License is active
Source: Contractors State License Board (CSLB)
Licensed
Current and in good standing
Bonded
$25,000 surety bond
Insured
Workers' comp coverage on file
Clean record
No complaints or disciplinary actions
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QUANTUM CONSTRUCTION & DESIGN
- License Number
- 1061867
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 3646 W SLAUSON AVE LOS ANGELES, CA, 90043 Los Angeles County
- Phone
- (562) 743 8849
License Dates
Issued
01/02/2020
Expires
01/31/2028
Expires in 22 months
CSLB Last Updated
02/04/2026
License Classifications
Personnel & Officers
GRIFFIN WILLIE RODRIGUEZ
Responsible Managing Officer/Chief Executive Officer/President
Contractor Bond
Amount: $25,000
Company: BUSINESS ALLIANCE INSURANCE COMPANY
Bond #G19033210462
Effective: 11/10/2025
Workers' Compensation
Carrier: BERKSHIRE HATHAWAY DIRECT INSURANCE COMPANY
Policy #N9WC933604
Effective: 02/02/2026
Expires: 02/02/2027
CSLB designation: Workers' Compensation Insurance
Complaints & Disciplinary History
This reflects CSLB's bulk license data. For detailed complaint history including pending investigations, check the official CSLB record.
Building Permits
Source: LA City Open Data (LADBS)
Bldg-Addition — 1 or 2 Family Dwelling
3464 -3464 W LARGA AVE, 90039
New irregular-shaped 378 square foot addition to rear of existing sing
$48,000
2023-05-10
Bldg-Addition — 1 or 2 Family Dwelling
4212 -4212 S HALLDALE AVE, 90062
ADDITION TO (E) GARAGE TO CREATE (N) ADU PER LAMC 12.22 A.33(c) AND (
$105,000
2023-05-10
Bldg-Alter/Repair — 1 or 2 Family Dwelling
2820 -2820 S POTOMAC AVE, 90016
EPLAN. SUPPLEMENTAL TO 22016-10000-32379 removing large scope of wo
$25,000
2023-03-16
Bldg-Addition — 1 or 2 Family Dwelling
5561 -5561 W SPOKANE ST, 90016
ADD 25'-0" X 15'-3" BEDROOM AND BATHROOM TO THE (E) SFD. WORK DONE PE
$45,000
2022-12-06
Bldg-Alter/Repair — Apartment
5625 -5625 CRESCENT PARK, 90094
(1) Bathroom remodel for residential buildings (no structural changes)
$10,000
2022-10-13
Bldg-Addition — 1 or 2 Family Dwelling
1920 -1920 S MORAY AVE, 90732
234 sf Additon to (E) Single family dwelling.
$40,000
2022-09-19
Bldg-Alter/Repair — Commercial
5818 -5818 W PICO BLVD, 90019
eplan ATTN: JOE VO. SUPPLEMENTAL TO 19016-10000-26578. Minor changes
$501
2022-05-19
Bldg-Alter/Repair — Apartment
5625 -5625 S CRESCENT PARK, 90094
NEW WALL AND NEW DOOR TO CREATE (N) CLOSET
$2,500
2022-04-28
Bldg-Alter/Repair — Commercial
5818 -5818 W PICO BLVD, 90019
CHANGE OF USE APPLICATION FROM RETAIL & STORAGE TO RETAIL, STORAGE, AN
$60,000
2022-01-10
Bldg-Alter/Repair — Apartment
5625 -5625 S CRESCENT PARK, 90094
1 bathroom remodel for residential buildings (no structural changes).
$10,000
2021-11-23
Showing 10 of 14 permits
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