Railroad
New Jersey Transit Rail
New York City Transit
 
Utilities
Advanced Electric Company
Alabama Power Company
Duke Energy
Florida Power
Southern Company
Mississippi Power Co.
Nevada Power
Niagara Mohawk
PG & E
Portland Gas & Electric
Sierra Pacific Power
Southern California Edison