We have worked with private and public sector organizations covering all aspects of the electric utility and natural gas industries, including producers, pipelines, local distribution companies, independent power producers, electric utilities, rural electric associations, municipalities, law firms, federal and state regulatory commissions, consumer groups, governmental agencies, state consumer advocate offices, industry associations, commercial and industrial customers. Organizations with whom our consultants have worked include:

Arkansas Attorney General’s Office Arkansas Oklahoma Gas Company Arkansas Public Service Commission Arkansas Western Gas Company BC Gas Utility, Ltd. Brant Energy, LLC Cincinnati Gas & Electric Company Citizens Utilities Company City of Arvada, Colorado City of Colorado Springs, Colorado City of Fort Collins, Colorado City of Fort Morgan, Colorado City of Lakewood, Colorado City of Walsenburg, Colorado Clanahan, Tanner, Downing & Knowlton Colorado Business Alliance Colorado Interstate Gas Company Colorado Legislative Council Colorado Office of Consumer Counsel Colorado Oil & Gas Association Columbia Gas of Ohio, Inc. Commerce City, Colorado Competition Policy Institute Conoco, Inc. Coors Brewing Company Cyprus Climax Metals Co. Davis, Graham & Stubbs Dominion East Ohio Gas Company Dufford & Brown Enron Trading and Capital ePrime Full Power Corporation Gates Rubber Company Georgia Public Service Commission Gorsuch, Kirgis, Campbell, Walker & Grover Gowling, Strathy & Henderson Havre Pipeline Company, LLC

Holland & Hart HS Resources, Inc. Industrial Users Group Interstate Natural Gas Association of America Iowa Utilities Board Kansas Gas Service Company KN Energy, Inc. Krug and Soebel MOSENERGO National Rural Electric Cooperative Association New Hampshire Public Utilities Commission Northwest Arkansas Gas Consumers Ocean Energy Resources, Inc. Ontario Hydro Power Workers’ Union Powers Phillips Public Service Company of Colorado Public Utilities Commission of Ohio RAO ESS Rossii Renegade Oil & Gas Russian Ministry of Fuels & Energy Southern California Gas Company Star Natural Gas Company Thermo Ecoteck Corporation Total Petroleum Totem Gas Storage, LLC Town of Walden, Colorado U.S. Agency for International Development U.S. Environment Protection Agency UMC Petroleum, Inc. Utah Committee of Consumer Services UtiliCorp United Welborn, Sullivan, Meck, & Tooley Western Natural Gas & Transmission