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About Us

Efficiency First California is a non-profit trade organization that represents and promotes contractors committed to a clean energy future in Califonria

Aliso Canyon Methane plumes

What’s with all the natural gas bans in California?

California Capitol building

October Advocacy Update

50 Communities in CA Have Now Banned Gas in New Construction

Welcome to Efficiency First California!

Your Membership Matters

Be a part of the transition to California's clean energy future

Clean Energy & Energy Effciency Training & Events

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California Contractor Advocacy

We work closely with you, our members, to identify issues and challenges important to the industry's success and to bring those concerns and recommendations to regulatory, government, and utility partners in California.

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Contractor Resources

We think one of the primary roles of a trade organization is to be a source of information. Our newsletters and blogs are intended to provide updates and insights into the energy efficiency industry in California.

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Contractor's Perspective Blog

Every month we post a new blog on various topics in the clean energy, energy efficiency, and home performance industry. Make sure to sign up for our newsletter to get an update every month!

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EFCA Newsletter Archive