This database is intended as a starting point for customers without a prior relationship with a contractor or vendor.
The Efficiency Works™ Providers in this database have demonstrated their interest and ability in helping customers complete energy-efficiency projects. Customers are encouraged to solicit two or more bids. No warranty regarding accuracy of the information, quality of service, or proof of insurance is implied by inclusion in this database.
For Home: Efficiency Projects must be completed by a participating contractor.
For Business: Efficiency Projects do not need to be completed by a participating contractor. Contractor ratings are based on customer survey results from completed projects. Number of projects and contractor ratings are for projects completed since 2016.