Bosque Tropical del Toro
- A conservation project protecting topical forest between the Rivers Toro and Sarapiqui in the San Juan La Selva biological corridor. Includes information on activities, flora and fauna, and volunteer internships.
- http://web.mac.com/mventanas/iWeb/BTT/

Friends of the Great Green Macaw
- Creating and supporting local and private conservation initiatives to protect, preserve and rehabilitate the habitat and population of the Great Green Macaw in Costa Rica.
- http://www.greatgreenmacaw.org/

Poza Azul Waterfall Farm
- Lots for sale in the rainforest. Includes pictures, platting, and information about the area.
- http://www.costaricaspringwater.8m.com

Procesadora de Palmito S.A
- Cultivation, processing, and export of heart of palm. Provides information on production techniques, package sizes, and recipes. [English/Spanish]
- http://www.propasa.co.cr/

Centro Neotropico Sarapiquis
- Includes information about the ecolodge, rainforest reserve, museum, botanical garden, archaeological park, library, and education center.
- http://www.sarapiquis.org/

The Tirimbina Rainforest Center
- Biological reserve, visitor facilities and lodge offering tropical science education, founded by the Milwaukee Public Museum. Also includes K-12 educational downloads and information about current research projects.
- http://www.tirimbina.org/