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Report an OUTAGE Call: 1-888-928-2232
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  • ACEC Services

    ACEC has you covered for all types of services. Heat & Cooling, Security, Medical Monitoring, Radiant Flooring and Water Heaters.

    Learn More
  • Jay's Discussion Days

    Now is the chance to sit down and have a discussion with our CEO, Jay Porter. Bring your questions and concerns, or simply stop in to say hi.

    Although these offices are generally closed to the public, on Jay’s Discussions Days, the doors will be open from 7:30 am to 4:00 pm for visits.

    Learn More
  • Annual Meeting

    When: Tuesday, May 15
    Where: Portage High School Auditorium
    Registration: 5:15 p.m.
    Business Meeting: 6:00 p.m.

    Learn More

Adams-Columbia Electric Cooperative

What makes an electric co-op different?

A co-op is owned by the members it serves. Guided by the seven cooperative principles, co-op employees and members elected to the Board of Directors are dedicated to providing superior service to you, our member-owners.

Mission Statement: Adams-Columbia Electric Cooperative, embracing the cooperative principles, is dedicated to the safe, reliable delivery of electricity to our members.

Vision Statement: Through honesty and integrity, Adams-Columbia Electric Cooperative will be our members’ trusted source of safe, reliable electricity, superior customer service, and community support.

Co-op Programs & Services

ACEC Energy Pros

Schedule a Home Energy Assessment to learn how you can make energy efficient improvements on your home.

ACEC Security

Install a security system through ACEC to ensure your home is protected/safe/give you the peace of mind.

Water Heaters

Check out the different water heaters we have to offer for your home.

Operation Round-up

Round your bill to the next even dollar amount to support local communities.


Learn about safety in the electric industry and much more.

Energy Innovation

Sign up for RenewNow, learn about renewable energy sources and electric vehicles!

Who we are

Our service area includes approximately 2,500 square miles in the central Wisconsin counties of: Adams, Columbia, Dane, Dodge, Green Lake, Jefferson, Marquette, Portage, Sauk, Waupaca, Waushara and Wood. Adams-Columbia Electric Cooperative is a rural electric distribution cooperative serving approximately 36,000 member/owners in parts of 12 Central Wisconsin counties. As such, it is the largest rural electric cooperative in Wisconsin and the largest in Region Five of the National Rural Electric Cooperative Association.