GUATEMALAN BIRDWATCHING TOURISM BOARD:
http://www.birds-guatemala.com

MAYAN TRAIL:
http://www.mayantrail.com

GUATEMALAN ORNITHOLOGY SOCIETY:
http://avesdeguatemala.org

NATIONAL PROTECTED AREAS COUNCIL - CONAP:
http://www.conap.gob.gt

PRIVATE NATURE RESERVES OF GUATEMALA:
http://www.reservasdeguatemala.org

PROEVAL RAXMU - NATURE CONSERVATION IN ALTA VERAPAZ, GUATEMALA:
http://www.proeval-raxmu.org

ORGANIZATION OF AMERICAN STATES–OAS– TECHNICAL COOPERATION FUND (FEMCIDI)
http://www.oea.org/sedi/eo/femcidi

ASOCIACION GUATEMALTECA DE TOUROPERADORES RECEPTIVOS –ASOPTUR–
http://www.asoptur.org