Our talented team Synergy is a one stop shop to lower energy costs Heating/ Cooling Participate in California Utility Programs The state provides several no cost or rebated programs to decrease your energy usage while also increasing comfort in your home. Learn More Some of the reasons to choose us We Treat People Right We help homeowners like you be comfortable With over 30 years of experience, Synergy Companies will guide you on your path to enjoy more all around savings in your home. Schedule an appointment today Meet our awesome team History Synergy Companies was established in 1981 providing attic insulation for the San Francisco area. Today, we offer an array of services and have helped over a half a million Californian's increase their energy efficiency and comfort in their home from Northern to Southern California. Services Home Comfort & Energy Savings Schedule an Appointment Call us 800-818-4298 Write us hello@synergycompanies.com Social Choose required service Heating/ Cooling Insulation Free Energy Audit Utility Program Synergy Companies will not sell your information to third parties. Information gathered is for the sole purpose of enrolling in requested services and maintaining contact to complete the services and notify of future service offerings. I agree that Synergy Companies may store my personal information including my email address for the purposes of sending me future information about energy efficiency and use it for direct advertising and contact initiation in connection with the products and services offered by Synergy Companies.