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88of 100 · v2

Comfort Dynamics Inc

HVAC Contractor · San Leandro, CA
Active license
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License1 record · Active license
Permits18 on file
Discipline / legalNo board discipline flag
BBBNot yet available
Phone(510) 352-8501
Address823 Estabrook Street

Report verdict

Licensed & active (expires 2027-09-30) · No board discipline flag found in covered sources · 18 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

✓ License
Checked
1 board record(s) · Active license
✓ Discipline & legal
Checked
No board discipline flag found in covered sources.
✓ Permits
Checked
18 permit(s) on file from covered city sources.
◐ Reviews & complaints
Where available
BBB where researched and approved HomeProFax reviews only; external ratings are linked below, not stored or scored.

Score breakdown

FactorPointsWhy
License status35/35
Active license on file with a state board
Discipline & legal flags20/20
No disciplinary flag on board record
Permit history20/20
18 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: 2019-11-18.

What we checked

LicenseCheckedCA Corporation #768923 · active
BondChecked$25,000 with AMERICAN CONTRACTORS INDEMNITY COMPANY · as of 2026-10-14
Workers' compCheckedWorkers' Compensation Insurance (EMPLOYERS PREFERRED INSURANCE COMPANY) · as of 2026-10-14
Years licensedCheckedLicensed since 1999
Business registrationNot available in CAState business registry not loaded yet
PermitsChecked18 permits on record
DisciplineCheckednone on record
OSHANot checked yetOSHA records not checked yet
Reviews & outside linksNot checked yetNo review lookup run yet
Contractor-providedNot checked yetNothing 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 1999 (earliest original issue date on these state license records; not a business start date)

License #TypeStatusIssuedExpiresSource
CA 768923Corporation (C20| C36| C46)
Workers' comp: Workers' Compensation Insurance (EMPLOYERS PREFERRED INSURANCE COMPANY); Contractor bond: $25000 (AMERICAN CONTRACTORS INDEMNITY COMPANY)
clear1999-09-172027-09-30State board

Bond & workers' comp

Contractor bond$25,000 · AMERICAN CONTRACTORS INDEMNITY COMPANY · effective 2023-01-01
Workers' compWorkers' Compensation Insurance · EMPLOYERS PREFERRED INSURANCE COMPANY · effective 2026-02-19 · expires 2027-02-19

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

DatePermitTypeAddressValue
2019-11-18201911187494otc alterations permit595 Market St$1
2019-06-05201906052607otc alterations permit201 Mission St$12,765
2018-10-19201810193694otc alterations permit595 Market St$35,000
2015-04-24201504083135otc alterations permit140 Chestnut St$26,000
2014-11-18201410280104otc alterations permit1155 Battery St$55,000
2014-05-13201405125521otc alterations permit275 Battery St$8,000
2014-02-14201402078057otc alterations permit600 California St$225,000
2013-08-07201308013383otc alterations permit221 Main St$5,500
2013-07-17201306210233otc alterations permit300 Montgomery St$3,500
2013-06-26201306210235otc alterations permit221 Main St$2,500
2013-03-12201303041417otc alterations permit221 Main St$70,000
2013-03-12201302190485otc alterations permit201 Mission St$10,000
2012-12-27201212186462otc alterations permit250 Montgomery St$6,650
2012-04-11201203276969otc alterations permit301 Battery St$15,000
2012-03-09201203075596otc alterations permit88 Kearny St$15,000
2012-01-27201201262979otc alterations permit300 Montgomery St$42,000
2010-07-01201006305689otc alterations permit312 Sutter St$31,000
2005-04-15200504150176additions alterations or repairs180 Geary St$24,570

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.

Around the web

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Reviews

External review checks (we link out; we do not store or score Google, Angi, Yelp or Houzz ratings):

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Homeowner reviews on HomeProFax

No published homeowner reviews yet.

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Is this your business?

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Comfort Dynamics Inc · HVAC Contractor
San Leandro, CA
License on file: CA ••••8923
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Sources for this report

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