ONO Organic Farms
- Organic farm produces tropical fruits and coffee. Provides farm tours, consulting services for organic farmers, and mail order sales.
- http://www.onofarms.com/

O'heo Stables
- Ranch and trail information, slide show of rides, rates, and area maps.
- http://www.mauihorse.com/

Kipahulu 'Ohana
- Native Hawaiian farmer nonprofit organization dedicated to educating residents and visitors in the "ways of old" through cultural demonstrations and hands-on activities. Includes news and tour information.
- http://www.kipahulu.org/