Cost Plus SolarCost Plus Solar is a free service that helps homeowners connect with independent, licensed local solar installers. All installers are independent businesses; Cost Plus Solar is not a contractor and does not perform, warrant, or guarantee any work. Prices shown are estimates; final pricing comes from the installer after a site review. Homeowners are responsible for verifying that any installer they hire holds the license and insurance required for the work. Partner installers pay Cost Plus Solar a fee per qualified lead; this fee is never added to your price. People shown in photos or videos are models, not installers. How we make money