"Home Energy Solutions-Core Services". Energize Connecticut. Follow the link to this web page and scroll down and click or touch the video window on the right. Retrieved August 4, 2019.
Better Buildings Residential Network CASE STUDY: FORT COLLINS, COLORADO(PDF). U.S. Department of Energy. 2017. pp. 2-8 CBSM IN EFFICIENCY WORKS (In 2016, Fort Collins created the Efficiency Works Neighborhoods pilot program to increase the rates of participation, achieve higher energy savings, and make the upgrade process as simple as possible for homeowners.).
"Our Clients". Center for Sustainable Energy. 2020. Scroll down and select Regional. Archived from the original on October 13, 2019. Retrieved November 25, 2020.
"Our Clients". Center for Sustainable Energy. 2020. Scroll down and select Regional. Archived from the original on October 13, 2019. Retrieved November 25, 2020.
"About Us". Energy Trust of Oregon. Archived from the original on July 16, 2019. Retrieved September 22, 2019.
"Tandem". Portland General Electric. Archived from the original on 2019-02-07. Retrieved February 4, 2019.
xcelenergy.com
"Communities Served". Xcel Energy. At the upper left, select the name of the state. Retrieved May 7, 2019.
"Encouraging Efficient Energy Use". Xcel Energy. At the upper left, select the name of the state and then scroll down to the information for that state. Retrieved September 3, 2019.
"Energy Saving Tips". Xcel Energy. At the upper left, select the name of the state. This web page can also be accessed verbally from a device that has Google Assistant installed: Say something like "Xcel energy saving tips?". Retrieved July 10, 2019.
