GRINDSTONE ENGINEERING
License #1148046·Sole Owner·JAMUL, San Diego County
Summary
GRINDSTONE ENGINEERING operating as a sole owner is licensed in California under CSLB number 1148046. The license was first issued in 2025, putting the business at 1 year on the active CSLB roster. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with AMERICAN CONTRACTORS INDEMNITY COMPANY and an exempt workers' compensation status (no employees on payroll). The business is based in JAMUL, in San Diego County, California.
Business Information
License Details & Classifications
- License Number
- 1148046
- Issued
- Dec 22, 2025
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
Classifications
Financial & Insurance Coverage
Contractor Bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond Number
- 101005839
- Effective
- Oct 22, 2025
- Status
- Active
Workers' Compensation
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Nov 11, 2025
- Expires
- —
License StatusActive
Contractor BondOn file
Workers' CompensationActive
Activity Timeline
- Bond activeOct 22, 2025
- WC coverage startsNov 11, 2025
- License issuedDec 22, 2025
- License expiresDec 31, 2027