Midwest Renewable Energy Association (MREA)

Promoting clean energy, energy efficiency, and sustainable living through education and demonstration since 1990.

Renewable Energy Training

We offer industry-leading professional training for solar photovoltaics (PV) for all experience levels. We have online and in-person learning options available to fit your busy schedule.

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The Fair is back! Save the Date for The 31^st Annual Energy Fair, June 24-26, 2022 at our headquarters in Custer, WI. Come together to learn the latest in clean energy technology, make meaningful connections, and network with others to build a more sustainable future for all.

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Grow Solar

The Midwest Grow Solar Partnership helps communities expand access to solar through technical assistance, solar group buy programs, and training for inspectors and installers. Bring solar to your community.

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In August 2020, the Oregon School District completed the installation of this 646kW DC solar array on Forest Edge Elementary School, the first net-zero energy school in Wisconsin

Solar on Schools

Solar on Schools provides a range of free resources to Wisconsin K-12 schools interested in pursuing a solar PV system. This initiative includes a grant, an on-demand course, and technical assistance services.

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Featured News

Listen to Our Latest Podcast Episode: Pay As You Save®

What role does inclusive financing play in ensuring the transition to clean energy is accessible…

November 22, 2021Read More

Podcast Episode: Michigan Saves

How can innovative financing incentivize private investment and accelerate the transition to clean energy? We sat down with…

October 27, 2021Read More

Wisconsin State Journal: Rooftop solar could meet 2/3 of Wisconsin’s electricity needs, study finds

Read the article here.

October 8, 2021Read More

Online Courses

PV Sales and Finance (PV 435.01)

January 10 - February 6, 2022

2022 Solar Training Academy-Thursday 4pm Zoom Option (PV 320.02)

January 13 - May 7, 2022

PV System O&M Fundamentals (PV 425.01)

January 24 - February 13, 2022

Intro to System Advisor Model (SAM) (PV 430.01)

January 31 - February 20, 2022

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Our Headquarters

Powered by an assortment of renewable energy systems, our Renew the Earth Institute (REI) in Custer, Wisconsin is our headquarters and primary training facility. In response to COVID-19 our physical office is temporarily closed, but our staff continue working remotely to serve our mission. Our EV charging stations are still available for use 24-7. Learn more