Hathaway Dinwiddie Construction Company
Report verdict
Licensed & active (expires 2026-11-30) · No board discipline flag found in covered sources · 3743 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 | 3743 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: 2026-10-09.
What we checked
| License | Checked | CA Corporation #729664 · active |
| Bond | Checked | $25,000 with TRAVELERS CASUALTY AND SURETY COMPANY OF AMERICA · as of 2026-10-14 |
| Workers' comp | Checked | Workers' Compensation Insurance (AMERICAN GUARANTEE AND LIABILITY INSURANCE COMPANY) · as of 2026-10-14 |
| Years licensed | Checked | Licensed since 1996 |
| Business registration | Not available in CA | State business registry not loaded yet |
| Permits | Checked | 3743 permits on record |
| Discipline | Checked | none on record |
| OSHA | Checked | 8 OSHA inspection record(s) from the last 5 years matched by business name and street address, or name and ZIP code or city (U.S. DOL) |
| 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 1996 (earliest original issue date on these state license records; not a business start date)
| License # | Type | Status | Issued | Expires | Source |
|---|---|---|---|---|---|
| CA 729664 | Corporation (A| B) Workers' comp: Workers' Compensation Insurance (AMERICAN GUARANTEE AND LIABILITY INSURANCE COMPANY); Contractor bond: $25000 (TRAVELERS CASUALTY AND SURETY COMPANY OF AMERICA) | clear | 1996-11-15 | 2026-11-30 | State board |
Bond & workers' comp
| Contractor bond | $25,000 · TRAVELERS CASUALTY AND SURETY COMPANY OF AMERICA · effective 2023-01-01 |
|---|---|
| Workers' comp | Workers' Compensation Insurance · AMERICAN GUARANTEE AND LIABILITY INSURANCE COMPANY · effective 2026-10-01 · expires 2027-10-01 |
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 |
|---|---|---|---|---|
| 2026-10-09 | 202609037627 | otc alterations permit | 1 Market St | $512,352 |
| 2026-09-29 | 202609188312 | otc alterations permit | 301 Howard St | $1,500 |
| 2026-09-24 | 202609027622 | otc alterations permit | 1800 Owens St | $1 |
| 2026-09-22 | 202609188353 | otc alterations permit | 185 Berry St | $1 |
| 2026-09-11 | 202609117956 | otc alterations permit | 2801 Geary Bl | $15,000 |
| 2026-08-19 | 202608046053 | otc alterations permit | 101 California St | $3,000 |
| 2026-08-18 | 202608106316 | otc alterations permit | 505 Howard St | $1 |
| 2026-08-12 | 202608066150 | otc alterations permit | 301 Howard St | $256,025 |
| 2026-07-31 | 202607225392 | otc alterations permit | 415 Mission St | $1 |
| 2026-07-31 | 202607165143 | otc alterations permit | 415 Mission St | $1 |
| 2026-07-31 | 202607165148 | otc alterations permit | 415 Mission St | $1 |
| 2026-07-29 | 202607285676 | otc alterations permit | 505 Howard St | $2,000 |
| 2026-07-16 | 202606223632 | otc alterations permit | 185 Berry St | $1 |
| 2026-07-13 | 202607104843 | otc alterations permit | 101 California St | $5,000 |
| 2026-07-07 | 202606264015 | otc alterations permit | 1 California St | $750,000 |
| 2026-06-25 | 202602276647 | additions alterations or repairs | 185 Berry St | $2,350,400 |
| 2026-06-12 | 202606092838 | otc alterations permit | 185 Berry St | $90,000 |
| 2026-06-12 | 202606092839 | otc alterations permit | 505 Howard St | $1 |
| 2026-06-05 | 202605010540 | otc alterations permit | 101 California St | $399,334 |
| 2026-06-05 | 202605221781 | otc alterations permit | 101 California St | $15,000 |
| 2026-06-05 | 202605010517 | otc alterations permit | 101 California St | $399,334 |
| 2026-06-03 | 202606032410 | otc alterations permit | 491 Post St | $1 |
| 2026-05-22 | 202604239945 | otc alterations permit | 505 Howard St | $1 |
| 2026-05-19 | 202604239943 | otc alterations permit | 201 Spear St | $20,000 |
| 2026-05-15 | 202604079019 | otc alterations permit | 101 California St | $143,772 |
| 2026-05-06 | 202604229900 | otc alterations permit | 1 California St | $1,500,000 |
| 2026-05-05 | 202604239939 | otc alterations permit | 185 Berry St | $25,000 |
| 2026-05-05 | 202604239959 | otc alterations permit | 185 Berry St | $25,000 |
| 2026-04-29 | 202604179645 | otc alterations permit | 1800 Owens St | $1 |
| 2026-04-27 | 202603248163 | otc alterations permit | 201 Spear St | $200,000 |
