2Way Development
ADIPSA
AFS Intercultural Programs
AIDE Abroad
Ak Tenamit
All Access Volunteers
Ambassadors for Children
America's Development Foundation
Amerispan Unlimited
Amigos de Guatemala
AMPED
Animal Aware
ARCAS (Wildlife Rescue and Conservation)
ArtCorps
As Green AsIt Gets
AUDA
BridgeVolunteers
CasaSito
Casa Guatemala
Casa Xelajú
Centro Explorativo
Centro Infantil Bellota
CHOICE Humanitarian
Common Hope
Concern America
Constru Casa
Creative Corners
Cultural Embrace
Curamericas
CUSO-VSO
Developing World Connections
ecoteer
EIL Volunteer Abroad
El Buen Samaritano
El Nahual
Escuela Caracol
Escuela de la Calle
Experiential Learning International
Explorations in Travel
Florida Association for Volunteer Action in the Caribbean and the Americas
Friends of the Orphans
From Houses to Homes
Global Citizens Network
Global Crossroad
Global Leadership Adventures (teens)
Global Partnerships
Global Vision International (GVI)
Global Youth Connect
GO ECO
Go M.A.D.
Guatemala Accompaniment Project
Habitat for Humanity
hands up holidays
Help Exchange
Hike + Help
Hogar Miguel Magone
Hospitalito Atitlán
IndependentVolunteer.org
inside/out
Institute of Field Research and Expedition
International Justice Mission
International Volunteers
Involvement Volunteers Association Inc.
KIDS Worldwide
La Cambalacha School
Long Way Home
Máximo Nivel
Mayacom
Mayan Hope
Maya Pedal
MuJER
Mundo Exchange Organization
New Development Experience
New Hope Volunteers
Niños de Guatemala
Nuevos Horizontes
Operation Blessing
Original Volunteers
Oxlajuj B'atz'
Peace Brigades International
Pop Wuj - Spanish School Guatemala
Primeros Pasos Clinic
Project Concern International
Project HOPE
Project Ix-canaan
Project Mosaic
Project Somos
proliteracy
Pueblo a Pueblo
Real Gap Experience
responsibletravel
Rustic Volunteer Travel
Safe Passage
Santa Anita la Unión
SEE Turtles
South America Inside
Strategies for International Development
TRAMA Textiles
TravelWorks
Trekforce
True Travellers Society
Unidas Para Vivir Mejor (UPAVIM)
United Planet
Volunteer Abroad
Volunteer Latin America
Volunteer Petén
Volunteers for International Partnership
Volunteers for Peace
Voluntours
VSO International
World Endeavors
World Wide Opportunities on Organic Farms
Youth Challenge International