SOL SOLUTIONS Inc. is a Energy Efficiency & Home Performance Contractor. It is a certified BPI Bldg. Analyst & Envelope Professional, + HERS I & II + PV Rater. We are an ENERGY UPGRADE California (EUC) certified General Contractor and HERS II Rater. We also participate in the Sonoma County Energy Independence Program (SCEIP) as a General Contractor and HERS II Rater. We do duct testing and Whole House Energy Home Performance Assessments. - (Read more)