Madeleine is an associate in the Sheridan, WY office and is a member of the Commercial & Natural Resources Litigation and Oil and Gas Practice Groups. In 2019, Madeleine graduated from the University of Wyoming College of Law, where she served as an Article Editor for Wyoming Law Review and a research fellow for the University of Wyoming School of Energy Resources. Prior to joining Crowley Fleck, Madeleine clerked for the Honorable Judge Freudenthal in the United States District Court for the District of Wyoming.

Madeleine is originally from Cheyenne, Wyoming. When she is not in the office, Madeleine enjoys exploring Wyoming’s great outdoors and spending time with her family.

Practice Areas

Bar Admission

Wyoming, 2019
United States District Court for the District of Wyoming, 2019


2019 – J.D., with Honor, University of Wyoming College of Law
2019 – M.A., Environment and Natural Resources, University of Wyoming Haub School
2016 – B.A., Cum Laude, Sociology and Anthropology, Carleton College

Prior Experience (Employment)

2019-2020, Law Clerk in the United States District Court for the District of Wyoming
2017-2019, Research Assistant/Fellow at the University of Wyoming College of Law, School of Energy Resources, and Haub School of Environment and Natural Resources
2016-2018, Law Clerk at Steiner, Fournier & Zook, LLC

Honors & Awards

Order of the Coif
Phi Kappa Phi
Rocky Mountain Mineral Law Foundation Scholar, 2017, 2018
Salt Creek Energy Excellence Scholar, 2018

Professional Affiliations

Wyoming State Bar Young Lawyers Section, Member at Large

Presentations & Publications

Jada F. Garofalo & Madeleine Lewis, Sources to Sinks: Expanding a National CO2 Pipeline Network, 50 Environmental Law Reporter 10057 (2020).
Madeleine J. Lewis, Minute by Minute: An Assessment of the Environmental Flows Program for Restoration of the Colorado RIver Delta, 19 Wyoming Law Review 231 (2019).
Tara Righetti & Madeleine J. Lewis, The Oil and Gas Lease, Part II, The Royalty Clause in an Oil and Gas Lease, Fundamentals of Oil, Gas, and Mineral Law (2019)
Eduardo G. Pereira & Madeleine J. Lewis, Conditions Precedent in Farm-Out Agreements – An Overview, Journal of International Review of Law, Vol. 2018 (3) (2019).
Madeleine J. Lewis, Sense of Place and Predator Conservation in Montana Ranching Communities, Society for Applied Anthropology, Vancouver, B.C. (2016).