Ron Opsahl

Senior Attorney

As a wildlife biologist and natural resource attorney, Ron is able to couple a deep understanding of the scientific principles underpinning environmental and natural resource issues with a thorough grasp of the law to represent clients’ interests in private and public land use and development. He is an experienced litigator, primarily specializing in litigation focused on administrative appeals, judicial review of administrative decisions, and state and federal land use plans and determinations involving wildlife management, mining claims and mineral development, oil and gas development, timber harvest, livestock grazing, and other uses of public and private lands.

Ron is an MSLF alum, having served as a Staff Attorney between 2005 and 2011, and returned to MSLF as its Senior Attorney in May 2019. Ron leads MSLF’s endangered species and natural resources efforts, is licensed to practice in Arizona, Colorado, Kansas (inactive), Montana, and Wyoming, and is admitted to appear in several U.S. District Courts, the Ninth and Tenth Circuit Courts of Appeal, and the United States Supreme Court.

Related Cases
Rayco, LLC v. Bernhardt

Fighting to Save the Family Legacy

Emerson and Fay Ray were a young couple, recently married, when they first came to California. It was the height of the Great Depression and Emerson had heard he might be able to get a job in California pouring concrete. Now the government is threatening to destroy the legacy they built for their family.

Related Posts

Trump’s Much-Needed Environmental Reforms

MSLF attorney Ron Osphal published an article today in the Washington Examiner about the President’s much needed environmental reforms. Radical environmental groups are apoplectic and have begun issuing doomsday predictions about the consequences of his proposal.

Video: A Message from MSLF Clients Pastor Victor and Annette Fuentes

MSLF is engaged in a fierce legal battle for Pastor Victor Fuentes and his congregation: Ministerio Roca Solida. In this video Pastor Victor notes that people like him don’t lose their lawsuits because they are wrong, but because they lack resources to fight for the restoration of their rights.

What Will SCOTUS do about New York Rifle?

A big question on the minds of many Second Amendment supporters right now is, will the Supreme Court moot the New York State Rifle & Pistol Association (NYSRPA) case? Cody Wisniewski offers his analysis of NYSRPA oral arguments.

We Didn’t Start the Fire

Decades of mismanagement in California didn’t happen by accident. It happened because, for so long, California’s progressive leaders put environmentalist posturing ahead of public safety.

Listen: MSLF talks grizzly bears with Wake Up Wyoming

Environmentalists’ efforts to keep grizzly bears protected by the Endangered Species Act puts Wyoming ranchers in harm’s way. MSLF attorney Cody Wisniewski discussed the problem and the case with Glenn Woods on Wake Up Wyoming.

New Case Alert: Grizzly Fight Becomes Environmentalist Power Grab

Scientists say the Yellowstone Area Grizzly has recovered and should no longer be listed on the Endangered Species List. It was a conservation success. Instead of rejoicing, big-city environmentalists sued to keep the bear on the endangered list. Now, in a new lawsuit, the radical groups are using the grizzly again to advance their anti-ranching agenda.

New Case Alert: BLM Devastated Idaho Family’s Ranching Legacy

Idaho cattle ranchers Mike and Linda Lee Hanley passed on their ranch to their daughter Martha Corrigan and her husband John, so the couple could carry on the family legacy. Then they learned the government had illegally cancelled their grazing rights.