Russell Hartman

Russell Hartman has lived in Bremerton since 1976. He is a retired attorney and superior court judge. Russ was born and raised in Renton, Washington, and is a graduate of Harvard University and the University of Oregon Law School. Over his decades in Kitsap County, Russ has served on a variety of nonprofit boards including Kitsap Volunteer Attorney Services, Leadership Kitsap Foundation, and Bremerton Schools and Alumni Foundation. He also is a past member of the Bremerton School Board. Russ looks forward to his work on the GPC board to help preserve the Great Peninsula’s amazing outdoor environment. His outdoor passions include bicycle riding, hiking, backpacking, and Mariner’s baseball.

Mark Mauren
Vice President

Mark Mauren and his wife, Belinda, live on a small farm in the Puyallup Valley where they raise goats, chickens and pigs and maintain an extensive garden. Mark was born and raised in the Seattle area, the eldest of eight children, and grew up active in sports, hiking and canoeing.Mark earned a B.S. degree in Forest Management from the University of Washington in 1981. After college, he worked for the Washington Department of Natural Resources (DNR) managing State land in Kitsap, Pierce, Mason and Thurston counties. At DNR he also managed statewide programs including, recreation, land transactions, and aquatics. Currently,
Mark manages Ueland Tree Farm – a FSC certified tree farm west of Kitsap Lake.

Mark served on a number of statewide trail/grant committees, and on committees that created the Key Peninsula, Gig Harbor and Islands (KGI) Watershed Plan and Gig Harbor Community Plan. In 2004, he was elected as the first President of the Peninsula Metropolitan Park District for three years. Throughout his career, Mark has been active in legislative issues at state, county and city levels. Mark looks forward to bringing his broad natural resource background to help GPC achieve its mission.

Paul Kundtz

Paul Kundtz has lived in Kitsap County since 1984 with his wife Anne, and raised two children here. He worked as an attorney in Seattle for 28 years, serving clients throughout the region, including Kitsap County Superior Court. More recently, he worked as the Northwest Director for The Trust for Public Land, a national land conservation organization. He obtained his undergraduate and law degrees from the University of Michigan, and recently completed a Master’s Degree in Nonprofit Leadership from Seattle University.

Paul has served on many nonprofit boards, including the Washington Wildlife & Recreation Coalition, Mountains to Sound Greenway, Washington Association of Land Trusts, Bloedel Reserve, Seattle Aquarium, and the Bainbridge Island Land Trust. He was an elected commissioner of the Bainbridge Island Park District. He has held leadership positions in these organizations, including president/chair, treasurer, and committee chair.

Paul enjoys hiking, camping, biking, skiing, sailing, and kayaking throughout the Pacific Northwest. He has visited 47 national parks, and expects to see all 59.

Patricia Weagant

Patricia Weagant grew up in Port Orchard, and attended junior college and worked in Seattle while her husband attended the University of Washington. They moved to Poulsbo in 1979 where she began volunteering at her children’s elementary school. Patricia worked as a para-educator with small groups of students, was active in the PTSA at the elementary and high school level, and was vice president and president of her local public school employees union. She also was an officer and coach in the North Kitsap Soccer Club. Over the years she has enjoyed hiking and biking in the North Cascades and Olympics, fly fishing and spending time at their cabin in Stehekin.

David Morris
Member At Large

David Morris is a graduate of Peninsula High School and University of Washington in business administration. After serving in the Army as an officer, he entered the real estate business in Gig Harbor. Dave has been a real estate broker for over 40 years, and has vast experience in land sales, land development, and associated permitting processes. He currently manages 80 acres of forestland in northern Pierce County, and manages a variety of raw land and income producing properties. Dave is excited to put his real estate experience to work helping Great Peninsula Conservancy.

Dave’s community involvement includes service on the Gig Harbor School Board, Gig Harbor Chamber of Commerce, Harbor History Museum, and Gig Harbor Rotary. An active real estate investor and counselor, Dave is a former manager and current stockholder of Keller Williams Realty in Gig Harbor and Silverdale. One of Dave’s activities involves his role as manager of The Morris Foundation, which makes real estate loans and investments, and uses the proceeds to make charitable contributions to many local non-profit organizations. Dave and his wife Mame have a son, daughter, and young granddaughter. He enjoys tennis, golf, boating, snow skiing, and travel.

