Marina Mechanical Services
Report verdict
Licensed & active (expires 2027-12-31) · No board discipline flag found in covered sources · 38 permits on file
88/100 HomeProFax Score — public-record factors only, not a rating of workmanship. How the score works Full report
The state board is the authority. A flag is a prompt to read the board record, not a verdict. Verify license status with the issuing board before you hire. See methodology and disclaimer & corrections.
What this report checks
Score breakdown
| Factor | Points | Why |
|---|---|---|
| License status | 35/35 | Active license on file with a state board |
| Discipline & legal flags | 20/20 | No disciplinary flag on board record |
| Permit history | 20/20 | 38 permits on file |
| Reviews (BBB + HomeProFax) | 13/25 | No BBB rating on file and no approved HomeProFax reviews yet (neutral). External ratings are linked below, not stored |
A simple, transparent sum of public-record factors. How the score works. Not a rating of workmanship.
Source data as of: Report rebuilt from source files on 2026-10-19 · CSLB bond/workers' comp as of 2026-10-14 · most recent permit on file: 2025-10-08.
What we checked
| License | Checked | CA Corporation #416198 · active |
| Bond | Checked | $25,000 with THE GUARANTEE COMPANY OF NORTH AMERICA USA · as of 2026-10-14 |
| Workers' comp | Checked | Workers' Compensation Insurance (ZURICH AMERICAN INSURANCE COMPANY) · as of 2026-10-14 |
| Years licensed | Checked | Licensed since 1981 |
| Business registration | Not available in CA | State business registry not loaded yet |
| Permits | Checked | 38 permits on record |
| Discipline | Checked | none on record |
| OSHA | Not checked yet | OSHA records not checked yet |
| Reviews & outside links | Not checked yet | No review lookup run yet |
| Contractor-provided | Not checked yet | Nothing provided by the contractor yet |
Public records as of their source dates. Board status is shown as reported by the board. Not a guarantee. Ask the contractor for their verified HomeProFax report.
Licenses
Licensed since 1981 (earliest original issue date on these state license records; not a business start date)
| License # | Type | Status | Issued | Expires | Source |
|---|---|---|---|---|---|
| CA 416198 | Corporation (C-2| C-4| C10| C20| C36| C38| C43) Workers' comp: Workers' Compensation Insurance (ZURICH AMERICAN INSURANCE COMPANY); Contractor bond: $25000 (THE GUARANTEE COMPANY OF NORTH AMERICA USA) | clear | 1981-12-31 | 2027-12-31 | State board |
Bond & workers' comp
| Contractor bond | $25,000 · THE GUARANTEE COMPANY OF NORTH AMERICA USA · effective 2023-01-01 |
|---|---|
| Workers' comp | Workers' Compensation Insurance · ZURICH AMERICAN INSURANCE COMPANY · effective 2025-11-01 · expires 2026-11-01 |
Source: CSLB Public Data Portal (License Master), as of 2026-10-14. Verify current bond and insurance with CSLB and the insurer before you hire.
