The Alliance for Biking & Walking, formerly known as Thunderhead Alliance, is the North American coalition of grassroots bicycle and pedestrian advocacy organizations. The Alliance creates, strengthens, and unites state and local bicycle and pedestrian advocacy organizations.

Bikes Belong works to put more people on bicycles more often. From helping create safe places to ride to promoting bicycling, they carefully select projects and partnerships that have the capacity to make a difference.

The Lawrence and Lillian Solomon Fund, a private foundation, supports the revitalization of parks and open space in the Boston area by encouraging public/private partnerships and emphasizes the need for long-range stewardship.

Autodesk, Inc. is the world leader in 2D and 3D design software for the manufacturing, building and construction, and media and entertainment markets.