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55of 100 · v2

Sierra Air Services Inc

A/C Contractor · Williamson, TX

License expired

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License1 record · License expired

Permits33 on file

Discipline / legalNot yet available

BBBNot yet available

PhoneNot yet available

AddressNot yet available

Report verdict

License on file but expired/inactive — verify with the board · Discipline data not available for this source · 33 permits on file (Austin)

55/100 HomeProFax Score — public-record factors only, not a rating of workmanship. How the score works Limited data Score based on limited data

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) · License expired

◐ Discipline & legal

Where available

This source does not publish discipline data, or it is not available for this profile.

✓ Permits

Checked

33 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

Factor	Points	Why
License status	12/35	License on file but expired/inactive
Discipline & legal flags	10/20	Discipline data not available for this source (neutral)
Permit history	20/20	33 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 · most recent permit on file: 2021-03-11.

What we checked

License	Checked	TX A/C Contractor #20521 · expired
Bond	Not available in TX
Workers' comp	Not available in TX
Years licensed	Not available in TX	Board file has no original issue date
Business registration	Not available in TX	State business registry not loaded yet
Permits	Checked	33 permits on record
Discipline	Not available in TX	Board discipline list not loaded yet
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

License #	Type	Status	Issued	Expires	Source
TX 20521	A/C Contractor (BC)	expired	—	2025-07-08	State board

Building permits

Date	Permit	Type	Address	Value
2021-03-11	2020-154026 MP	Mechanical Permit	4300 GNARL DR	—
2020-10-07	2020-147561 MP	Mechanical Permit	5107 MARYMOUNT DR	—
2020-07-10	2020-098311 MP	Mechanical Permit	8905 HUNTERS TRCE	—
2018-07-05	2018-092139 MP	Mechanical Permit	1171 1/2 HARGRAVE ST	—
2018-05-21	2018-089093 MP	Mechanical Permit	10304 MOURNING DOVE DR	—
2016-12-27	2016-155438 MP	Mechanical Permit	8300 KEARSARGE DR	—
2016-12-27	2016-155439 MP	Mechanical Permit	7608 WORDHAM DR	—
2016-07-27	2016-089043 MP	Mechanical Permit	1357 BRAIDED ROPE DR	—
2015-04-16	2015-043776 MP	Mechanical Permit	2647 BARTON HILLS DR	—
2013-07-11	2013-071580 MP	Mechanical Permit	3918 FAR WEST BLVD UNIT C	—
2012-10-22	2012-107003 MP	Mechanical Permit	6701 LAKEWOOD POINT CV	—
2011-01-27	2011-006910 MP	Mechanical Permit	11404 HILLTOP ST	—
2010-12-28	2010-110286 MP	Mechanical Permit	3101 MATADOR DR UNIT 1	—
2010-10-21	2010-091322 MP	Mechanical Permit	1105 ALEGRIA RD	—
2010-08-18	2010-071126 MP	Mechanical Permit	9521 SANFORD DR	—
2009-10-27	2009-119234 MP	Mechanical Permit	1108 BRECON LN	—
2009-07-22	2009-019183 MP	Mechanical Permit	1307 W 10TH ST	—
2008-09-08	2008-063324 MP	Mechanical Permit	3918 FAR WEST BLVD UNIT C	—
2008-07-14	2008-046742 MP	Mechanical Permit	2507 E 11TH ST	—
2007-10-11	2007-155617 MP	Mechanical Permit	10515 N MOPAC EXPY SVRD NB BLDG A UNIT 125	—
2006-12-27	2006-009609 MP	Mechanical Permit	2314 WESTFOREST DR	$5,600
2006-11-15	2006-028926 MP	Mechanical Permit	4711 SPICEWOOD SPRINGS RD UNIT 106	$3,500
2006-07-03	2006-011878 MP	Mechanical Permit	850 FOREST VIEW DR	$5,800
2006-06-20	2006-006491 MP	Mechanical Permit	1027 E RIVERSIDE DR	$10,500
2006-06-06	2006-001718 MP	Mechanical Permit	301 NIXON DR	$5,257
2005-11-29	2005-008910 MP	Mechanical Permit	1208 MILFORD WAY	$3,200
2005-02-08	2005-010068 MP	Mechanical Permit	505 BARTON SPRINGS RD	—
2004-12-10	2004-020766 MP	Mechanical Permit	13609 N IH 35 SVRD NB BLDG 6 UNIT B	$4,000
2004-11-12	2004-016750 MP	Mechanical Permit	1023 BONHAM TER	$3,000
2004-09-30	2004-009182 MP	Mechanical Permit	1703 S 1ST ST	$75,000
2004-03-10	2004-011538 MP	Mechanical Permit	7106 WATERLINE RD	$6,250
2003-05-20	2003-007678 MP	Mechanical Permit	4711 SPICEWOOD SPRINGS RD UNIT 181	$2,500
2001-03-08	2001-016614 MP	Mechanical Permit	6703 LAKEWOOD POINT CV	$6,700

Source: City of Austin open data (Issued Construction Permits)

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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Outside ratings are shown for context only and are not part of the HomeProFax Score. Why?

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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Sierra Air Services Inc · A/C Contractor
Williamson, TX
License on file: TX ••••0521

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Sources for this report

City of Austin open data (Issued Construction Permits)
TX license board

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