Best Licensed Electricians in Diamond Bar, CA
37 electrical contractors registered in Diamond Bar hold current CSLB licenses, verified against official records as of August 17, 2026. The 8 below are the top-ranked, ordered by workers' compensation cover and years licensed.
How we chose: We identified 37 companies registered in Diamond Bar. 37 passed license verification. The 8 below are the top-ranked of those. Our methodology
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- ✓ CSLB License #515653 - look up this number at CSLBInsured - STATE COMPENSATION INSURANCE FUNDBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1987
- Expires
- 2027-03-31
- Phone
- (909) 348-2542
- ✓ CSLB License #529763 - look up this number at CSLBInsured - WESCO INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1988
- Expires
- 2028-05-31
- Phone
- (626) 512-3029
- ✓ CSLB License #750602 - look up this number at CSLBInsured - SECURITY NATIONAL INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1998
- Expires
- 2027-03-31
- Phone
- (951) 757-9318
- ✓ CSLB License #762505 - look up this number at CSLBInsured - WCF NATIONAL INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1999
- Expires
- 2027-05-31
- Phone
- (714) 293-9827
- ✓ CSLB License #969881 - look up this number at CSLBInsured - GREAT AMERICAN INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2012
- Expires
- 2028-02-29
- Phone
- (909) 538-9188
- ✓ CSLB License #1006299 - look up this number at CSLBInsured - STATE COMPENSATION INSURANCE FUNDBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2015
- Expires
- 2027-08-31
- Phone
- (909) 573-6919
- ✓ CSLB License #1007648 - look up this number at CSLBInsured - HARTFORD FIRE INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2015
- Expires
- 2027-02-28
- Phone
- (213) 820-2930
- ✓ CSLB License #1039207 - look up this number at CSLBInsured - STATE COMPENSATION INSURANCE FUNDBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2018
- Expires
- 2028-05-31
- Phone
- (626) 277-5597
Compare the top 6 at a glance
| Company | License | Workers' comp | Licensed since |
|---|---|---|---|
| Place Construction & Development Inc. | #515653 | On file | 1987 |
| Edward Caruso Electric | #529763 | On file | 1988 |
| Tasco Pacific Fire Protection | #750602 | On file | 1998 |
| Zip Renovation & Air | #762505 | On file | 1999 |
| Aveo Inc. | #969881 | On file | 2012 |
| Dynamic Solar | #1006299 | On file | 2015 |