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Greenway Staff


JonJon Hoekstra, Executive Director

With the Greenway Trust since: 2015

Jon leads the Greenway as Executive Director, working with the Board of Directors, staff, and partners to collaboratively conserve the Mountains to Sound Greenway landscape. Jon brings to the Greenway a unique blend of scientific understanding, strategic problem solving and communication skills. Before joining the Greenway Trust, he served as Chief Scientist for the World Wildlife Fund, and led a variety of strategy and conservation initiatives at The Nature Conservancy. While Jon enjoys traveling around the world to explore wild places, he always loves coming back home to Seattle and the Greenway landscape that he and his wife have called home for 20 years.


TTony2ony Allison, Educator

With the Greenway Trust since: 2008

Tony was born and raised in the Pacific Northwest, and has always been drawn to its natural world of mountains, forests, and ocean beaches. He holds a graduate degree in Marine Affairs, and worked for many years in international fisheries. Subsequently Tony became a certificated teacher in 2003, and taught social studies at the high school and middle school levels in Seattle. More recently he spent five years as an educator and field trip leader for science-based programs at Washington Park Arboretum and the Greenway, and has developed curriculum for new programs at both places. As part of his continuing education Tony has attended numerous classes, seminars, and field trips related to the natural world of the Pacific Northwest; is a member of the Naturalist Study Group of the Mountaineers; and established an environmental education exchange program with a botanical garden in eastern Russia.



Tor Bell, Field Programs Director

With the Greenway Trust since: 2002

Tor is responsible for the oversight and management of the Greenway Trust Stewardship Program, which includes the recreation, volunteer, and restoration programs. Tor grew up in Port Orchard, hiking and scrambling over the Kitsap Peninsula and got to know the Mountains to Sound Greenway through his role as Volunteer Coordinator for the King County Department of Natural Resources and Parks. Tor began his career working in the communications arena before taking an interest in ecological restoration while with King County. Tor is an avid outdoorsman, who likes to climb, snowshoe, backpack, and is in the process of hand-building a beautiful kayak.


LajoieBradleyLajoie Bradley, Education Associate

Washington Service Corps Individual Placement 2016-2017

As an AmeriCorps Individual Placement through the Washington Service Corps, Lajoie’s role as the Education Associate will be to assist in educating students within King County about the importance of conserving our environment. She graduated from Hartwick College with a double major in Biology and Environmental Studies, hoping that she would one day go into the environmental stewardship field. Lajoie likes to hike, ski, and learn about the diverse ways that people can connect to nature. She is very excited to work with the amazing team here at the Greenway.



Amy Brockhaus, Deputy Director

With the Greenway Trust since: 1995

Amy’s dedication to the Greenway mission has served the organization as it has grown from a two person office to over 16 year-round staff members.  With a broad mix of skills and expertise, Amy has held many positions at the Greenway Trust in financial management, office administration, fundraising, and communications. Her current role includes working with the Greenway board, technical advisory council, and broader coalition to prioritize work across the landscape around recreation planning and advocacy, environmental education, and working to connect regional trails. In her free time, you can find Amy hiking, biking, and skiing around the Greenway with her family.


Shannon Doherty, Restoration Technician Shannon Doherty

With the Greenway Trust since: 2016, 2017

Shannon grew up in Cleveland, Ohio where her curiosity for nature was influenced by her parents.  As an undergraduate at Youngstown State University, Shannon majored in Environmental Science and Chemistry, and later went on to work in the biological and horticulture fields.  She later attended YSU again for her Master's in Environmental Science and Ecology, focusing her studies on amphibian conservation and population dynamics.  Now a Restoration Technician at the Greenway Trust, Shannon works to control noxious weeds that threaten the native flora of Western Washington.  When she is not out fighting noxious weeds, Shannon can be found trail running, identifying reptiles and amphibians, and tinkering with computers and electronics.



