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
INTERLOCK PLUMBING
- License Number
- 1149890
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- 4045 ROCKFORD DR ANTIOCH, CA, 94509 Contra Costa County
- Phone
- (510) 932 0391
License Dates
Issued
02/03/2026
Expires
02/29/2028
Expires in 23 months
CSLB Last Updated
02/04/2026
License Classifications
Personnel & Officers
LORENCILLO ANTHONY DAVID
Responsible Managing Officer/Chief Executive Officer/President
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #101031911
Effective: 01/23/2026
Workers' Compensation
Carrier: NATIONAL SPECIALTY INSURANCE COMPANY
Policy #NXT43HKKYY00WC
Effective: 01/11/2026
Expires: 01/11/2027
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.
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 C36 in ANTIOCH
SALGADO GREGORIO
GREGORIO SALGADO
License #1047287 · CA
ALMIGHTY PLUMBING
License #1055136 · CA
HANDLIN 'IT PLUMBING
License #1055937 · CA
ISRAA PLUMBING
License #1083938 · CA
FAVIAN POOL PLUMBING LP
License #1086382 · CA