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Greenway Staff

Program Staff

Stewardship Staff

Education Staff


CynthiaCynthia Welti, Executive Director

With the Greenway Trust since: 2004; Executive Director since 2007

Cynthia brings to the Greenway a broad range of work experiences in non-profit and corporate organizations, including a 17-year career at Hewlett-Packard. She is a graduate of Duke University and holds degrees in Political Science and Mechanical Engineering. Cynthia enjoys hiking, walking in parks, and recreational bicycling in the Seattle area with her family.

DougDoug Schindler, Deputy 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.

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Program Staff


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.

Sonja Hanson, Operations Director

With the Greenway Trust since: 2010

Sonja is responsible for the finances, human resources, and administration of the Greenway Trust. She is a graduate of the University of Washington and has experience in both for-profit and non-profit accounting. When she is not looking at spreadsheets, Sonja likes to explore and hike in the Greenway with her family.


Jessica Hanstad
, Development Associate

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.

BenBen Hughey, Policy & GIS Specialist

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.

Elizabeth2Elizabeth Lunney, Consultant - Special Projects

With the Greenway Trust since: 2011

Elizabeth first joined the Greenway Trust as a board member during her tenure as Executive Director of Washington Trails Association. In 2011, she began working for the Trust on grant writing, program development, and National Heritage Area designation. Her favorite days in the Greenway have included hiking in the Teanaway, riding historic trains, scrambling, backpacking, skiing, riding a bike through the Snoqualmie Pass tunnel, and teaching her children to eat dirt on a farm.

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.

EmilyEmily Neff, Communications Director

With the Greenway Trust since: 2013

Emily works with Greenway staff and board members to share the organization’s unique story to an ever growing audience. Emily came to the Greenway after nearly seven years with a consulting firm where she managed communications and outreach on transportation and infrastructure projects around the northwest. Emily was born and raised in the Seattle area, she earned her B.A. in Community and Environmental Planning from the University of Washington, and spends much of her free time running on roads and trails throughout the Greenway.

Stefanie Nelson, Administrative Associate


With the Greenway Trust since: 2010; staff member since 2013

Stefanie provides administrative office and program support and maintains donor records. She began her time with the Greenway Trust as a Washington Conservation Corps crewmember doing environmental restoration and trail maintenance. Stefanie returned to the Greenway Trust as an Administrative Associate. She holds a degree in Environmental and Conservation Biology from the University of Washington and also works for a local city Parks and Recreation department. Stefanie enjoys hiking, rock climbing, and cruising the dog park with her ever-faithful Blue Heeler mix, Licorice.

Margaret Ullman-Hess, Communications & Development 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.

Mike2Michael 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.

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Stewardship Staff

TorTor Bell, Stewardship 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.

ErinErin Derrington, Trails Event Leader & Restoration Technician

With the Greenway Trust since: 2007; staff member since 2013

Erin began her work with the Greenway as a conservation crew member before returning to school to earn advanced degrees in environmental science and law. As an intern in 2009, she conducted policy analysis to address land management challenges, and led one of two Greenway crews to build the new Mailbox Peak Trail in 2013. Currently, Erin leads trail maintenance events through the Stewardship Program, and supports the Restoration Program as a technician specializing in invasive weed control. When she isn't hugging trees or climbing rocks, Erin enjoys time with her family, friends, and critters, as well as traveling, the arts, and giving back to the community through ongoing volunteerism.

Mack2Mackenzie Dolstad, Stewardship Program Administrator

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.

KarenKaren Frankenfeld, Volunteer Program Associate

With the Greenway Trust since: 2013

Karen helps facilitate all the Greenway’s volunteer projects. Karen is originally from Bellingham, WA, and attended school at Rice University where she studied History and Music. She enjoys sharing her passion for conservation with volunteers and looks forward to the chance to explore the various wild nooks in the Mountains to Sound Greenway. In her spare time she enjoys trail running, playing tennis, cooking, camping, singing and making music.

Anna Hendricks, Volunteer Program Coordinator

AnnaWith 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.

LisaLisa Nelson, 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 over nine years of experience in restoration ecology and natural resources management. Lisa came to the Greenway Trust after working with the King County as a Noxious Weed Control Specialist. Lisa has also worked for the Washington State Department of Ecology and National Parks Service. Lisa is an active cyclist and outdoor enthusiast, and is currently installing a rebuilt engine into her 1976 Volkswagen Westfalia bus.

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Education Staff

PatrickPatrick Mulligan, Education Program Manager

With the Greenway Trust since: 2014

Patrick comes to the Greenway after running the youth and family education programs for the UW Botanic Gardens (Arboretum). His background includes being an organic vegetable farmer in rural Virginia, leading global service learning trips for Lakeside School. He has a Masters in Education from UW and a graduate certificate from IslandWood in education, environment, and community. Patrick brings tremendous teaching and writing skills to the position of Education Program Manager, as well as his passion for outdoor education and an appreciation of the Greenway's balanced approach to conservation.


Becca Penney, Educator

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.



Sally Kentch, Educator

With the Greenway Trust since: 2002

Sally's fourteen year tenure with the Greenway's Education team has positioned her right where she wants to be: in the woods with a group of students. As a child, she roamed the forests of the Northeast and discovered fairy rings, wild strawberries, her favorite tree (the Shagbark hickory) and was thus inspired to introduce young people to the natural world. She spent fifteen years as a child and family therapist and led wilderness trips for juvenile offenders. Sally is delighted to continue to learn alongside her students. When she is not outdoors with the Greenway Education Program, you can find her hiking, climbing, skiing, biking, or working in her garden.


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.

Nancy Lomneth, EducatorNancy

With the Greenway Trust since: 2007

When Nancy came to the Greenway in 2007, a whole new life of learning about nature and the outdoors opened up to her. Her favorite parts of teaching in the Greenway include being outdoors in the forest, wonderful interactions with enthusiastic and inquisitive students, meeting teachers and parent chaperones interested in environmental education, and collaborating with fantastic fellow educators in developing new programs. For Nancy, being part of the Mountains to Sound Greenway Education Program is a dream come true!


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