• Housing Development, Construction, Management

• 1909.

4 Walls International Incorporated

Creating more sustainable harmony between environment, communities and human livelihoods 4Walls International empowers socially and environmentally degraded communities to turn trash into the building blocks for community centers, schools, creative gathering places, infrastructure improvements, affordable housing and other infill development projects.

Fertile Groundworks

Our mission is to teach and empower people to improve their health by growing food.

• Environmental Education and Outdoor Survival Programs

• 1911.

Greentown Collaborative Inc

North America's largest climatetech incubator, accelerating climatetech innovation and commercialization by empowering entrepreneurs and enabling collaboration.

• Education N.E.C.

• 1912.

Rappahannock River Ecological Park DBA RIVERE

RIVERE℠ is a 501c3 non-profit located on the Rappahannock River in Virginia that supports partners involved in research, conservation, education and ecotourism while offering membership-based lab and office space.

Gro Health Center

GRO Health Center (GHC) is a Missouri based 501(c)(3) nonprofit.

• Private Operating Foundations

• 1914.

Cg Foundation

We use food, the great connector, to find common ground.

• Nonmonetary Support N.E.C.*

• 1915.

The Breakthrough Institute

Breakthrough Institute is a global research center seeking technological solutions to environmental challenges.

• Private Operating Foundations

• 1916.

International Lifeline Fund

Driving sustainable innovations for #cleanwater & #cleancooking.

• Alliance/Advocacy Organizations

• 1917.

THE EARTH HACKS FOUNDATION

Hello World. Earth Hacks is an environmental hackathon organization.