Mr. Phillips S. Baker Jr., age 48, became a director of the Company effective February 10, 2004. He is the president, chief executive officer and a director of Hecla Mining Company. Mr. Baker served as vice president of Hecla from May 2001 to November 2001, as chief financial officer from May 2001 to June 2003, and as chief operating officer from November 2001 to May 2003, before being named as chief executive officer in May 2003.

Ms. Teresa Beck, age 53, has served as a director of the Company since 1999. She was president of American Stores from 1998 to 1999, and was American Stores' chief financial officer from 1993 to 1998. She is a director of Lexmark International Inc., and a trustee of Intermountain Healthcare, the Nature Conservancy and the Nature Conservancy of Utah. She serves on the University of Utah National Advisory Council and the advisory board for the David Eccles School of Business at the University of Utah.

Mr. R. D. Cash, age 65, served as the Company's chief executive officer from October 1984 to May 2002 and as the Company's chairman of the board from May 1985 to May 2003. He also served as president of the Company from October 1984 to February 2001. Mr. Cash has been a director of the Company since 1977 and also serves as a director of Zions Bancorporation, National Fuel Gas Company, TODCO, Associated Electric and Gas Insurance Services Limited, and the Texas Tech Foundation.

Mr. L. Richard Flury, age 60, was first elected to the Questar Board in May 2002. He was chief executive, Gas and Power, for BP plc from January 1998 until his retirement on December 31, 2001. Prior to that, Mr. Flury held a number of senior management positions with Amoco Corp., including chief executive for worldwide exploration and production. Mr. Flury also serves as a director of Chicago Bridge and Iron Company, N.V. and Callon Petroleum Company, and as a trustee of Thunderbird – The Garvin School of International Management.

Mr. James A. Harmon, age 72, was reappointed to serve as a director of the Company in June 2001 after serving as chairman and president of the Export-Import Bank of the United States. He previously served as a director of the Company from 1976 to 1997. He currently is chairman of a financial advisory firm, Harmon & Co. LLC, and is also chairman of the Caravel Fund (International) Ltd., a global emerging markets fund. Mr. Harmon is also the chairman of the World Resources Institute, a global policy and research institution. He is a senior advisor to the Rothschild Group and is a member of its European Advisory Council. He is a member of the board of directors of the School of International and Public Affairs at Columbia University, Africare and the Center for Global Development and is a member of the J.E. Robert Cos. Global Advisory and Latin American Advisory boards, the Alfa Capital Partners Advisory Board and is the Chairman of the Marbleton Property Fund, LP. .

Mr. Robert E. McKee III, age 61, was appointed to serve as a director of the Company effective April 1, 2003. He retired on March 31, 2003, after 37 years with ConocoPhillips and Conoco, including 10 years as executive vice president, exploration and production (1992-2002). During his career with Conoco, he also served as senior vice president of Dupont until October of 1998. He served as a senior advisor for the occupying Coalition Provisional Authority in Iraq where he helped plan the rebuilding of its oil industry from October 1, 2003, to March 18, 2004. He is a director of Parker Drilling Company and the Post Oak Bank, a member of the President's Council for the Colorado School of Mines and a member of the advisory committee for the University of Texas engineering department. He is currently serving as the chairman of Enventure Global Technology.

Mr. Gary G. Michael, age 67, has been a director of the Company since 1994. He served as chairman and chief executive officer of Albertsons Inc. from February 1991 to April 2001. He served as interim president of the University of Idaho from June 2003 until August 2004. He is a director of Office Max Inc., IdaCorp Inc., Harrah's Entertainment Inc., and The Clorox Company.

Mr. Keith O. Rattie, age 54, serves as the Company's chairman, president and chief executive officer. He was named president effective February 1, 2001, chief executive officer May 1, 2002, and chairman May 20, 2003. He also serves as a director of Zions First National Bank. He is a past chairman of the board of the Interstate Natural Gas Association of America.

Mr. M. W. Scoggins, age 60, has been a Questar director since February 2005. He has served as president of the Colorado School of Mines since June 2006. He retired as executive vice president of ExxonMobil Production Company in April 2004. He held this position from December 1999 until his retirement. He also serves as a director of Trico Marine Services, and is a member of the National Advisory Council of the United States Department of Energy's National Renewable Energy Laboratory and the Colorado Renewable Energy Authority.

Mr. Harris H. Simmons, age 53, has served as a director of Questar since 1992. He is the chairman, president and chief executive officer of Zions Bancorporation and the chairman of the board of Zions First National Bank. He also serves as a director of O. C. Tanner Company.

Mr. Charles B. Stanley, age 49, serves as executive vice president of the Company. He has served as a director of the Company since November 1, 2002. Mr. Stanley is president and chief executive officer of the Company's Market Resources business segment and is the president and chief executive officer of each entity within that group: Questar Exploration and Production (oil and gas exploration and production); Wexpro (exploration and production of cost-of-service properties); Questar Gas Management (gas gathering and processing); and Questar Energy Trading (wholesale gas marketing and storage).

Mr. Bruce A. Williamson, 48, became a director of Questar effective May 16, 2006. He is chairman and chief executive officer of Dynegy Inc. Mr. Williamson was named Dynegy's president and chief executive officer and elected to that company's board of directors in October 2002. In May 2004, the Dynegy board of directors elected Mr. Williamson as chairman. Prior to Dynegy, Mr. Williamson served in several executive positions with Duke Energy and predecessor company PanEnergy where he was vice president, finance.