Energy Curtailment Specialists, Inc. (ECS) is the largest, private demand response provider in North America, offering turnkey, administrative and a la carte demand response services.

The creator of some of the most successful demand-side management programs in the industry, ECS designed PowerPay! demand response programs from the perspective of end-use customers, sensitive to their needs and abilities to reach their energy reduction objectives.

ECS is currently working with utilities, transmission operators and energy policy makers throughout North America to help manage electricity demand in relation to available supply; and surveying expansion into new markets worldwide.