Keith Baldwin

Keith Baldwin grew up in Everett, Washington, and since 2009 he and his wife Margie have had a home in Kitsap County overlooking Sinclair Inlet and the Waterman Wetlands. He earned bachelor’s degrees in Oceanography and Geology from the University of Washington.  He served as an officer in the NOAA Commissioned Corps for three years and then earned a law degree from Stanford Law School. He has practiced law in Seattle and Bellevue since 1976, and is currently Of Counsel to Davis Wright Tremaine, where he was a partner from 2000 to 2020. His practice emphasizes business transactions and securities law, and he has represented a variety of clients, including family-owned businesses, timber companies, and individuals and foundations supporting environmental causes. Keith served on the board and as board president of the Bellevue Arts Museum and is now on its Advisory Council. He also served as a member and president of the HOA board at his home in Woodinville. Keith and his family have found the Great Peninsula to be an inspiring natural environment and he looks forward to working with the board to continue the effective work of GPC. His favorite activities include exploring the peninsula with Margie, hanging out with grandchildren, boating on Puget Sound, learning guitar, and playing golf badly.

David De Bruyn

David De Bruyn has been in the Puget Sound area since 1974. He is a very active kayaker having done trips, many multiple, in over 50 parts of Puget Sound as well as many international locations. He serves or has served on a number of boards including the Rainier Valley Community Development Fund, Ventures, the Kitsap Community Foundation, the Kitsap County Historical Society, and the Keta Legacy Foundation (formerly Mountaineers Foundation). He has had extensive involvement with Great Peninsula Conservancy over many years. David worked for the Environmental Protection Agency first in Washington, DC. and then for most of his career in Seattle. He also served in the Fiji Islands with the Peace Corps. He has a BA from Earlham College in Richmond, Indiana and an MBA from the Harvard Business School.

Mark Greenfield

Mark Greenfield lived in Seattle from 1968 until he and his wife, Jennifer, moved to Silverdale in 2019. Mark is a recently retired CPA who graduated from St. Martin’s University. Over the past 45 years, he served in financial management roles in several industries. The most recent role was 7 years as CFO of a national wild bird food producer. Mark and Jennifer have a grown son and daughter and one granddaughter. Mark enjoys running, especially when travelling in Hawaii, France and Italy. Mark has served on several nonprofit boards over the years. The most recent were as board Treasurer of Conservation Northwest, and board President of Seattle Audubon Society.

Mike Hall

Mike Hall grew up in Seattle and has been a resident of Kitsap County with his wife Becky since 1994. Recently retired, Mike’s career was as the owner and President of Hall & Company, a management consulting and insurance brokerage firm located in Poulsbo. Mike’s company provided professional liability insurance and ownership transfer planning services to architects and engineers. Mike has a Civil Engineering degree and an MBA.

Mike and Becky have two adult children, a daughter and son. They enjoy sailing, boating, fishing, hiking, biking, snow skiing, and travel.  Mike’s commitment to helping GPC is based on many hours of trail bike riding in Port Gamble and walking his dog in Heritage Park.

Mike and Becky are long-time supporters of Fishline and GPC. Becky serves on the Board and is the Treasurer of Fishline Food Bank and now Mike needs to work hard to catch up with her long record of community service.

Phil Rockefeller

Born and raised in upstate New York, Phil graduated from Yale University (1960) and Harvard Law School (1963).  Following active duty with the U.S. Air Force, he moved to Washington State, joined The Weyerhaeuser Company’s law department, and was admitted to the Washington State Bar. Since then he has had an active career in politics, first in Washington, D.C., where he worked on education policy, and then returning to Washington state where he served for over ten years in the state legislature, as a representative and a senator.  

Phil has been a leader in environmental and conservation policy in the Pacific Northwest, working to protect and restore our natural resources including salmon, steelhead, and sturgeon in the Columbia Basin. Recently he has taken leadership on promoting energy efficiency and renewable energy sources to assure an adequate, affordable, and reliable regional energy supply. Phil and Anita Rockefeller are long-time residents of Bainbridge Island. They have three daughters — Rebecca, Melissa, and Airyka – and three grandchildren, Ava, Mira, Peter, and Lilou.  Phil and Anita enjoy gardening, and have created a community garden on their property at Tolo Road, known as Rock Farm, dedicated to raising healthy foods to share with local food banks. 