Mackenzie Dolstad, Stewardship Program Manager

With the Greenway Trust since: 2010; staff member since 2012

Mackenzie is responsible for all of the behind-the-scenes action in the Stewardship Program – grant writing and reporting, budget management, tracking projects, and providing assistance and support to the rest of the staff. Mackenzie started with the Greenway Trust as an intern on the Heritage Study project (the precursor to the National Heritage Area campaign), then served for a year as an AmeriCorps all-purpose Individual Placement with the Greenway Trust through the Washington Conservation Corps. When he's not analyzing a spreadsheet, Mackenzie can be found biking, hiking, and pursuing other outdoor activities.


Carolyn Foster, Volunteer Program Associate Carolyn F

Washington Conservation Corps Individual Placement 2016-2017

Carolyn is originally from Houston, Texas and has spent most of her life living in southwest Washington. Carolyn attended college at University of California Berkeley and the University of Washington. She graduated with a degree in Community, Environment, and Planning and a minor in Environmental Science and Resource Management. Prior to this position, Carolyn was a member of the Washington Conservation Corps crew with the Greenway Trust and contributed to flood relief efforts in Louisiana as part of an AmeriCorps disaster response deployment.Carolyn enjoys volunteering as a Green Seattle Partnership Forest Steward at Yesler Swamp, playing the piano, and exploring Seattle on her bike.



Jessica Hanstad, Grants & Special Events Coordinator

With the Greenway Trust since: 2013

Jessica assists the Fundraising team with organizing events, donor stewardship, grant writing, and other fundraising efforts. Prior to joining the Greenway Trust, Jessica studied at Washington State University (Go Cougs!) and spent her summers working at farmers markets across western Washington. Jessica likes to hike, camp, and is currently training for a half marathon.




Dan HintzDan Hintz, M.E.H., Restoration Project Coordinator

With the Greenway Trust since: 2016

Dan is responsible for coordinating maintenance efforts and leading volunteer events at the many restoration project sites throughout the Greenway.  Dan grew up outside of Chicago and attended the University of Wisconsin – Madison where he studied economics before moving to Seattle to serve as an AmeriCorps member with EarthCorps. Since then Dan has lived in Washington and worked restoration jobs for local government, non-profits and a private contractor.  Dan finished his Master of Environmental Horticulture degree at the University of Washington just after joining the Greenway in spring of 2016. In his spare time Dan enjoys hiking, skiing, playing guitar, watching baseball and reading books about history


Stephanie Huck, Operations CoordinatorSteph H

With the Greenway Trust since: 2016

Stephanie joined the Greenway Trust to assist with office administration and operations, finance and event coordination. After a childhood of poking around beaches and streams and becoming inspired to connect people with nature for years to come, Stephanie earned a B.A. in Environmental Education from Western Washington University in 2009 and continued on doing work with conservation and outdoor education programs in the Puget Sound region. Stephanie likes to hike, garden, and play Frisbee with her dog.




Ben Hughey, Policy & GIS Coordinator

With the Greenway Trust since: 2012

Ben provides mapping, analysis, and research support on projects in a variety of Greenway Trust focus areas. He is involved in the National Heritage Area designation campaign, ongoing land conservation work, and the Greenway’s efforts in the Snoqualmie and Yakima watersheds. Ben originally joined the Greenway Trust as a Trail Technician building the new trail up Mailbox Peak in the summer of 2012. Before joining the Greenway Trust, Ben studied geography and sustainability at Dartmouth College. Ben’s enthusiasm for the outdoors originates in his hometown of Sitka, Alaska, where he spent several seasons deck-handing on fishing boats and building trails on US Forest Service crews.


Becca1Becca Kedenburg, Education Program Manager

With the Greenway Trust since: 2013

Becca joined the Education Program in April 2013 after earning a B.A. in Environmental Education and a B.A. in Spanish from Western Washington University in 2012. Spending her childhood exploring the Pacific Northwest's mossy trails, rocky beaches, and forested mountains inspired in Becca a deep-rooted incentive to inspect environmental systems and share that knowledge. By helping students understand the intricate connections between humans and nature, Becca hopes to inspire them to be first-class stewards of the environment.



