Staff & Board of Directors


Sarah Davies Tilt

SARAH DAVIES TILT, Executive Director

Sarah has worked for more than 25 years as a fundraising professional and program director in the conservation arena. Most recently she has run her own consulting group, Conservation Benchmarks, which assists nonprofits to improve their productivity, technical capacity, and positioning, and offers planning tools to improve natural resources management. Sarah’s particular expertise is in non-profit management, strategic planning, fundraising, and communications. She has worked for organizations such as Trout Unlimited, The Nature Conservancy of Montana, Ecotrust, and the National Fish and Wildlife Foundation, among others. Sarah and her husband Whitney live in Bozeman and share a passion for upland bird hunting, fly fishing, skiing, and hiking with their dogs.

Bill Bryan

WILLIAM L. BRYAN, Ph D., Founder & Program Manager

William L. Bryan founded One Montana (formerly known as the Cook Center/ Rural Landscape Institute) in 2003, leading the organization as its Executive Director during its early years. Bill has over 40 years of experience in startup and organizational development of for-profit and nonprofit businesses, including 25 years' experience in agritourism planning, education and promotion. Furthermore, he is the only person in Montana serving on both Presidential Advisory Councils of the two flagship universities. He was the co-founder of Off the Beaten Path, a premier travel planning service for destinations in the Western Hemisphere, and was part of Off the Beaten Path's executive team for 27 years. Bill has been on the board of many different national, regional and local organizations including the Center for Responsible Travel, Resource Renewal Institute, Clean Air - Clean Planet, Museum of the Rockies (board chair), Yellowstone Business Partnership and the Eisenhower World Affairs Institute. Bill holds a Ph.D. in resource planning and conservation from the University of Michigan. Dr. Bryan is currently the Progarm Manager for the Mental Health program and the Fee For Service program at One Montana.

Zach Brown

ZACH BROWN, Program Manager

Zach Brown is the Program Manager for One Montana's Resilient Montana and Common Ground programs. He currently serves in the Montana Legislature, where his committee work has focused on taxation, wildlife management, and water policy. His background includes leading a research project at Georgetown University, and he focused his University of Montana studies on fisheries management, water policy and climate change, obtaining a BA in environmental studies.


Jim Masker

JIM MASKER, Program Manager

Jim Masker is the Program Manager for One Montana's Young Entrepreneurs suite of programs for students and educators. Jim joined One Montana having developed educational programs for schools and nonprofit organizations in the United States and internationally. Along the way he worked with Butte-based National Center for Appropriate Technology and the Big Hole River Foundation, for which he served as a member of the Big Hole River Watershed Committee. Jim holds a B.A. from Dartmouth College and M.Ed. from the University of Massachusetts.


Molly Thompson

MOLLY THOMPSON, Finance & Operations Manager

Molly Thompson joined One Montana (formerly the Rural Landscape Instituteas Program Manager in 2004. Prior to that, she was a senior travel planner for Off the Beaten Path and the treasurer of Gallatin Valley Farm to School. Molly holds a B.A. from Cornell University. As Finance and Operations Manager, Molly manages the organization's financial, operational, and human resource functions, and she assists with fundraising and program efforts.


Mitch Lassa

MITCH LASSA, Program Coordinator

Mitch is serving with One Montana as a Program Coordinator for the Resilient Montana and Guiding 4 Fishing programs. Originally from Wisconsin, Mitch graduated with a B.S. in Geology in 2016 from the University of Wisconsin-Eau Claire. Since then, he has interned as a hydrologist with the USGS in New York, traveled to New Zealand to volunteer on organic farms, has served on a field crew with the Montana Conservation Corps. His previous role with One Montana was as a Big Sky Watershed Coordinator through the Americorps. In his off-time, Mitch enjoys hiking, camping, canoeing, and cooking.




Montana State Senator (Former); Rancher; Buffalo, MT

Director Emeritus, Montana State University Extension; Bozeman, MT

Rancher; Owner, Blake Nursery; Big Timber, MT

Founder, One Montana; Co-Founder, Off the Beaten Path; Bozeman, MT

Executive Director (Former), Pondera Regional Port Authority; Valier, MT

Professor Emeritus, Montana State University Ag Economics; Bozeman, MT

Rancher, Wickens Ranch Company; Hilger, MT

Rancher (Retired); Regional EPA Administrator (Former); Montana State Senator (Former); MSU Director of Tribal Partnerships (Former); Wyola, MT