Your Solutions Provider

For more than 30 years, EFI has been providing energy efficient products and delivering utility program services in order to assist people in their efforts to use less energy and water.

Utility Services



Years of Industry Experience

Utilities Served In The Last Thirty Years

Million Customers Served


After working with EFI for years, they have always gone ABOVE & BEYOND for me and my company and they are a true asset to the industry.

– N.E. Energy Efficiency Manager



THANKS from all of us to our WONDERFUL EFI TEAM! We appreciate all you do to deliver our MULTI-STATE PROGRAM SO EFFICIENTLY.

– Gas utility client with operating companies in four states



We couldn’t have asked for a BETTER PARTNER. We had a great year and you guys were a key part of that.

– Long Term Utility Client