| 2026-04-16 | 202604079037 | otc alterations permit | 101 California St | $68,000 |
| 2026-04-10 | 202602266569 | otc alterations permit | 185 Berry St | $15,855,932 |
| 2026-04-06 | 202602276723 | otc alterations permit | 185 Berry St | $8,000,000 |
| 2026-03-31 | 202603318610 | otc alterations permit | 1 California St | $40,000 |
| 2026-03-30 | 202603278438 | otc alterations permit | 185 Berry St | $125,000 |
| 2026-03-23 | 202512081164 | otc alterations permit | 185 Berry St | $250,000 |
| 2026-03-23 | 202602095509 | otc alterations permit | 185 Berry St | $13,383,368 |
| 2026-03-16 | 202602276646 | otc alterations permit | 1800 Owens St | $1 |
| 2026-03-12 | 202510207678 | additions alterations or repairs | 505 Howard St | $3,083,100 |
| 2026-03-12 | 202509165412 | additions alterations or repairs | 185 Berry St | $250,000 |
| 2026-03-11 | 202510248150 | additions alterations or repairs | 505 Howard St | $4,123,250 |
| 2026-03-11 | 202510288253 | additions alterations or repairs | 505 Howard St | $4,163,600 |
| 2026-03-09 | 202511260514 | otc alterations permit | 101 California St | $8,800,000 |
| 2026-03-09 | 202512010611 | otc alterations permit | 101 California St | $6,600,000 |
| 2026-03-09 | 202512030863 | otc alterations permit | 101 California St | $6,500,000 |
| 2026-03-09 | 202512081180 | otc alterations permit | 101 California St | $1,000,000 |
| 2026-03-09 | 202512030869 | otc alterations permit | 101 California St | $9,700,000 |
| 2026-03-06 | 202603036821 | otc alterations permit | 201 Spear St | $750,000 |
| 2026-03-04 | 202602135969 | otc alterations permit | 535 Washington St | $1 |
| 2026-02-26 | 202602135952 | otc alterations permit | 185 Berry St | $1,400,000 |
| 2026-02-19 | 202602125816 | otc alterations permit | 185 Berry St | $1,100,000 |
| 2026-02-06 | 202511139547 | otc alterations permit | 185 Berry St | $15,000 |
| 2026-01-29 | 202601204090 | otc alterations permit | 185 Berry St | $830,000 |
| 2026-01-14 | 202509054634 | additions alterations or repairs | 1800 Owens St | $1 |
| 2026-01-14 | 202601143839 | otc alterations permit | 1140 07th St | $1 |
| 2025-12-18 | 202511210171 | otc alterations permit | 201 Spear St | $1 |
| 2025-12-04 | 202512020736 | otc alterations permit | 350 Mission St | $1 |
| 2025-11-17 | 202511109277 | otc alterations permit | 505 Howard St | $275,000 |
| 2025-11-12 | 202504305490 | otc alterations permit | 615 Battery St | $1 |
| 2025-10-31 | 202509054642 | otc alterations permit | 201 Spear St | $800,000 |
| 2025-10-20 | 202509246061 | otc alterations permit | 600 Montgomery St | $25,000 |
| 2025-10-20 | 202510076847 | otc alterations permit | 301 Howard St | $101,415 |
| 2025-10-08 | 202509105024 | otc alterations permit | 185 Berry St | $15,000 |
| 2025-09-30 | 202509195677 | otc alterations permit | 301 Howard St | $1 |
| 2025-09-24 | 202509105026 | otc alterations permit | 185 Berry St | $15,000 |
| 2025-09-24 | 202509125222 | otc alterations permit | 415 Mission St | $1 |
| 2025-09-24 | 202508203517 | otc alterations permit | 600 Montgomery St | $2,520,000 |
| 2025-09-23 | 202509125218 | otc alterations permit | 600 Montgomery St | $1 |
| 2025-09-18 | 202509165351 | otc alterations permit | 300 Clay St | $1 |
| 2025-09-09 | 202407166537 | additions alterations or repairs | 1140 07th St | $1 |
| 2025-09-09 | 202506309783 | otc alterations permit | 350 Mission St | $297,800 |
| 2025-09-08 | 202505287418 | otc alterations permit | 415 Mission St | $25,000 |
| 2025-09-08 | 202508203523 | otc alterations permit | 600 Montgomery St | $2,190,000 |
| 2025-09-08 | 202505287420 | otc alterations permit | 415 Mission St | $25,000 |
| 2025-09-05 | 202508273987 | otc alterations permit | 300 Clay St | $1 |
| 2025-08-29 | 202502100016 | additions alterations or repairs | 1800 Owens St | $1 |
| 2025-08-22 | 202508062394 | otc alterations permit | 301 Howard St | $378,295 |
| 2025-08-15 | 202503263103 | additions alterations or repairs | 185 Berry St | $15,000,000 |
| 2025-08-14 | 202406104091 | otc alterations permit | 1140 07th St | $14,466 |
| 2025-08-13 | 202508132898 | otc alterations permit | 425 Market St | $5,000 |
