Keith practices from the firm’s Cheyenne office, focusing on water rights, water quality, environmental, natural resource development, energy, and regulatory and governmental affairs matters. He represents clients on permitting, compliance and enforcement matters before state and federal regulatory agencies and in related civil litigation in state and federal courts. Keith also assists clients with due diligence for transactional matters in his areas of practice. He is admitted to practice in Wyoming and Colorado.

Keith’s clients include energy companies, industrial operators, and agricultural and livestock production operations. He has broad experience with issues arising under state natural resource and environmental laws, as well as federal laws often implicated in public lands and resource development.

Prior to entering private practice in 1996, Keith served as a Senior Assistant Attorney General in the Water and Natural Resources Section of the Wyoming Attorney General’s Office. In 2015, he was appointed by Governor Mead to serve as an Alternate Commissioner for the State of Wyoming on the Upper Colorado River Commission.

Practice Areas

Bar Admission

Wyoming, 1991
Colorado, 1991
US District Court, District of Wyoming
Tenth Circuit Court of Appeals


University of Wyoming College of Law, J.D., 1991
University of Northern Colorado, B.S., Business Administration, 1988

Prior Experience (Employment)

Partner, Associated Legal Group, LLC (1996-2015)
Wyoming Attorney General’s Office (Water and Natural Resources Division, 1991-1996)

Honors & Awards

AV Preeminent Rating by Martindale-Hubbell
Best Lawyers in America for Administrative/Regulatory Law and Environmental Law (2018 – present)

Professional Affiliations

Wyoming State Bar
Colorado State Bar
Colorado River Water Users Association (Program Committee Member)
Rocky Mountain Mineral Law Foundation
Petroleum Association of Wyoming
Wyoming Capitol Club

Presentations & Publications

How Industry and Regulators Are Responding to Challenges and Opportunities in Management, Reuse, and Beneficial Use of Produced Water (co-author and presenter), 63rd Annual Rocky Mountain Mineral Law Institute, Santa Fe, New Mexico, July, 21, 2017

What Wyoming Practitioners Need to Know about Recent Energy and Environmental Regulations (Panelist for Water Issues), Wyoming State Bar Annual Meeting, September 15, 2016

Clean Water Act, EPA/Corps of Engineers Proposed Rule on Waters of the United States, (Colloquium organizer and panel moderator), Colorado River Water Users Association 2014 Annual Conference, Legal Colloquium, December 10, 2014, Las Vegas, Nevada, CRWUA

Recent Environmental and Public Lands Issues Affecting Development Rights, Oil and Gas Rights in Wyoming, September 18, 2014, Casper, Wyoming, Lorman Education Services

Balance of Power—Hot Topics in Environmental Regulation and Cooperative Federalism (Panelist), Wyoming State Bar 2014 Annual Meeting and Judicial Conference, Cheyenne, Wyoming, September 10, 2014, Wyoming State Bar

Regulating Oil and Gas Produced Water—Current Issues Influencing Water Law and Policy, Wyoming Water Law Conference, April 25, 2008, Cheyenne, Wyoming, CLE International

Water Augmentation Using Snow Fences, Wyoming Water Law Conference, April 28, 2006, Cheyenne, Wyoming, CLE International

University of Wyoming College of Law CBM Panel Discussion, April, 2006, Panelist

The Effects of Coalbed Natural Gas Development on Water Quality, Coalbed Natural Gas Law Conference, August 26, 2005, Cheyenne, Wyoming

Renewed Interest in Basin Energy Development, Law of the Colorado River Conference, May 20, 2005, Las Vegas, Nevada, CLE International

Acquisition of Municipal Water Supplies Through Transfer or Purchase, Wyoming Water Law Conference, April 11, 2005, Cheyenne, Wyoming, CLE International

Coal Bed Methane Production and Water Quality, Wyoming Water Law Conference, March 25, 2004, Cheyenne, Wyoming, CLE International

Ethical Issues for Adjudication Attorneys and Staff, summary and presentation, Western States Adjudication Conference, September 29-30, 2003, Jackson, Wyoming, Wyoming State Engineer’s Office

Updates on Water Quality and Water Quantity Issues, Wyoming State Bar Convention, September 13, 2001, Cheyenne, Wyoming, Wyoming State Bar

Wyoming Water Law and the Prior Appropriation System, University of Wyoming Summer Field Course, School of Environmental and Natural Resources, Water Law and Administration: A case study in the Wind River Basin, May 2001, Lander, Wyoming