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
Hiring this contractor?
Get alerts if their license status changes.
You're monitoring this license!
We'll email you if the license status, bond, or complaint history changes.
Something went wrong
Is this your business?
Claim your profile to manage your listing.
Claim request submitted!
We'll be in touch at the email you provided to verify your identity.
Something went wrong
CONCRETUM OPERIS INC
- License Number
- 1062721
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 187 HENRY CLARK LN RICHMOND, CA, 94801 Contra Costa County
- Phone
- (415) 729 6060
License Dates
Issued
01/27/2020
Expires
01/31/2028
Expires in 22 months
CSLB Last Updated
01/22/2026
License Classifications
Personnel & Officers
GONZALEZ ODILON NEMESIO
Responsible Managing Officer
GONZALEZ ROBERTO
Chief Executive Officer/President
BARAJAS BRANDON
Officer
GERSTENKORN JOHN
Responsible Managing Officer
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #100550744
Effective: 01/01/2023
Workers' Compensation
Carrier: STATE COMPENSATION INSURANCE FUND
Policy #9346147
Effective: 09/15/2023
Expires: 09/15/2026
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)
otc alterations permit
32 Clairview Ct, 94131
revision to pa #202601304984 to add window in new bathroom area. rearranging framing living spaces, removing non-structural partition walls.
$5,000
2026-03-12
otc alterations permit
32 Clairview Ct, 94131
convert 2nd fl closet into bathroom w shower, toilet, lavatory. new bathroom plumbing to tie into existing 1st fl bath sanitary and vent stack. reconfiguring existing 2nd fl closets and interior parti
$30,579
2026-02-13
otc alterations permit
2480 Fulton St, 94118
unit 2 - adjust existing entrance door opening approximately 3-4' within the same wall o improve access and layout. work including minor framing adjustment, patching of interior wall and reinstallatio
$7,500
2026-01-29
otc alterations permit
778 39th Av, 94121
revision to pa #202504083945. (n) footings to be poured with shotcrete
$1
2025-10-16
otc alterations permit
2525 Lyon St, 94123
repair the (e) retaining wall (rw) located along the front of the parcel with (3) new "buried" reinforced concrete drilled piers anchored to the uphill side of the (e) brick capped concrete rw. instal
$8,000
2025-04-30
otc alterations permit
600 Wisconsin St, 94107
shoring engineering permit to approved building permit 202111192835.
$5,000
2022-09-26
additions alterations or repairs
460 Belvedere St, 94117
new rear addition/infill at 2nd & 3rd flr of (e) wood-framed single family bldg. interior remodel throughout to include (n) partitions, cabinetry, fixtures & finishes.
$350,000
2020-02-04
Verify this record on the official state licensing board
View on Contractors State License Board (CSLB) →Learn how to verify contractor licenses in California
California licensing guide →Data sourced from official state licensing board records. Always confirm critical information directly with the state board.
Verify Another Contractor
Homeowner Resources
Other Licensed B| C-8 in RICHMOND
VALDIVIA CONCRETE INC
License #961537 · CA
ALS BUILDERS PRO INC
License #1077961 · CA
SOLAR HOLMES CONSTRUCTION AND CONCRETE SERVICES
License #834481 · CA
SD WHITE CONSTRUCTION INC
License #1139588 · CA