Board of Directors

Guy Sievert


Guy is originally from upstate New York having come to Oregon in 1983 from West Virginia. He held faculty and administrative appointments in colleges and universities for nearly forty years before starting with his partners Ecosystem Services LLC, a group dedicated to using capital markets to protect our watersheds. He is currently managing partner in Ecosystem Services, a consulting team focused on source water protection. Guy lives with his wife Donna in Neskowin and has been an active volunteer in various Tillamook County committee’s and task forces. He is currently a member of the county Planning Commission.

Mike Wynands


Mike an ex-mechanic, ex-dairyman turned road worker and a Jet Ski enthusiast raising beef on the upper Nestucca river. Mike joined the Watershed Council because even though the Council does not set policy, it does influence decisions made by others, and being a part of that is important to him.

Sherry Vick


Sherry lives in Hemlock and works for the Tillamook County Soil & Water Conservation District. She is an active gardener with a backyard flock of chickens. She likes to camp, bike, hike, fish, bird, rock hound and beachcomb. She is very interested in the natural history of this area that she lives and works in. Volunteering her time for our local watershed council seems like a natural way to give back to this area that she enjoys so much.

Guy Holzworth


Guy has lived in the area for 36 years, and managed the Neskowin Regional Water District for 35 of those. He has a tremendous interest in nature and water in the region, and joined the Watershed Council for the opportunity to collaborate with local governments, entities, non-profits, partnerships and landowners to do amazing things.

Rob Kliever

Rob is a sports fisherman based in Pacific City. He joined the Watershed Council in April of 2016, and is very interested in fish habitat. He belongs to the Polk County Sportsmen Club, which has been involved with the Salmon Trout Enhancement Program since 1980. The Watershed Council is very involved in stream enhancement and he wanted to be a part of that.

Mike Walsh

Mike has been involved with the Watershed Council from the beginning. He is a retired school teacher of the Nestucca Valley School District, and for a number years taught a Natural Resources class, where they had many outings studying the environment and assisting on many restoration projects within the county. He enjoys landscaping on his property that lies adjacent to the Nestucca River. Mike spends much of his time working with the Civil Air Patrol which he has been committed to for 12 years.

David Zine

David Zine was born and raised in Montana but has been an Oregon resident since 1969.  He began visiting the area in 1973, and David and his wife Marlise have had a home in the Tierra Del Mar and Sand Lake community since 1980. David is the chief financial officer of Gallatin Cascade Inc., an Oregon communication management company. He has also been an officer of numerous non-profit organizations. He is interested and active in local environmental issues and loves local lore and history. David can frequently be found canoeing the local rivers and estuaries and exploring area trails.

Mike Trent

Mike has been a dairy farmer his whole life on Trent Family Farms in Cloverdale, which has been in the family since 1928. Mike joined the Watershed Council in December of 2016, and is interested in protecting the overall health of our local watersheds. He partnered with the Watershed Council to do culvert replacements and riparian restoration on his own property, and is an avid hunter and fisherman.