Lochner Construction
Lochner Construction holds California contractor licence 545328 (General Building) in San Mateo, San Mateo County. Status: Expired · expires Oct 31, 2026.
What this means
- The licence expired on Oct 31, 2026. An expired licence cannot be used to contract for work in California until it is renewed.
- Contractor's bond: $25,000 with Jet Insurance 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. The bond on file shows a cancellation date of Sep 11, 2026.
- Workers' comp: exempt. The contractor has told CSLB it has no employees. If a crew shows up on your job, ask for a current workers' comp certificate; a contractor with employees must carry workers' comp.
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 | 545328 |
|---|---|
| Business name (as CSLB lists it) | LOCHNER CONSTRUCTION |
| Business type | Sole Owner |
| Status | Expired (CSLB: Contr Bond Susp) |
| Issued | Oct 28, 1988 |
| Expires | Oct 31, 2026 |
| City / county / ZIP | San Mateo / San Mateo / 94401 |
| Contractor's bond surety | Jet Insurance Company |
| Bond amount | $25,000 |
| Bond number | JT009736 |
| Bond effective | Aug 10, 2024 |
| Bond cancellation date | Sep 11, 2026 |
| Workers' comp | Exempt |
| Workers' comp effective | Sep 18, 2024 |
| CSLB record last updated | Sep 11, 2026 |
Classifications
- B General Building: framing and building whole structures, and projects that involve two or more unrelated trades · other general building contractors in San Mateo
Change history
- Current contractor's bond took effect (Jet Insurance Company)
- Licence issued
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 545328 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.