Building permits
| Date | Permit | Type | Address | Value |
|---|---|---|---|---|
| 2025-10-08 | 202510087007 | otc alterations permit | 85 02nd St | $15,000 |
| 2023-09-20 | 202309146615 | otc alterations permit | 474 Valencia St | $1 |
| 2023-08-08 | 202306029136 | otc alterations permit | 163 London St | $75,000 |
| 2022-06-16 | 202201115768 | otc alterations permit | 310 Townsend St | $40,000 |
| 2021-12-30 | 202012080511 | otc alterations permit | 2121 Webster St | $320,074 |
| 2019-02-14 | 201902052087 | otc alterations permit | 835 Market St | $55,000 |
| 2018-05-07 | 201805048281 | otc alterations permit | 617 Mission St | $210,000 |
| 2018-03-01 | 201802262254 | otc alterations permit | 85 02nd St | $3,000 |
| 2016-09-02 | 201609026665 | otc alterations permit | 85 02nd St | $40,000 |
| 2016-08-18 | 201608023985 | otc alterations permit | 85 02nd St | $650,000 |
| 2016-05-26 | 201605187760 | otc alterations permit | 85 02nd St | $50,000 |
| 2015-01-22 | 201501075150 | otc alterations permit | 80 Grant Av | $130,000 |
| 2014-10-07 | 201410068213 | otc alterations permit | 400 Sutter St | $100,000 |
| 2014-09-11 | 201409035346 | otc alterations permit | 620 Folsom St | $37,800 |
| 2014-04-29 | 201403060099 | otc alterations permit | 814 Mission St | $115,000 |
| 2014-03-06 | 201403060026 | otc alterations permit | 130 Sutter St | $1 |
| 2014-01-27 | 201401236910 | otc alterations permit | 2540 Mission St | $27,000 |
| 2013-09-12 | 201309066204 | otc alterations permit | 303 02nd St | $45,000 |
| 2013-09-10 | 201309106440 | otc alterations permit | 111 Maiden Ln | $70,000 |
| 2013-02-11 | 201302079703 | otc alterations permit | 1649 Polk St | $16,100 |
| 2012-06-15 | 201206132541 | otc alterations permit | 90 Grant Av | $120,000 |
| 2011-12-30 | 201112301515 | otc alterations permit | 165 04th St | $20,000 |
| 2011-05-18 | 201105186293 | otc alterations permit | 153 Kearny St | $77,000 |
| 2011-03-30 | 201103303062 | otc alterations permit | 153 Kearny St | $54,000 |
| 2010-10-21 | 201010213518 | otc alterations permit | 755 Sansome St | $43,000 |
| 2010-02-05 | 200908064236 | additions alterations or repairs | 901 Alabama St | $168,000 |
| 2009-06-02 | 200904065603 | additions alterations or repairs | 440 Davis St | $340,190 |
| 2009-06-02 | 200904065601 | additions alterations or repairs | 550 Battery St | $339,480 |
| 2008-09-17 | 200809171845 | otc alterations permit | 27 Maiden Ln | $45,000 |
| 2007-05-23 | 200705232020 | otc alterations permit | 85 02nd St | $7,800 |
| 2007-03-06 | 200703065515 | otc alterations permit | 130 Geary St | $10,000 |
| 2005-10-27 | 200510276718 | otc alterations permit | 153 Columbus Av | $25,000 |
| 2004-06-17 | 200406176732 | otc alterations permit | 1 Christmas Tree Point Rd | $23,000 |
| 2003-10-03 | 200310036494 | otc alterations permit | 815 Eddy St | $55,000 |
| 2003-08-26 | 200308263089 | otc alterations permit | 1 Market St | $7,000 |
| 2002-07-10 | 200207101033 | otc alterations permit | 85 02nd St | $3,000 |
| 2001-04-18 | 200104187123 | otc alterations permit | 99 Fremont St | $17,400 |
| 1999-03-23 | 9905456 | otc alterations permit | 560 09th St | $10,000 |
Source: DataSF (Building Permits + Building Permits Contacts)
Source: DataSF, City and County of San Francisco (Building Permits; Building Permits Contacts).
Discipline, complaints & legal
No board discipline or complaints found in our current sources. Federal court search (CourtListener): no state-consistent possible match in our last sample run, or not yet run for this contractor.
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Marina Mechanical Services · Insulation and Acoustical Contractor
Livermore, CA
License on file: CA ••••6198
Sources for this report
- CA license board
- DataSF (Building Permits + Building Permits Contacts)
See something wrong? Request a correction. This report is compiled from public records and is not a consumer report.
Trades on this license record
HVAC Contractors Electricians Plumbers Sheet Metal Contractors
From the license types matched to this business. HVAC Contractors in Livermore · Electricians in Livermore · Plumbers in Livermore · Sheet Metal Contractors in Livermore