Lynne J. Boomgaarden is a Partner in the firm’s Cheyenne office. Her practice areas include oil and gas, mining, administrative law, federal and state land transactions, energy and mineral transactions and projects, outreach and governmental affairs, and appellate advocacy.

Lynne received a Bachelors of Science in Zoology in 1983 and graduated with honors from the University of Wyoming College of Law in 1991. She clerked for the Honorable Wade Brorby on the U.S. Tenth Circuit Court of Appeals. In addition to her private practice experience, she was an Assistant Professor at the University of Wyoming College of Law, teaching Oil and Gas Law, Mining Law, Agricultural Law, Constitutional Law and Legal Writing. Lynne served from March 2003 – April 2010 as Director of the Wyoming Office of State Lands & Investments and chaired the Wyoming Oil and Gas Conservation Commission.

Practice Areas

Bar Admission

U.S. District Court, District of Wyoming
U.S. Tenth Circuit Court of Appeals


1991 – J.D. with Honors, University of Wyoming, College of Law
1987 – B.S. with Honors, Secondary Science Education, University of Wyoming
1983 – B.S. with Honors, Zoology, University of Wyoming

Prior Experience (Employment)

Belcher and Boomgaarden LLP, Partner, 2011 – August 2013
Director, Office of State Land and Investments, March 2003 – April 2010
Chair, Wyoming Oil & Gas Conservation Commission
Assistant Professor, University of Wyoming, College of Law (Oil & Gas Law, Mining Law, Agriculture Law, Constitutional Law and Legal Writing)

Honors & Awards

Best Lawyers in America for Energy Law and Mining Law (2014-Present)
Order of Coif (1991)
AV Preeminent Rating by Martindale-Hubbell

Community Involvement

Rocky Mountain Power Advisory Board (2012-2015)
First Interstate Bank Advisory Board (2011-Present)
Cheyenne LEADS Board of Directors (2011-Present)
Cheyenne Frontier Days Board of Directors (2013)
Diocese Finance Council, Diocese of Cheyenne

Professional Affiliations

Wyoming State Bar Association
Member, Ewing T. Kerr American Inns of Court
Member, Trustee Rocky Mountain Mineral Law Association
Member, Petroleum Association of Wyoming
Member, Mining Associates of Wyoming
Fellow, American College of Real Estate Lawyers