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Firm Overview

By getting results in groundbreaking cases and by representing the top businesses in the industries, Throne Law Office, P.C. in Sheridan has built a reputation that is known well beyond the borders of Wyoming.

The firm features the talents of attorneys S. Thomas Throne, Jacob T. Haseman, James L. Mowry, Matthias Sayer, and Mary Throne. Thomas Throne handles oil and gas law matters, and has been doing so since 1979. Mary Throne, Jacob Haseman, and Matthias Sayer handle environmental law matters. The depth of experience provided by the firm is paired with a commitment to meeting the specific needs of every client the firm serves.

Who are the firm's clients? They include land and mineral rights owners, as well as oil and gas exploration and production companies. More specifically, they include Citation Oil and Gas Company, Infinity Oil and Gas, Lance Oil and Gas Company and more. For more, please review the firm's extended list of representative clients.

The firm has reached precedent setting outcomes in several key cases, including:

  • Mullinnix LLC v. HKB Royalty Trust, et. al., 2006 WY 14, 126 P.3d 909 (Wyo. 2006).
  • Louisiana Land and Exp. v. Oil and Gas Conservation Commission, 809 P.2d 775 (Wyo. 1991).
  • Majority of Working Interest Owners in Buck Draw Field Area v. Wyoming Oil and Gas Conservation Commission, 721 P.2d 1070 (Wyo. 1986).
  • Williams v. Watt, 668 P.2d 620 (Wyo. 1983).

The firm's attorneys hold important positions, including trustee for the Wyoming State Bar Association to the Rocky Mountain Mineral Law Foundation. They have also published papers through the Rocky Mountain Mineral Law Foundation and elsewhere.

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.

Practice Areas Our Locations

Throne Law Office, P.C.
2 North Main Street, Suite 402
P.O. Box 1056
Sheridan WY 82801

Phone: 307-672-5858
Fax: 307-674-6104
Sheridan Law Office

Throne Law Office, P.C.

211 West 19th
Cheyenne WY 82001

Phone: 307-672-5858
Fax: 307-674-6104
Cheyenne Law Office