Lelia Mellen works for the National Park Service Rivers & Trails Program as the National Water Trail Leader and the Director of New Hampshire Projects. This is a position she has held for over 20 years and as such she works with national water-oriented groups, community groups, local and state agencies, and nonprofits to help them with their conservation initiatives. These groups ask for assistance on river recreation and protection, open space protection and trail work.

Lelia has helped with organizational development, fundraising, river and water trail management, trail building, event planning, and open space protection. In essence, she grasps the conservation needs and desires of the group and tries to help them meet their goals. Lelia received her Master of Environmental Management from Duke University and her Bachelor of Arts in Geography from Dartmouth College.