A-1 Contracting LLC
A-1 Contracting LLC holds California contractor licence 1154993 (General Engineering) in Castro Valley, Alameda County. Status: Active · expires May 31, 2028.
What this means
- The licence is active: CSLB lists its status as clear. That means no suspension is on file; it does not rate the quality of the work.
- This is a new licence, issued May 12, 2026 (179 days ago).
- Contractor's bond: $25,000 with Allegheny Casualty Company. The bond is there to pay consumers and workers harmed by licence-law violations; it is not liability insurance and it does not guarantee the work.
- Workers' comp: Workers' Compensation Insurance with Benchmark Insurance Company, policy through Apr 24, 2027.
Watch this licence: $9/month. We email you when CSLB's file shows a change to this licence's status, bond, workers' comp or expiry. Checked every Monday and Thursday. Cancel any time.
Watch this licenceLicence details
| Licence number | 1154993 |
|---|---|
| Business name (as CSLB lists it) | A-1 CONTRACTING LLC |
| Business type | Limited Liability |
| Status | Active |
| Issued | May 12, 2026 |
| Expires | May 31, 2028 |
| City / county / ZIP | Castro Valley / Alameda / 94552 |
| Business phone | (510) 928 0027 |
| Contractor's bond surety | Allegheny Casualty Company |
| Bond amount | $25,000 |
| Bond number | ACC006007342 |
| Bond effective | May 4, 2026 |
| Qualifying individual's bond | Allegheny Casualty Company $100,000 |
| Workers' comp | Workers' Compensation Insurance |
| Workers' comp insurer | Benchmark Insurance Company |
| Workers' comp effective | Apr 24, 2026 |
| Workers' comp expires | Apr 24, 2027 |
| CSLB record last updated | Jun 30, 2026 |
Classifications
- A General Engineering: roads, grading, sewers, pipelines, bridges and similar engineering projects
Change history
- Licence issued
- Current contractor's bond took effect (Allegheny Casualty Company)
- Current workers' comp record took effect
Changes come from comparing successive copies of CSLB's public licence master file (refreshed twice a week) since October 2026, plus the dates printed on the current record.
Need a bond or workers' comp quote?
If this is your licence and you need a contractor's bond, a replacement bond or workers' comp, request quotes from licensed providers. Free, no obligation.
Check the official record (free): CSLB licence 1154993 on cslb.ca.gov. Always confirm there before you hire or sign.
Rasengan Data is a private service, not CSLB. This page is built from the public CSLB licence master file as published; it may lag the live CSLB record by a few days. Not legal advice. Is this your licence and something looks wrong? CSLB's record is the source; email rasengan.win@gmail.com about this page.