E Source member companies subscribe to one or more of our information services. All employees at a member company gain access to the materials we’ve created for the service or services the company subscribes to. Our members include:

Utility and Utility Holding Companies
Most of the 200 largest electric and natural gas utilities in North America subscribe to E Source services.

Other Types of Energy Service Providers
Many nonregulated energy service companies (ESCOs) are E Source members, as are a variety of manufacturers and suppliers of HVAC, lighting, building controls, and other energy-related products.

Commercial and Industrial (C&I) Energy Users
Many large C&I firms have joined the E Source Corporate Energy Managers’ Consortium.

Government Agencies, Universities, Consultants, and Trade Associations
Our members include a broad spectrum of commercial and institutional laboratories, think tanks, and trade associations.

Please feel free to ask us whether your organization is a member. Send us an e-mail or call us at 303-444-7788. References gladly supplied upon request.