CALCTP values your health and safety. Please click here to read an advisory from the CEC related to COVID-19 and certified AT-Technicians.

Why Use a CALCTP Certified Installer Contractor?

A CALCTP certified installer contractor:

  • Is a state licensed C-10 electrical contractor.
  • Employs superintendents and supervisors who have successfully completed either the CALCTP Technical Installation Course, Systems Course or AT-Technician Certification program.
  • Has CALCTP-certified general electricians on staff who have successfully completed the CALCTP Technical Installer Course or the Acceptance Test Technician program.
  • Is proficient in advanced lighting controls.

Learn more about the detailed criteria for electrical contractors who wish to become CALCTP certified.


Title Phone City State Zipcode
Golden Gate Electrical Service (209) 748-2795 Galt CA 95632
Gonzalez Electric Co. (562) 310-1885 Pasadena CA 91106
Grand Electric (415) 509-1134 San Francisco CA
Gregersen Electric (510) 268-9430 Oakland CA
Gregg Electric (909) 983-1794 Ontario CA
H. A. Bowen Electric, Inc. (510) 483-0500 San Leandro CA
Hackney Electric (949) 264-4000 Rancho Santa Margarita CA
Hamilton and Dillon (209) 543-5776 Modesto CA
Hangtown Electric, Inc. (916) 859-0500 Rancho Cordova CA 95742
Harris L Wood Electric (562) 945-8751 San Gabriel CA 91775
Helfers Electric (619) 456-9500 El Cajon CA
Higher Energy Electric (858) 344-5177 San Diego CA
HMS Construction (760) 727-9808 Vista CA 92081
HMT Electric (858) 458-9771 Escondido CA
HMT Electric Inc (858) 458-9771 Escondido CA 92029
HMT Electric Solar, Inc (858) 458-9771 Escondido CA 92029
Howe Electric (559) 255-8992 Fresno CA
Howell Electric (408) 980-8800 Santa Clara CA 95054
ICG (661) 304-4151 Bakersfield CA
Ickler Electric (858) 486-1585 Poway CA