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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.



Amy Brockhaus, Coalition 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.



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.


Liv FroehlichLiv Froehlich, Volunteer Program Associate

Washington Conservation Corps Individual Placement 2015-2016

Liv grew up in San Francisco, where she was taught the importance of environmental conservation from a young age. Deciding to leave the west coast after high school, Liv attended Wellesley College. She concentrated her studies on restoration ecology, and her research took her everywhere from the sand dunes of Cape Cod, the blustering mountain tops in Glacier National Park, the Australian Wet Tropics, and the Munich Gravel Planes. Upon returning to the west coast, Liv completed a year with the Washington Conservation Corps on a habitat restoration crew with King County Department of Natural Resources and Parks. When she’s not working, you will find Liv perusing local farmer’s markets, hiking, harvesting from her garden, or sitting on her front porch enjoying spectacular city views.



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.



AnnaAnna Hendricks, Volunteer Program Coordinator

With the Greenway Trust since: 2014

Anna is responsible for the oversight and management of the Greenway Trust Volunteer Program. In addition to leading volunteer events across the landscape, Anna oversees volunteer outreach, communications, event coordination and logistics, and is the liaison between the Greenway Trust and land managers. Prior to joining the Greenway Trust, Anna spent five years working with nonprofit conservation corps as a Crew Member, Project Leader, Program Coordinator, and most recently as Recruitment and Admissions Coordinator for the Southwest Conservation Corps. When not in the office or leading volunteer events, she can be found hiking, biking, climbing, dancing, and generally meandering about the amazing PNW landscape.


Dan HintzDan Hintz, Restoration Specialist

With the Greenway Trust since: 2016

Dan grew up outside of Chicago and attended the University of Wisconsin – Madison where he studied economics and environmental studies. After college he moved to Seattle where he spent a year as an AmeriCorps member with EarthCorps and fell in love with the Pacific Northwest. Since then Dan has lived in Washington and worked jobs in the field of natural resources management for local government, non-profits and a private contractor.  Dan is currently finishing his Master’s of Environmental Horticulture at the University of Washington. When not learning about wetlands or plants, Dan enjoys hiking, playing guitar, watching baseball and reading books about history.


Stephanie Huck, Administrative AssociateSteph 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.



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, Trails Project Coordinator

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 Project Coordinator

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.


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.



Doug Schindler, Conservation & Policy Director

With the Greenway Trust since: 1994

With 20 years at the Greenway Trust, Doug uses his skills in partnership-building and project management to direct projects that are the foundation of the Greenway’s future. Doug oversees land acquisition and agency relationships, and is leading the campaign to designate the Greenway as a National Heritage Area. Prior to becoming Deputy Director in 2009, Doug spearheaded the growth of the Greenway’s Stewardship program from weekend volunteer events to a professional staff.  The Stewardship staff team is recognized as one of the region’s best at recreational trail design, construction, and ecosystem restoration.


copy3_of_HannahSupple_pictureforwebsite.jpgHannah Supplee, Education Associate

With the Greenway Trust since: 2016

As an AmeriCorps member through Washington Service Corps, Hannah will be serving as an Education Associate with Mountains to Sound Greenway. She is very excited to be joining the education team to share her passion for science and stewardship with young community members.  Originally from Virginia, Hannah moved to Seattle in early 2015 for an AmeriCorps position with EarthCorps, working on environmental restoration projects and falling in love with the strong environmental community within the Greenway. She earned her degree in Biological Sciences from the University of Vermont where she fortified her passion for outdoor education, leading outdoor trips and teaching sailing. During her free time, she loves to volunteer, hike, and snake through the streets of Seattle on her beloved bicycle, Pokey.



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.


Kelsey WalkerKelsey Walker, Restoration Associate

Washington Service Corps Individual Placement 2015-2016

As an AmeriCorps Individual Placement through the Washington Service Corps, Kelsey's role as the Restoration Associate is to support the on-the-ground restoration projects occurring across the landscape. Kelsey provides assistance on restoration and trail projects, and also leads and coordinates volunteer events. Kelsey is a Greenway native who grew up in the Snoqualmie Valley. After receiving her degree in Restoration Ecology from Humboldt State University, Kelsey made her way back to North Bend in hopes of enhancing the natural areas she loves. When she is not at work she can be found gardening and hiking through the Greenway with her pup.



Michael Woodsum, Development Director

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.


In addition to the staff above, the Greenway Trust also sponsors AmeriCorps members through the Washington Conservation Corps program via a partnership with the Washington State Department of Ecology.

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