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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DRILL SUB INC
- License Number
- 937432
- State
- California
- Status
- active
- Business Type
- Corporation
- Address
- P O BOX 79411 CORONA, CA, 92877 Riverside County
- Phone
- (951) 258 6800
License Dates
Issued
09/03/2009
Expires
09/30/2026
Expires in 6 months — verify renewal before long contracts
Reissued
09/27/2010
CSLB Last Updated
03/17/2026
License Classifications
Personnel & Officers
WILLERS-OPPERMAN LIZE
Chief Executive Officer/President
OPPERMAN SCHALK
Responsible Managing Officer
Contractor Bond
Amount: $25,000
Company: AMERICAN CONTRACTORS INDEMNITY COMPANY
Bond #100139928
Effective: 01/01/2023
Workers' Compensation
Carrier: CLEAR SPRING PROPERTY AND CASUALTY COMPANY
Policy #CSWC01851503
Effective: 12/01/2025
Expires: 12/01/2026
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.
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.
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