Courtenay collaborates with organizations doing social and environmental advocacy work, helping them tell stories, convey information, and simplify issues. Clients have included the Anacostia Watershed Society, the Government of the District of Columbia, Many Languages One Voice, Reproductive Freedom for All (formerly NARAL Pro-Choice America), National Parks Conservation Association, Natural Resources Defense Council, Sierra Club, The Nature Conservancy, and US Climate Action Network. Her advocacy art has been shared by storytellers including Jamie Lee Curtis and Rashida Jones.