R S One Plumbing
Report verdict
Licensed & active (expires 2027-03-31) · No board discipline flag found in covered sources · 65 permits on file (Los Angeles)
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 | 65 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: 2021-11-15.
What we checked
| License | Checked | CA Sole Owner #668384 · active |
| Bond | Checked | $25,000 with NORTH RIVER INSURANCE COMPANY (THE) · as of 2026-10-14 |
| Workers' comp | Checked | Exempt · as of 2026-10-14 |
| Years licensed | Checked | Licensed since 1993 |
| Business registration | Not available in CA | State business registry not loaded yet |
| Permits | Checked | 65 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 1993 (earliest original issue date on these state license records; not a business start date)
| License # | Type | Status | Issued | Expires | Source |
|---|---|---|---|---|---|
| CA 668384 | Sole Owner (A| B| C36| C42) Workers' comp: Exempt; Contractor bond: $25000 (NORTH RIVER INSURANCE COMPANY (THE)) | clear | 1993-03-31 | 2027-03-31 | State board |
Bond & workers' comp
| Contractor bond | $25,000 · NORTH RIVER INSURANCE COMPANY (THE) · effective 2023-01-01 |
|---|---|
| Workers' comp | Exempt (no employees reported to CSLB) · effective 2025-04-04 |
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 |
|---|---|---|---|---|
| 2021-11-15 | 21042-10000-77823 | Plumbing - 1 or 2 Family Dwelling | 11218 SHELDON ST | — |
| 2021-08-06 | 21042-10000-15685 | Plumbing - Apartment | 1934 FLORENCE AVE | — |
| 2021-07-07 | 21044-10000-06508 | HVAC - Apartment | 1934 FLORENCE AVE | — |
| 2021-06-16 | 21042-10000-10177 | Plumbing - Apartment | 1934 FLORENCE AVE | — |
| 2021-06-16 | 21042-10000-10180 | Plumbing - Apartment | 1934 FLORENCE AVE | — |
| 2021-06-16 | 21042-10000-11352 | Plumbing - Apartment | 1934 FLORENCE AVE | — |
| 2021-05-03 | 20020-30000-01895 | Nonbldg-New - 1 or 2 Family Dwelling | 10104 ANGELO VIEW DR | $40,000 |
| 2021-05-03 | 20030-30000-04940 | Grading - 1 or 2 Family Dwelling | 10104 ANGELO VIEW DR | $70 |
| 2021-03-09 | 21042-10000-01055 | Plumbing - Apartment | 1934 FLORENCE AVE | — |
| 2021-03-05 | 18042-10001-03476 | Plumbing - Apartment | 618 VAN NESS AVE | — |
| 2021-02-02 | 21042-90000-01992 | Plumbing - 1 or 2 Family Dwelling | 11170 TUJUNGA CANYON BLVD | — |
| 2020-12-30 | 20042-90000-24479 | Plumbing - 1 or 2 Family Dwelling | 210 HOOVER ST | — |
| 2020-12-15 | 20042-90000-23562 | Plumbing - 1 or 2 Family Dwelling | 17865 BULLOCK ST | — |
| 2020-10-23 | 20042-90000-19813 | Plumbing - 1 or 2 Family Dwelling | 4011 PORTOLA AVE | — |
| 2020-10-02 | 20042-90000-18295 | Plumbing - 1 or 2 Family Dwelling | 4052 JENNINGS DR | — |
| 2020-10-02 | 20042-90000-18294 | Plumbing - 1 or 2 Family Dwelling | 4050 JENNINGS DR | — |
| 2020-10-02 | 20042-90000-18296 | Plumbing - 1 or 2 Family Dwelling | 4054 JENNINGS DR | — |
| 2020-09-22 | 20042-90000-17591 | Plumbing - 1 or 2 Family Dwelling | 8744 APPERSON ST | — |
| 2020-08-28 | 20042-90000-15998 | Plumbing - 1 or 2 Family Dwelling | 10104 ANGELO VIEW DR | — |
| 2020-07-22 | 20042-90000-13599 | Plumbing - Commercial | 22017 VANOWEN ST | — |
| 2020-06-29 | 20042-90000-12071 | Plumbing - Commercial | 22001 VANOWEN ST | — |
| 2019-10-24 | 19042-20000-26320 | Plumbing - 1 or 2 Family Dwelling | 3843 RANDOLPH AVE | — |
| 2019-10-24 | 19030-20000-06878 | Grading - 1 or 2 Family Dwelling | 3843 RANDOLPH AVE | $51 |
| 2019-09-20 | 19042-20001-22827 | Plumbing - 1 or 2 Family Dwelling | 6846 ST ESTABAN ST | — |
| 2019-09-17 | 19030-20000-05991 | Grading - 1 or 2 Family Dwelling | 6846 ST ESTABAN ST | $51 |
| 2019-09-16 | 19042-20000-22827 | Plumbing - 1 or 2 Family Dwelling | 6846 ST ESTABAN ST | — |
| 2019-02-15 | 19042-10000-03632 | Plumbing - 1 or 2 Family Dwelling | 3865 GLENFELIZ BLVD | — |
| 2018-11-30 | 18016-10000-38568 | Bldg-Alter/Repair - Apartment | 1769 SYCAMORE AVE | $1,000 |
| 2018-06-26 | 18042-10000-15357 | Plumbing - Commercial | 2325 GLENDALE BLVD | $200,074 |
| 2018-06-18 | 18042-20000-03476 | Plumbing - Apartment | 618 VAN NESS AVE | — |
