Throne Law Office, P.C. practices in several areas of the law: oil and gas law, natural resources law and environmental law. In all of these areas, the firm is committed to putting forth every effort to ensure a positive outcome that meets the client's needs.
Oil and Gas Law
Based in Sheridan, Wyoming, Throne Law Office, P.C. is the premier oil and gas firm of the northern Rocky Mountain region. The firm handles oil and gas matters in Wyoming, Montana, North Dakota, and Colorado.
Key services the firm offers in this area include:
- Administrative matters in front of the Wyoming Oil and Gas Conservation Commission, The North Dakota Industrial Commission, The Montana Board of Oil and Gas and other similar entities
- Title opinions
- Exploration agreements
- Joint operating agreements
- Litigation surrounding primarily real property issues and operating agreements
These services are provided by attorney S. Thomas Throne, who has been handling these matters since 1979, and by attorneys Jacob T. Haseman, James Mowry, and Matthias Sayer.
Environmental Law
Throne Law Office, P.C. also handles natural resources and environmental law matters throughout Wyoming from our Cheyenne office.
Key services the firm offers in this area include:
- Air quality
- Water quality
- Industrial siting administration
- Water law
- Coal issues
- Wind energy and related regulatory matters
These services are provided by attorney Mary Throne, who has been handling these matters since 1990.
Contact Throne Law Office, P.C.
To discuss your case with an experienced lawyer at Throne Law Office, P.C., call the firm at 307-672-5858 or send an e-mail.

