BCS Administration

Harold L. Olson, BCS President

Harold Olson is the President of Billings Catholic Schools. He holds a BS Education in Chemistry from the University of Montana. Mr. Olson earned his Masters in Guidance and Counseling from Montana State University-Billings. He has been a teacher, counselor, or a principal for the past 36 years. Mr. Olson has been a basketball and football official for the past 35 years, served as the Regional Director of the Montana Officials Association for the past 16 years, and was honored as the Football and Basketball Official of the Year. He is also a Frontier Conference Football Official. Mr. Olson can be reached by calling 406.252.0997 or emailing Harold Olson.

Rita Brown, BCS Business Manager

Mandy Garaas, BCS Benefits Manager/Accountant

Mandy Garaas has worked in the BCS Business Office as the Benefits Manager and accountant since 2011.  She moved to Billings in 2010 from Williston, where she was raised.  She earned her BS from Minot State in 2004, and worked in human resources for an oil field company for three years.  Mandy lives with her husband and their two boys in Billings, and can be reached at 406.252.0997 or by emailing Mandy Garaas.


Phyllis Hochmuth, BCS Administrative Assistant

Phyllis Hochmuth is the Administrative Assistant to the President of Billings Catholic Schools. Her career has included six and a half years in bookkeeping and ten years as a 911 Dispatcher and in law enforcement. Phyllis has lived in Billings for several years. Phyllis can be reached by calling 406.252.0997 or by emailing Phyllis Hochmuth.


Timothy Lowe, Director of Education and Curriculum

Timothy Lowe is the Director of Education and Curriculum for Billings Catholic Schools.  Prior to working at BCS, he taught science and mathematics in Catholic schools for a number of years and was a member of the Seattle Pacific University Teachers Advisory Group and the University of Washington Physics Education Group. He earned his MS in physics at the University of Washington with research in physics education, and prior to that studied physics and mathematics as an undergraduate.  He is married and has one girl and one boy, both in the BCS system.  He can be most easily reached by emailing Tim Lowe or by phone at 406.867.8058 or 406.252.0997.

Don Larson, BCS Director of Information Services

Don Larson has worked as a computer tech since 1995. For seven of those years he worked on contract for Billings Catholic Schools. Don holds several technical certifications. He serves on the BCS Technology Committee. Don looks forward to his role in empowering teachers to use and teach technology in the classroom, thereby enhancing learning opportunities for BCS students and ensuring that they meet and exceed their educational goals. Don can be reached by calling 406.252.0997 or emailing Don Larson.

Anna York, Assistant Director of Information Services

Kathleen Harris, BCS Director of Marketing

Kathleen Harris is the Director of Marketing for Billings Catholic Schools. Prior to becoming marketing director, Ms. Harris was employed by Billings Catholic Schools in library media and website administration.  She graduated from MSU-Bozeman in 1991 with a BA degree in English, and has two children, one an alumni of BCCHS and one still attending school there.  Ms. Harris can be reached at 252-0997 or by emailing Kathy Harris.