Attorneys

Donald C. St. Peter
Don is a 1978 honors graduate of the University of Montana Law School. He obtained a Masters of Law in Taxation from Boston University Law School in 1979. He earned his B.A., in 1974 at Carroll College. His practice emphasizes retirement plans, employee benefits, estate planning, multi-family affordable housing projects financed through low income housing tax credits, HUD and Rural Development Loans, and Bond proceeds, and corporate and commercial transactions.

Don has served as an adjunct professor of corporate law at the University of Montana School of Law. He has served as a member and President of the St. Patrick’s Hospital and Health Foundation Board of Directors, Past President of the Western Montana Estate Planning Council, a member of the Board of Directors of St. Joseph Elementary and Child Care, President of the Missoula Catholic Schools Board of Education, a member of the advisory council for the University of Montana Law School Tax Institute, a member and chairman of the Trust, Estate, Tax and Business section of the State Bar of Montana and a member of the Real Property Trust and Probate Section of the American Bar Association.

Don is admitted to practice before the Montana Supreme Court, the United States District Court for the District of Montana, and the United States Tax Court.
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Linda St. Peter
Linda graduated from The University of Montana Law School in 1982. She earned her B.A. in 1976 at Carroll College. From 1982 until 1985 she served as a law clerk for Judge Douglas G. Harkin of the Montana Fourth Judicial District. In July 1993 Linda and Don St. Peter established their law practice with the intention of providing a smaller more personal client-oriented law firm. Linda’s practice includes general litigation, business law, estate planning, adoptions, conservatorship and guardianship proceedings. She is admitted to practice before the Montana Supreme Court, the United States District Court for the District of Montana, and the Ninth Circuit Court of Appeals.
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Mike O'Brien
Mike earned his Juris Doctorate from the University of Montana School of Law in 2013 and is a 2002 graduate from Carroll College with degrees in Political Science and Public Administration. He served the Hon. Robert G. Olson as a law clerk in Glacier, Toole, Pondera, and Teton counties of Montana from 2013 – 2014. In August 2014, he returned home to Missoula where he joined St. Peter Law Offices, P.C. as an associate attorney.

Mike’s practice includes all facets of litigation, including contract disputes, estate proceedings, and construction suits. Prior to working for St. Peter Law Offices, Mike oversaw the Business Services Division in the Montana Secretary of State’s Office and has expertise in small business legal issues, including corporate, limited liability company, and business entity formation, UCC filings, and business regulation. He is admitted to practice before the Montana Supreme Court, the United States District Court for the State of Montana, and the Blackfeet Tribal Court.

Mike and his wife Jolyne have two young children – Creighton and Johanna – who keep their hands full at home. They enjoy camping, traveling, and spending time with extended family.
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Jason Harby
Jason is a 2015 graduate of the University of Montana School of Law. He obtained a Masters of Law in Taxation (LL.M) with honors from the University of Washington School of Law in 2016. Jason graduated with high honors from the University of Montana in 2010 with a degree in Economics. During law school Jason interned at both Datsopoulos MacDonald & Lind P.C. and the Rocky Mountain Elk Foundation where he took part in a variety of transactional and tax compliance projects. Jason’s practice focuses primarily on the representation of for-profit and non-profit developers in the acquisition and construction of affordable multifamily housing projects financed through Low Income Housing Tax Credits, Tax Exempt Bonds, HUD and RD Loans, and loan proceeds provided by private lending institutions.

In addition, Jason focuses on general estate planning as well as federal estate tax, gift tax, and generation skipping transfer tax planning, estate and trust administration, entity formation and taxation, business planning, corporate and commercial transactions, real estate transactions, employee benefits, general tax planning, and tax controversies and procedure. Jason is admitted to practice before the Montana Supreme Court, the United States District Court for the State of Montana, and the United States Tax Court. In his spare time, he enjoys skiing, mountain biking, backpacking, fly fishing, hunting, rafting, and spending time with his family.