Casey R. Terrell
Attorney
(T) 307.632.0541
(F) 307.778.8853
PROFILE
Casey Terrell is counsel at Hirst Applegate, a position he has held since 2024 . Although Casey maintains a broad civil practice, his primary areas of focus include commercial litigation and transactions, real property transactions, and business planning. He is licensed in Wyoming, Montana, North Dakota, and Texas. Casey excels in navigating the human element of the practice of law, collaborating with his clients to understand their interests and perspectives to better advocate for them. Casey was named as an American Bar Association (ABA) On the Rise – Top 40 Young Lawyer in 2022. He currently serves on the Foundation for Natural Resources and Energy Law Young Professionals Committee as Chair. Casey has authored pieces for the Wyoming Lawyer Magazine, the ABA TYL Magazine, and the Foundation for Natural Resources and Energy Law. Casey has presented across Wyoming and the Rocky Mountain region on a multitude of subjects ranging from nuclear reactors to carbon sequestration.
EMPLOYMENT
2024 to Present – Counsel, Hirst Applegate, LLP.
- Practice areas: Civil Litigation, commercial litigation and transactions, real property transactions, and business planning.
2018 – 2024 – Crowley Fleck, PLLP (Associate)
2017 – Long, Reimer, Winegar, Beppler (Law Clerk)
2015 – 2016 – LaBuda Law Office (Intern)
EDUCATION
- University of Wyoming College of Law, J.D. with Honors, 2018
- Environment and Natural Resources, Haub School of Environment and Natural Resources at the University of Wyoming, M.A. , 2018
- University of Wyoming, B.A. (Political Science) 2015
- Western Wyoming Community College, A.A. (Music)
PRESENTATIONS & PUBLICATIONS
- “Reconciling Conflicts Between Oil and Gas and Renewable Energy Development” – 2022 Presentation, Landscape Discussion on Energy Law & Policy in the Rockies.
- “Carbon Capture and Sequestration in the Cowboy State: A Primer for the Wyoming Lawyer” – 2019 Webinar, Wyoming State Bar Energy & Natural Resources Section.
- Kara H. Herrnstein, Karia A. Ruffin, Darin B. Scheer & Casey R. Terrell, “Resources from Above and Below: Reconciling Conflicts Between Renewable Energy Projects and Subsurface Mineral Development”, 68 Nat. Resources & Energy L. Inst. 6-1 (2022).
- “Howdy Neighbor! Navigating Co-Development of Energy Projects on Federal Lands: – June 2022 Wyoming Lawyer Magazine.
- “Grit: The Difference Maker in Your Business and Life” – 2022 Keynote Presentation, Sheridan County Chamber of Commerce Ignite Conference.
- Kristina Mireles and Casey Terrell, Extroverts and Introverts: Skills to Manage Success No Matter Your Personality Type” – Winter 2022 ABA TYL Magazine.
- “Understanding Small Modular Nuclear Reactors and Their Regulation” – 2021 Panel Moderator, Landscape Discussion on Energy Law & Policy in the Rockies.
- “Dividing Wyoming Farms and Ranches: Dividing the Property Without the Family Killing Each Other or Getting Killed on Taxes” – 2021 Presentation, Wyoming State Bar Annual Meeting
- 2021 Commencement Address – Western Wyoming Community College.
- Pamela Garman and Casey Terrell, ” Technology and Ethics: Tips for the Tech-Averse in Effectively Managing ESI in Federal Court” – Spring 2020 ABA TYL Magazine.
- “Grit: How to develop what separates the best from the rest” – 2020 Presentation, Legal Assistants of Wyoming Spring Seminar.
- “Low-Carbon Energy Law & Policy: What Wyoming Lawyers Need to Know” – 2019 Presentation, Wyoming State Bar Annual Meeting
- “Potential Effects of the Proposed New Definition of Waters of the U.S. on Mining” – 2019 Presentation, National Meeting of the American Society of Mining and Reclamation.
ACTIVITIES & ACCOMPLISHMENTS
- 2022 – American Bar Association (ABA) On the Rise – Top 40 Young Lawyer
- 2022 – The Sheridan Press “20 Under 40”
- 2017-2018 – Editorial Board, Wyoming Law Review
- 2017 – Clarence A. Brimmer Scholar
- 2017 – Salt Creek Energy Excellence Scholar
- 2017- Chiles and Evelyn Plummer Interdisciplinary Excellence Scholar
- 2017- Nick Theos Public Lands Council Scholar
- Sheridan WYO Rodeo Board of Directors, Member
- University of Wyoming College of Law Dean’s Advisory Board, Member
- Salt Creek Energy Excellence Scholarship Selection Committee, Member
- Antelope Butte Foundation, Board of Directors, 2020 – 2023
- Leadership Sheridan County Class Co-Chair, Class of 2020
- Leadership Sheridan County Graduate, Class of 2019
PROFESSIONAL AFFILIATIONS
- Foundation for Natural Resources and Energy Law Young Professionals Committee, Chair
- Wyoming State Bar Association
- Wyoming State Bar, Environment and Natural Resources Section, Member, Past Chair (2021-2022)
- Sheridan and Johnson County Bar Association, Member, Past President (2018-2021)
PERSONAL
Casey and his wife Callie live in Sheridan, WY, where they are active members of their community. They have three dogs, Lucy, Molly, and Bentley, and love spending time outdoors hunting, fly-fishing, and camping.