This tool from Pacific Gas & Electric Company (PG&E) provides homeowners with a list of contractors, based on their location, to schedule an energy assessment or in-home consultation.  It also provides a direct link to state license information.

This tool provides Southern California Edison (SCE) and Southern California Gas (SoCalGas) customers with a list of Energy Upgrade California participating contractors, home performance skills, license information, and the languages spoken by the contractors.

This multifamily showcase project profiles the significant energy improvements as well as annual energy savings of 20 percent and cost savings of $68,000 at Los Robles Apartments located in Union City, CA. Los Robles was one of the first Low Income Housing Preservation and Residential Homeownership Act (LIHPRHA) projects in the country to leverage Low-income Housing Tax Credits (LIHTC) and private capital to finance comprehensive energy- and water-efficiency retrofits.

This report contains information on the market for home performance upgrades and the opportunities that exist for new home performance contractors; start-up needs and costs for firms entering the home performance contracting industry; home performance business approaches; and how established home performance contractors attract customers. It also contains detailed profiles of eight successful home performance firms across the United States.

Story on how California homeowners are learning about energy efficiency by touring demonstration homes.

This case study describes the experience of HartmanBaldwin, an architecture and construction company in Pasadena, CA, in becoming Home Performance with ENERGY STAR certified contractors. It includes a detailed example of a home performance upgrade from start to finish based on building science and other principles of the Home Performance with ENERGY STAR training program