Adam Magnuson, Restoration Technician Adam Magnuson

With the Greenway Trust since: 2017

As a Restoration Technician, Adam works to restore the native flora throughout the Greenway. He studied Conservation and Geographic Information Systems at Northern Michigan University. Adam has previously worked for a variety of conservation groups including a watershed preserve, a conservation district, The Nature Conservancy, and most recently the U.S. Forest Service. When he's not battling invasive species, you can find him in the backcountry, hiking and climbing.



Claire MartiniClaire Martini, Volunteer & Outreach Coordinator

With the Greenway Trust since: 2017

Claire manages the volunteer program and works to cultivate strategic partnerships through community engagement and outreach. Prior to joining the Greenway Trust, Claire worked with volunteers for Grand Canyon Trust (2014-2017). She got hooked on stewardship after working on citizen science projects, springs restoration, and wildlife habitat connectivity in the southwest, and later found a knack for community organizing as she helped grow a movement of climate justice activists called Uplift Climate. Claire is passionate about empowering young people to lead conservation of public lands. She holds a B.A. in Geology from Whitman College, and enjoys hiking, botanizing, and learning to ski in Washington's scenic landscapes.




Jennifer McKeown, Snoqualmie Program Manager

With the Greenway Trust since: 2006; staff member since 2008

After several years with the Stewardship Program, Jenn is now leading the Greenway Trust's collaboration with our partners in the Snoqualmie Valley. Jenn began her time with the Greenway Trust as a member of one of the Washington Conservation Corps crews sponsored by the Washington State Department of Natural Resources. Prior to spearheading the Greenway Trust's Snoqualmie Program, Jenn worked with the Stewardship Program as the Restoration Project Coordinator. Jenn is passionate about local agriculture and enjoys raising ducks, tending a year-round garden and hopes to add dairy goats soon.



BenMCBen Monte Calvo, Recreation Projects Manager

With the Greenway Trust since: 2014

Ben's role includes leading and assisting with all aspects of the Greenway Trust’s recreation program, including: recreation project development; working with nonprofit and government agency partners; management, oversight, and coordination of on-the-ground trail construction and trail maintenance projects; and coordinating Greenway Trust staff, contractors, conservation corps crews, and volunteers. Prior to joining the Greenway Trust, Ben spent 7 years with the US Forest Service, working as a Trail Crew Leader and Trail Volunteer Coordinator out of the Darrington Ranger District in the Mt. Baker – Snoqualmie National Forest.



Lisa Nelson, M.S., Restoration Projects Manager

With the Greenway Trust since: 2013

Lisa is responsible for managing the Greenway’s ecological restoration efforts. She conducts project management and implementation, coordination with land managers and partners, field crew oversight, nursery management, and technical services (including restoration and planting project design, noxious weed surveys, and herbicide applications). Lisa has more than a decade of experience in restoration ecology and natural resources management. In 2015, Lisa completed her Masters of Science in Natural Resources Management through Oregon State University. Lisa came to the Greenway Trust after working with King County as a Noxious Weed Control Specialist. Lisa has also worked for the Washington State Department of Ecology and National Park Service.



Joe Olbrych, Field Specialist

With the Greenway Trust since: 2014; staff member since 2016

Joe is responsible for assisting the Stewardship Program staff with trails projects, and logistical and project support for seasonal trail crews, contractors, the Greenway Trust Washington Conservation Corps crew, and volunteers. Additionally, Joe helps coordinate the field base and lead volunteer trail maintenance and restoration events. Joe originally joined the Greenway Trust's Volunteer Program in 2014 as a Washington Conservation Corps (WCC) member, serving a term as an Individual Placement. The following term, he served as the Assistant Supervisor for the Greenway Trust WCC crew. Joe received a B.A. in outdoor education and travel writing at Hampshire College in Western Massachusetts where he grew up and developed his passion for the outdoors. When not working, Joe is probably out climbing and running in the Cascades or planning his next art project.


