Electricity

Bangor Hydro
CitiPower
Dakota Electric
Entergy
Niagara Mohawk
NUON
PNEM
PowerGrid
Public Service Company of Colorado
Salt River Project
Southern Electric
TransGrid

Gas

Centra Gas Manitoba
Entergy
Gas Natural
Niagara Mohawk
Public Service Company of Colorado
Washington Gas
Wisconsin Gas

Communications

Kingston Communications
Nortel Matra
Janco Multicom

Water

Bristol Water
Buro GIS-ZES
City West Water
Gelsenwasser
San Diego Water
Sutton and East Surrey Water

Public Sector

National Land Survey of Finland
New South Wales Rail
NYC Dept. of City Planning