VegetableSteel.com
- They produce customer bamboo houses in Costa Rica. Describes their history and their mission.
- http://www.vegetablesteel.com/

Comprehensive Costa Rica Property Management
- Specializing in home construction, property development and rental marketing. Includes sample floorplans and description of projects.
- http://www.costaricaa.net/

Air Conditioning Directory of Costa Rica
- Directory that includes companies, contractors and information related to air conditioning and ventilation.
- http://www.accrweb.com/

Rico Builder
- Builder and contractor, Enrico Luigi Reolon. Includes a bio and description of projects.
- http://www.ricobau.com/

ChlorFree
- A chlorine alternative in pool maintenance and related uses.
- http://www.chlorfree.net