Certification just isn't a firm necessity for EnergySage installers, but it's very proposed. In the event the installer started off Operating while in the solar field prior to NABCEP was shaped in 2002 and has a protracted (and favourable) track record, we may still enable them to join our Marketplace. https://solarpanelinstockton.blogspot.com/2024/09/ideas-to-select-best-solar-providers.html