This is not a complete list of businesses in Hawaii that have done renewable energy projects. If you're aware of businesses that have done solar, wind, or heat pump projects that should be on the list but aren't, please let me know about them at signit2@hotmailcom. Hawaii is organized by the islands businesses are on. Finally, please let me know if you encounter a broken link.
Hawaii
Kauai
Maui
Moloka'i
O'ahu