| 2018-06-18 | 18042-20000-03474 | Plumbing - Apartment | 610 VAN NESS AVE | — |
| 2018-05-11 | 18019-30000-01521 | Bldg-Demolition - Apartment | 11813 DOROTHY ST | $25,000 |
| 2018-05-11 | 18042-30000-11613 | Plumbing - Apartment | 11813 DOROTHY ST | — |
| 2018-05-08 | 18019-30000-00191 | Bldg-Demolition - 1 or 2 Family Dwelling | 1223 WELLESLEY AVE | $10,000 |
| 2018-05-08 | 18019-30000-00190 | Bldg-Demolition - 1 or 2 Family Dwelling | 1223 WELLESLEY AVE | $10,000 |
| 2018-05-02 | 18042-30000-10683 | Plumbing - Commercial | 1223 WELLESLEY AVE | — |
| 2017-12-22 | 17019-30000-04768 | Bldg-Demolition - Apartment | 11668 DARLINGTON AVE | $5,000 |
| 2017-12-22 | 17019-30000-04767 | Bldg-Demolition - 1 or 2 Family Dwelling | 11668 DARLINGTON AVE | $5,000 |
| 2017-12-22 | 17019-30000-04766 | Bldg-Demolition - Apartment | 11668 DARLINGTON AVE | $10,000 |
| 2017-12-21 | 17042-10000-31607 | Plumbing - 1 or 2 Family Dwelling | 11668 DARLINGTON AVE | — |
| 2017-12-05 | 17030-20000-08249 | Grading - 1 or 2 Family Dwelling | 10049 HAINES CANYON AVE | $51 |
| 2017-11-15 | 17042-20000-28505 | Plumbing - 1 or 2 Family Dwelling | 10345 HILLHAVEN AVE | — |
| 2017-11-15 | 17042-20000-28507 | Plumbing - 1 or 2 Family Dwelling | 10049 HAINES CANYON AVE | — |
| 2017-11-02 | 17042-30000-27221 | Plumbing - 1 or 2 Family Dwelling | 1314 GORDON ST | — |
| 2017-11-02 | 17019-30000-01313 | Bldg-Demolition - 1 or 2 Family Dwelling | 1314 GORDON ST | $8,000 |
| 2017-11-02 | 17019-30000-01355 | Bldg-Demolition - 1 or 2 Family Dwelling | 1312 GORDON ST | $2,700 |
| 2017-11-02 | 17042-30000-27217 | Plumbing - 1 or 2 Family Dwelling | 1310 GORDON ST | — |
| 2017-11-02 | 17019-30000-01314 | Bldg-Demolition - 1 or 2 Family Dwelling | 1314 GORDON ST | $1,800 |
| 2017-11-02 | 17019-30000-01317 | Bldg-Demolition - 1 or 2 Family Dwelling | 1310 GORDON ST | $1,500 |
| 2017-08-09 | 17042-10000-19496 | Plumbing - 1 or 2 Family Dwelling | 7051 LUBAO AVE | — |
| 2017-06-02 | 17042-10001-04919 | Plumbing - Apartment | 1553 ARMACOST AVE | — |
| 2017-06-01 | 16042-10000-26114 | Plumbing - Commercial | 5131 CARTWRIGHT AVE | — |
| 2017-02-27 | 17042-10000-04255 | Plumbing - 1 or 2 Family Dwelling | 10046 HAINES CANYON AVE | — |
| 2017-02-22 | 17030-10000-01096 | Grading - 1 or 2 Family Dwelling | 10046 HAINES CANYON AVE | $51 |
| 2016-12-22 | 16030-10000-09447 | Grading - 1 or 2 Family Dwelling | 10211 HAINES CANYON AVE | $50 |
| 2016-04-14 | 16030-20000-00342 | Grading - Apartment | 1769 SYCAMORE AVE | $172 |
| 2016-04-14 | 15020-20000-03308 | Nonbldg-New - Apartment | 1769 SYCAMORE AVE | $20,000 |
| 2016-02-19 | 16041-10000-06027 | Electrical - Commercial | 5824 VAN NUYS BLVD | — |
| 2016-01-07 | 16042-20000-00353 | Plumbing - Commercial | 5824 VAN NUYS BLVD | — |
| 2015-12-21 | 15042-20000-25309 | Plumbing - 1 or 2 Family Dwelling | 7613 WILLOW GLEN ROAD | — |
| 2015-08-12 | 15030-10000-05486 | Grading - 1 or 2 Family Dwelling | 1516 KINGS ROAD | $51 |
| 2015-03-04 | 15042-20000-04433 | Plumbing - 1 or 2 Family Dwelling | 1902 ALVARADO ST | — |
| 2014-07-17 | 14042-10000-11984 | Plumbing - 1 or 2 Family Dwelling | 1330 DOUGLAS ST | — |
| 2013-06-10 | 13030-20000-02827 | Grading - 1 or 2 Family Dwelling | 11047 CANTARA ST | $51 |
| 2013-05-29 | 13042-20000-10241 | Plumbing - 1 or 2 Family Dwelling | 11047 CANTARA ST | — |
Source: City of Los Angeles Open Data (LADBS Building Permits)
Permit data: City of Los Angeles Open Data (LADBS Building Permits), licensed under CC BY 4.0. HomeProFax matched permits to licensed contractors; data modified from the original. Not endorsed by the City of Los Angeles. Los Angeles permits shown run through May 2023.
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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R S One Plumbing · General Engineering Contractor
Burbank, CA
License on file: CA ••••8384
Sources for this report
- CA license board
- City of Los Angeles Open Data (LADBS Building Permits)
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