| 2025-08-12 | 202507080363 | otc alterations permit | 535 Washington St | $1 |
| 2025-08-05 | 202507231432 | otc alterations permit | 185 Berry St | $131,148 |
| 2025-08-05 | 202507221320 | otc alterations permit | 185 Berry St | $25,000 |
| 2025-07-30 | 202507221346 | otc alterations permit | 185 Berry St | $90,000 |
| 2025-07-25 | 202507030103 | otc alterations permit | 301 Howard St | $887,826 |
| 2025-07-23 | 202504114245 | otc alterations permit | 600 Montgomery St | $2,350,000 |
| 2025-07-01 | 202506279624 | otc alterations permit | 185 Berry St | $92,432 |
| 2025-06-30 | 202506178888 | otc alterations permit | 600 Montgomery St | $250,000 |
| 2025-06-26 | 202506259469 | otc alterations permit | 185 Berry St | $17,532 |
| 2025-06-11 | 202505096173 | otc alterations permit | 415 Mission St | $60,000 |
| 2025-06-09 | 202506047929 | otc alterations permit | 185 Berry St | $36,750 |
| 2025-05-16 | 202504245156 | otc alterations permit | 120 Kearny St | $1 |
| 2025-05-09 | 202505025724 | otc alterations permit | 415 Mission St | $20,000 |
| 2025-05-06 | 202502261091 | otc alterations permit | 300 Clay St | $492,824 |
| 2025-05-06 | 202505055833 | otc alterations permit | 615 Battery St | $384,260 |
| 2025-04-29 | 202504174648 | otc alterations permit | 415 Mission St | $243,000 |
| 2025-04-17 | 202409181066 | otc alterations permit | 600 Montgomery St | $1 |
| 2025-04-14 | 202504023585 | otc alterations permit | 600 Montgomery St | $1 |
| 2025-03-28 | 202503263060 | otc alterations permit | 2 Embarcadero Center | $400,000 |
| 2025-03-26 | 202502120191 | otc alterations permit | 600 Montgomery St | $906,459 |
Showing the 100 most recent of 3743 permits on file. 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.
OSHA & wage-and-hour records
U.S. Department of Labor inspection and case records matched to this business by name and street address. Records from the last 5 years (since 2021-10-30) are shown. An inspection is not by itself a finding of wrongdoing, and these records do not affect the HomeProFax Score.
OSHA inspections (8)
| Opened | Closed | Job-site city | Result | Current penalty | Record |
|---|---|---|---|---|---|
| 2025-12-02 | open | Culver City | Open case: citations not final | — | OSHA inspection 1862059.015 |
| 2024-02-22 | 2024-08-07 | Redwood City | Inspected, no violations cited | — | OSHA inspection 1730017.015 |
| 2023-09-08 | 2024-05-20 | Emeryville | Citations issued: 1 other (contested) | $1,125 | OSHA inspection 1696556.015 |
| 2023-07-21 | 2024-03-05 | Emeryville | Citations issued: 1 other (contested) | $0 initial $750 | OSHA inspection 1685370.015 |
| 2023-07-06 | 2023-08-07 | Tracy | Inspected, no violations cited | — | OSHA inspection 1681488.015 |
| 2022-11-09 | 2023-04-10 | Emeryville | Inspected, no violations cited | — | OSHA inspection 1633387.015 |
| 2022-11-03 | 2023-03-03 | Emeryville | Inspected, no violations cited | — | OSHA inspection 1632307.015 |
| 2021-11-12 | 2022-03-17 | Brisbane | Inspected, no violations cited | — | OSHA inspection 1563408.015 |
Current penalty is the amount after any settlement or adjustment. Open cases show no amounts because citations are not final.
Some inspections were done by the state's own OSHA program and are reported in the federal OSHA database.
12 older record(s) matched by name and address are not shown.
Source: U.S. Department of Labor: OSHA inspection and Wage and Hour Division enforcement data (dataportal.dol.gov), as of 2026-10-26. HomeProFax is not affiliated with or endorsed by the U.S. Department of Labor. Verify details on the official record.
Around the web
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Hathaway Dinwiddie Construction Company · General Engineering Contractor
San Francisco, CA
License on file: CA ••••9664
Sources for this report
- CA license board
- City of Los Angeles Open Data (LADBS Building Permits)
- DataSF (Building Permits + Building Permits Contacts)
- U.S. Department of Labor OSHA and Wage and Hour enforcement data (dataportal.dol.gov), as of 2026-10-26
See something wrong? Request a correction. This report is compiled from public records and is not a consumer report.
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