The conversion of raw energy into electricity is perhaps the defining human development of the past 130 years, enabling communications, mass production, and the heat and light we often take for granted.

LEAN is committed to the accelerated expansion and competitive success of CCAs.

LEAN Energy US (Local Energy Aggregation Network) is a non-profit, membership organization dedicated to the accelerated expansion and…
read more in About LEAN→

What is Community Choice Aggregation (CCA)?

Aggre-what? We know—it’s a terrible name for a relatively simple concept called group purchasing: in this case, electricity.
read more in About CCA→


Six states – California, Illinois, Massachusetts, New Jersey, Ohio, and Rhode Island – have CCA legislation enabling local governments to aggregate the electricity loads of residents, businesses, and municipal facilities.
read more in CCA by State→

LEAN on These

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CCA Blog

5/16/14: The Great Debate: CCAs and RECs Under Attack in California…READ MORE

LEAN Energy US had the chance to talk yesterday with Integrys Energy Services’ Ron Cardwell, Vice President, Direct Mass Markets about their renewable energy strategies… read more →
We hope you’ll find it resource rich and easy to navigate. There are a few new features we think you’ll like. The first is a CCA Blog! Our LEAN team… read more →
Registration is now open for LEAN Energy’s National CCA Summit, November 11-13 in Chicago, IL. The Summit is the only annual education and networking conference of decision-makers and stakeholders in the… read more →
On September 25, the San Diego County Board of Supervisors unanimously approved funding for a CCA study within the context of their County Renewable Energy Plan, which earmarked $545,000 in… read more →

CCA in the News

Lawmakers scrap controversial section of energy billScoopSanDiego.comCommunity choice aggregation permits cities and counties to purchase electricity for residents alternate from [...]
Mon, Jul 28, 2014 9:37:00 PM, Continue reading at the source
Elgin chooses Constellation for aggregation dealElgin Courier News... Wednesday night, the Elgin city council approved the city entering into a [...]
Mon, Jul 28, 2014 6:38:00 PM, Continue reading at the source
Choosing Local (Renewable) Power: One California Community A Leader In ...CleanTechnicaCommunity choice aggregation describes a situation where a town can [...]
Mon, Jul 28, 2014 3:33:00 PM, Continue reading at the source

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2013 National CCA Summit

Our 2nd Annual National CCA Summit is coming, and…

Registration is Now Open!

We are pleased to announce that registration is now open for LEAN Energy’s 2nd National CCA Summit, the annual conference of decision-makers and stakeholders in the field of community choice aggregation (or “CCA”, municipal aggregation, government energy aggregation).