L M Hamm INC
L M Hamm INC holds California contractor licence 171598 (General Building, HVAC (Heating, Ventilating and Air-Conditioning), Plumbing) in San Gabriel, Los Angeles County. Status: Suspended · expires Oct 31, 2027.
What this means
- The licence is suspended because the workers' compensation policy lapsed with no replacement or exemption on file. A suspended licence cannot be used to contract for work until CSLB lifts the suspension.
- Contractor's bond: $25,000 with Atlantic Specialty 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.
- Workers' comp: CSLB has no current workers' comp policy or exemption on file for this licence.
- Our records show 3 changes to this licence since we started tracking the CSLB file; see the change history below.
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 | 171598 |
|---|---|
| Business name (as CSLB lists it) | HAMM L M INC |
| Business type | Corporation |
| Status | Suspended (CSLB: Work Comp Susp) |
| Issued | Nov 13, 1957 |
| Expires | Oct 31, 2027 |
| City / county / ZIP | San Gabriel / Los Angeles / 91776 |
| Business phone | (626) 221 8984 |
| Contractor's bond surety | Atlantic Specialty Insurance Company |
| Bond amount | $25,000 |
| Bond number | 800275016 |
| Bond effective | Sep 1, 2026 |
| Workers' comp | License does not have current W/C |
| Workers' comp insurer | State Compensation Insurance Fund |
| Workers' comp effective | Aug 5, 2025 |
| Workers' comp expires | Aug 5, 2027 |
| Workers' comp cancellation | Sep 4, 2026 |
| CSLB record last updated | Oct 23, 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 Gabriel
- C-20 HVAC (Heating, Ventilating and Air-Conditioning): heating, ventilation and air-conditioning (HVAC) systems · other hvac (heating, ventilating and air-conditioning) contractors in San Gabriel
- C-36 Plumbing: water, gas and drain lines, fixtures and water heaters · other plumbing contractors in San Gabriel
Change history
- Workers' comp policy ended with no renewal on file (was State Compensation Insurance Fund) CSLB's 90-day window to reinstate retroactively runs to about Nov 3, 2027.
- Licence suspended: the workers' compensation policy lapsed with no replacement or exemption on file CSLB's 90-day window to reinstate retroactively runs to about Dec 3, 2026.
- Workers' comp policy cancelled (State Compensation Insurance Fund) CSLB's 90-day window to reinstate retroactively runs to about Dec 3, 2026.
- Current contractor's bond took effect (Atlantic Specialty Insurance Company)
- Current workers' comp record took effect
- 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 171598 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.