From Consumer Wiki
Questions and issues related to home insulation may be directed to the following entities listed below:
For information about energy efficiency and insulation programs consumers should contact their own local utility (energy) company. Other resources are:
California Energy Commission
State of California - Flex Your Power website
For information about contractors who install insulation:
Department of Consumer Affairs - Contractors State License Board (CSLB)
CSLB licenses and regulates contractors in the building trades profession. Consumers may inquire about the status of a contractor's license; investigates complaints against contractors.