Marshall Pedder, Restoration Aide Marshall P

Washington Service Corps Individual Placement 2016-2017

Marshall is responsible for assisting with community engagement efforts involving invasive plant removal and native plant installation.  Growing up in Berkeley, California he developed a love for the outdoors and an understanding of the importance of environmental conservation from a young age.  After graduating from the University of Colorado, Marshall joined the Greenway with the goal of gaining natural resource management experience and improving forest and ecological health in one of his favorite parts of the country.  When he is not working Marshall can usually be found in the mountains backpacking or snowboarding.



Carlyn Roedell, EducatorCarlyn

With the Greenway Trust since: 2013

Carlyn taught gifted students for 38 years in the Highline School District, grades 2 through 6. She enrolled her students in the Greenway Education Program for many years and vowed that when she retired she wanted to work for the Greenway. She retired last year and we feel honored to be working alongside her. She has a Masters in Special Education from Seattle University and loves to teach all subjects, but has a special love for outdoor education. Carlyn is a native Northwesterner and has lots of good stories about growing up on a farm where the airport is now located.



Margaret Ullman-Hess, Communications Manager

With the Greenway Trust since: 2008

Margaret manages a variety of programs that help connect people to the spectacular Mountains to Sound Greenway, including Greenway 365 (tools and trips to explore the Greenway), the Greenway Membership Program, and donor events. In addition, she leads print and digital production design, social media and email campaigns, and donor management. Margaret joined the Greenway Trust in 2008 to lead the stewardship volunteer program, before launching the Greenway's membership program in 2012. When she's not leading hikes and snowshoe trips for the Greenway, Margaret can be found out in the mountains hiking, backpacking, skiing, and snowshoeing.


Hannah WheelerHannah Wheeler, Restoration Aide

Washington Service Corps Individual Placement 2016-2017

Hannah grew up right here in the Greenway, which fostered her connection to nature at a young age. She left the west coast briefly to attend Boston University, where she studied Ecology and Conservation biology, a program that took her all the way to Ecuador to study Tropical Ecology. Despite her love of traveling, she is excited to be back in the Pacific Northwest. As a Restoration Aide, Hannah will be supporting the Greenway by providing assistance on restoration and trail projects, and leading volunteer events. When she is not at work, Hannah can be found volunteering at the UW Center for Urban Horticulture, or hiking on trails around the Greenway.



Shelby Walsh, Restoration Aide Shelby Walsh

Washington Service Corps Individual Placement 2016-2017

Shelby grew up in Southern California where she grew to love the outdoors, spending as much time as possible at the beach.  Looking for a change in scenery, she left the sunshine behind for the Pacific Northwest, attending the University of Portland where she obtained a degree in environmental science. Wanting to stay in the PNW, Shelby has become an AmeriCorps Individual Placement through the Washington Service Corps. As a Restoration Aide she supports on-going restoration projects in the Greenway through maintenance and volunteer events. When she is not at work she can be found watching sports, hiking, snowboarding, and exploring her new city.



Michael Woodsum, Director of Development

With the Greenway Trust since: 2011

Mike Woodsum is the Director of Development at the Mountains to Sound Greenway Trust. He has spent ten years fundraising for nonprofits in the Seattle area, and identifies the Greenway’s balanced mission and pragmatic approach as the perfect fit for his personal priorities. Mike works closely with staff leadership and board members to oversee all fundraising efforts by the Greenway Trust. When he isn’t raising money for the Greenway, Mike is often out exploring its rivers, trails, and alpine lakes as an avid fly fisherman. Mike lives in Edmonds and has a daughter who just turned four.


Greenway Trust 2017 Trail Crews

These crews are an integral part of the Greenway Trust's Stewardship Program. Crewmembers work full time from March through October, primarily focused on construction of new trails and maintenance of existing trails in the backcountry. Many of these projects are part of a larger effort by the Greenway Trust and our many partners to enhance recreation opportunities within the Middle Fork Snoqualmie River Valley, and improving recreational access to the Greenway landscape’s network of more than 1,000 miles of wildland trails.

Trail Crew Leads: Michael Hanley, Ben Mayberry

Assistant Crew Leads: Nate Schmidt, Tanner Wood

Crew Members: Brinley Caldwell, Tom Lawler, Jake Reller, Mallory Scharf

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