Roger M. Sullivan, Jr.

Justin K. Cole is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Health Care Law and Medical Malpractice Law - Defendants. Justin K., who practices law in Missoula, Montana, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin K. is held by other top lawyers in the same geographic and legal practice area.

Gary Kalkstein is a Partner in our Missoula office and focuses his practice on medical malpractice and health care matters. For the last 35 years, Gary has defended a wide range of health care clients, including physicians, hospitals, clinics, nurse practitioners, physician assistants, professional counselors, and other health care providers in medical negligence actions and professional licensing disputes throughout the State of Montana. He routinely appears before the Montana Medical Legal ...

Elizabeth A. O'Halloran is a top attorney recognized by Best Lawyers in the practice area(s) of Education Law, Employment Law - Individuals and Employment Law - Management. Elizabeth A., who practices law in Missoula, Montana, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Elizabeth A. is held by other top lawyers in the same geographic and legal practice area.

Tessa A. Keller is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Tessa A., who practices law in Missoula, Montana, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tessa A. is held by other top lawyers in the same geographic and legal practice area.

Leah was born and raised in Whitefish, Montana. She attended Boston College and graduated magna cum laude with a Bachelor’s Degree in Political Science and a minor in Hispanic Studies. Upon graduation, Leah returned to Montana and worked as a compliance specialist at a local credit union. Leah then attended law school at the University of Montana School of Law. While in law school, Leah worked at GLR as a legal intern, as a teacher’s assistant and tutor for fellow law students, an...

Brad grew up in Montana. He left the state to play college baseball in Florida and attend the United States Naval Academy. After graduating from the University of Montana law school with honors in 1977 he began private practice in Missoula. Since that time he has had a varied state wide practice involving insurance related litigation, specializing in insurance bad faith, personal injury, professional negligence and workers’ compensation law. Brad has handled more than 60 appeals before ...

Alan’s primary practice focus is land use, zoning, real estate and local government law with a particular emphasis on development permitting and related transactions. Alan is a former land use planner for Montana local governments, who combines his professional planning background with his work in land use law to provide clients with a unique blend of practical skills and legal analysis. He is frequently called upon to provide advice to private and government sector clients and has serv...

Christian advises clients on real estate transactions, laws relating to land conservation and tax-exempt organizations, and related areas. He specializes in conservation easement transactions. Before co-founding Neilson, Swanson, Dietrich, Smith, PLLC, Christian served as General Counsel for the Montana Land Reliance, one of the nation's preeminent land trusts. In addition to the interpretation and defense of a million-plus-acre conservation easement portfolio at MLR, he successfully advised ...

Bob was born in Washington, D.C. in 1960. He undertook his legal studies at the University of Montana School of Law, receiving his Juris Doctor degree with high honors in 1996. His undergraduate studies were in philosophy at the University of Southern California, completing his Bachelor's Degree in 1984. Bob's current practice focuses on trademark law, copyright law, trade secrets, intellectual property licensing, employment and labor law, commercial and real estate litigation. He also has wo...

Peter was born in Trondheim, Norway in 1963. After immigrating to United States as a child, he lived in New York. His family finally settled in Seattle, Washington, where he attended the University of Washington, receiving a degree in History in 1985. He received his law degree from Willamette University in 1989 and worked in the Civil Trial Division of the Oregon Department of Justice. As a prosecuting attorney in Seattle for six years, Peter prosecuted approximately 50 jury trials along wit...