There are hundreds of non-profits working in the clean energy and energy efficiency sectors. Below are some we recommend.
- American Council for an Energy-Efficient Economy
- American Council on Renewable Energy
- American Solar Energy Society
- Business Council for Sustainable Energy
- Center for Small Business and the Environment
- Earthwatch
- Environment and Energy Study Institute
- Global Environmental Technology Foundation
- Interstate Renewable Energy Council
- International Solar Energy Society
- Renewable Energy Policy Project
- Rocky Mountain Institute
- Solar Energy Industries Association
- The Solar Foundation