TIMMERMAN ENGINEERING CONSTRUCTION
License #561795·Sole Owner·WALNUT CREEK, Contra Costa County
Summary
TIMMERMAN ENGINEERING CONSTRUCTION operating as a sole owner is licensed in California under CSLB number 561795. The license was first issued in 1989, putting the business at 37 years 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 WALNUT CREEK, in Contra Costa County, California.
Business Information
License Details & Classifications
- License Number
- 561795
- Issued
- Mar 24, 1989
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Sole Owner
Classifications
Financial & Insurance Coverage
Contractor Bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond Number
- 137226
- Effective
- Jan 1, 2023
- Status
- Active
Workers' Compensation
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Aug 9, 2025
- Expires
- —
License StatusActive
Contractor BondOn file
Workers' CompensationActive
Activity Timeline
- License issuedMar 24, 1989
- Bond activeJan 1, 2023
- WC coverage startsAug 9, 2025
- License expiresSep 30, 2027