Our Mission

The Appropriate Technology Collaborative (ATC) creates new sustainable technologies that promote economic growth and improve the quality of life for low income people worldwide. Learn More


Mayan Power And Light

The Appropriate Technology Collaborative (ATC) developed the Mayan Power and Light (MPL) program to empower rural Mayan women through education and job opportunities in solar technology.

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Dignity is more important to the human spirit than wealth.
Jacqueline Novogratz, CEO, Acumen Fund

Solar Power and Natural Building Opportunities

Volunteer Solar

Want to learn about solar power?  Would you like to help install solar on a community center or medical clinic that lacks electricity in Guatemala?  Then this is the trip for you! Our solar projects are carefully chosen to provide power and light to community owned buildings.  The Guatemalans who receive one of our solar projects also receive training in how to maintain and repair their solar power systems.  More on ATC Solar Power Volunteer trips:  ATC Solar Volunteer

Natural Building

Our upcoming  projects include a Library, Medical Clinic and a Community Center, all located on beautiful Lake Atitlan.   This is an opportunity to work on an important building with local experts while learning Natural Building techniques.  Our projects are hard work  but people report our projects as being “The best vacation I’ve ever had”.Join The Appropriate Technology Collaborative and our Guatemalan team to create a building, (Clinic, Library, or Community Center) we guarantee an experience and memories to last a lifetime.


Permaculture An approach to human settlement, food, shelter and our relation to the earth rooted in the ethics of caring for all of us on Planet Earth, all the time. Our guide to Permaculture has years of experience creating an organic farm and working with infant and child nutrition programs around Lake Atitlan. Learn how to make a micro-organic garden that fits even the smallest urban garden space and provides ample food.  You also get to eat some of the greatest, freshest organic food you will ever experience.
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Colleges and Universities

Service & Learning Trips

Service & Learning Trips offer hands-on practical skills training to local community members alongside the visiting students, creating a fun learning environment!

Student Design Team

Student Design Teams aim to create new appropriate technology designs to be tested in the Guatemalan context and shared open-source online for international
Learn More about our College and University Services

Donate to ATC

Your financial contribution enables ATC to research and design appropriate technologies.
Donate Today!

Feedback We’ve Recieved

Congratulation for saving millions of life(s) with your solar refrigerator project.

Mr. Amit Kumar Singh

East of Uttar Pradesh, India

Contact Us Today!

Address: 3765 Plaza Drive, Ann Arbor, MI 48108
Phone: 734.668.4811