Power Generation Facilities

Progress Energy

Duke Energy

Southern Company

AES

Cement Manufacturers

Lafarge

Cemex

Industrial Equipment Manufacturers

Cummins Power Systems

Chemical Manufacturers

PCS Phosphate

UOP

Honeywell

A-Carb

Rohm and Haas

Wm T Burnett

Dow Chemical

Forest Products Manufacturers

Weyerhaeuser

Flakeboard

Natural Gas Companies

Dominion

Columbia Natural Gas

Government Installations and Contractors

National Reconnaissance Office

Boeing

USGS

Military Installations

MCAS Cherry Point

MCB Camp Lejeune

Fort Belvoir

Pharmaceutical Manufacturers

GlaxoSmithKline

Telecommunications Companies

AT&T

Nextel

Medical Facilities

Northwest Hospital Center

Sibley Memorial Hospital

Prince William Hospital