Kelly Sullivan

Kelly Sullivan is an enrolled member of the Port Gamble S’Klallam Tribe. She was born and raised in her tribal community and continues to raise her two teen sons there today. After serving three terms as a Tribal Council member, Kelly was hired as the Port Gamble S’Klallam Tribe’s Executive Director in 2012. She has a Masters Degree in Public Administration and has worked for her tribe for 20 years focused on community health and wellness. Kelly and her family love spending their free time outdoors in the woods and on the water. She is a Coast Salish wool weaver and a puller on the tribe’s traditional canoes.

Nate Thomas

Nate grew up on Oakland Bay just outside of Shelton. Those early years build a strong bond to Puget Sound and the forests of the Pacific Northwest. College was at the University of Washington which concluded with a Masters of Architecture. With his wife Marguerite they moved to Bainbridge Island in 1986 and with the two daughters that joined them spent 31 years restoring an old farm house and building gardens on an acre in Eagledale. 2017 brought a move west to a site on Liberty Bay with more gardens and another house project. The first half of his career in architecture was with a large Seattle firm where the focus was on retail projects across the US. In 2000 he started his own office and for 18 years worked with a great list of clients and builders on a variety of projects.

Nate was a founding member and first president of the Bainbridge Island Land Trust, served on the Bainbridge Island Planning Advisory Council and led the campaign to raise funds for the purchase of 20 acres at the head of Blakely Harbor which is now a public park. He and Marguerite were founding members of Grace Episcopal Church where Nate has served two terms as Warden. Nate is currently a Trustee at Bloedel Reserve and chairperson of the Facilities Committee.

Nate enjoys building things and with Marguerite working to care for a large garden. Time in any form of watercraft and walks in the forest or on a beach bring great pleasure.

David Walters

David Walters has spent the bulk of his adult life working with forests and natural resources in some capacity.  He has a several degrees in Forest Biometrics/Statistics (PhD, University of Minnesota and MS, Virginia Tech) and a B.S. in Forest Management from Oregon State University.  Currently the Vice-President of Business Development for Green Diamond Resource Company, his work focuses on natural resource transactions of all kinds – from fee acquisitions to conservation easements to carbon projects.  Previous professional activities include a faculty position at the University of Minnesota and positions in forest modelling and planning at several private forestry companies, and with a national consulting firm. David is a native of Oregon and lives in Poulsbo with his wife, Terese, He is also a forester, and has four adult children living in Oregon and Washington. They all share a love of nature and the outdoors.


Executive Committee
  • Russell Hartman, President (Committee Chair)
  • Mark Mauren, Vice President
  • Paul Kundtz, Treasurer
  • Staff Liaison: Nathan Daniel, Executive Director
Membership and Events Committee
  • Patricia Weagant (Committee Chair)
  • Michael Hall
  • Staff Liaison: Katherine Tacke, Development & Communications Manager
  • Staff: Claire Voris, Events and Outreach Associate
  • Staff: Nathan Daniel, Executive Director
Conservation Committee
  • David Morris (Committee Chair)
  • Evan Bauder
  • David De Bruyn
  • Margaret ‘Kit’ Ellis
  • Paul Kundtz
  • Peter Best
  • Phil Best
  • Art Schick
  • Staff Liaison: Erik Steffens, Conservation Director
  • Staff: Ali Erskine, Conservation Associate
  • Staff: Nathan Daniel, Executive Director
Stewardship Committee
  • Margaret ‘Kit’ Ellis
  • Mark Greenfield
  • Mark Mauren
  • Ken Shawcroft
  • Nate Thomas
  • Steve Weagant
  • Staff Liaison: Adrian Wolf, Stewardship Manager
  • Staff: Micaela Petrini, Stewardship Associate
  • Staff: Erik Pedersen, Conservation Easement Specialist
  • Staff: Nathan Daniel, Executive Director
Community Engagement Committee
  • Michael Hall
  • Russell Hartman
  • Kelly Sullivan
  • Staff Liaison: Claire Voris, Events & Outreach Associate
  • Staff: Nathan Daniel, Executive Director