Contractor Profile

South Texas Solar Systems INC

South Texas Solar Systems INC is a diversified Austin contractor — 20 segment-eligible permits spanning 2 segments, led by commercial alteration (50%) and commercial mep (50%). Its permit record in Austin spans 2020–2026. Filing activity is steady over the last 90 days versus the prior 90.

First permit: Dec 1, 2020 (2,100d ago)Latest permit: Jul 7, 2026 (56d ago)

The sales record

Market: Austin
Active: 2020–2026 · 6 yrs
Licence IDs on their permits: —
Reliable value: —
Coverage: —
Reliable filings: —
Rank in Austin: #5,693
Permits (all-time, all segments): 18
Filings 90d: 7
Filings 30d: 3
Latest permit: Jul 7, 2026

Typical project sizeNot enough valued permits to summarize.

Where they work

Ranked #908 in the Austin Commercial Alteration leaderboard →

Firmographics

License & registration IDs on fileNot in our data — we don’t hold licensing-board registries, and this city’s permit records carry no licence number. This is a gap in our coverage, not a statement about this firm’s licensure.

Direct contactNot in our data — we don’t fabricate firmographics.

What we won’t fabricate

South Texas Solar Systems INC has 18 permits, but too few carry a value we can stand behind — so we publish — for reliable value, never a guess. They still rank by volume; the dollar figure stays honest.

—Below our reliability threshold — too few filings carry a value we stand behind

Monthly activity

Oct ’250–5 permits/moAug ’26

permits per month

Monthly value isn’t shown: too few of South Texas Solar Systems INC’s permits carry a reliable valuation, so we publish the count trend only rather than a value line built from gaps.

Service area

Typical service area ~10 mi in Austin

The p90 footprint of where South Texas Solar Systems INC has pulled permits in Austin — drawn from all 21 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.

Austin21

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Recent permits

Showing 20 of 20 permits by South Texas Solar Systems INC in the indexed window · most recent first

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Aug 26, 2026 applied Nov 17, 2025	1620 S Ih 35 Svrd Sb, Austin, TX 78704	Commercial MEP Commercial	—
Aug 24, 2026 applied Nov 17, 2025	1620 S Ih 35 Svrd Sb, Austin, TX 78704	Commercial Alteration	—
Aug 3, 2026 applied Jul 6, 2026	1341 W Mary St Bldg 1, Austin, TX 78704	Commercial Alteration	—
Jul 7, 2026 applied Nov 4, 2025	9215 S 1st St, Austin, TX 78748	Commercial MEP Commercial	—
Jul 7, 2026 applied Dec 2, 2025	2009 Airport Blvd, Austin, TX 78723	Commercial MEP Commercial	—
Jun 4, 2026 applied Nov 4, 2025	9215 S 1st St, Austin, TX 78748	Commercial MEP Commercial	—
Jun 3, 2026 applied Nov 4, 2025	9215 S 1st St, Austin, TX 78748	Commercial Alteration	—
Jun 1, 2026 applied Oct 3, 2025	2607 W Braker Ln, Austin, TX 78758	Commercial MEP Commercial	—
Jun 1, 2026 applied Sep 12, 2025	12506 N Lamar Blvd, Austin, TX 78753	Commercial MEP Commercial	—
Jun 1, 2026 applied Sep 12, 2025	12506 N Lamar Blvd, Austin, TX 78753	Commercial MEP Commercial	—
May 27, 2026 applied Dec 2, 2025	2009 Airport Blvd, Austin, TX 78723	Commercial MEP Commercial	—
Mar 26, 2026 applied Mar 4, 2026	8227 N Lamar Blvd Bldg B, Austin, TX 78753	Commercial Alteration	—
Mar 26, 2026 applied Jan 8, 2026	8227 N Lamar Blvd Bldg C, Austin, TX 78753	Commercial MEP Commercial	—
Mar 23, 2026 applied Jan 8, 2026	8227 N Lamar Blvd Bldg C, Austin, TX 78753	Commercial Alteration	—
Jan 23, 2026 applied Nov 14, 2025	8227 N Lamar Blvd, Austin, TX 78753	Commercial Alteration	—
Jan 16, 2026 applied Nov 26, 2025	1714 E Parmer Ln Bldg A, Austin, TX 78754	Commercial Alteration	—
Dec 29, 2025 applied Dec 2, 2025	2009 Airport Blvd, Austin, TX 78723	Commercial Alteration	—
Nov 6, 2025 applied Oct 3, 2025	2607 W Braker Ln, Austin, TX 78758	Commercial Alteration	—
Oct 23, 2025 applied Sep 12, 2025	12506 N Lamar Blvd, Austin, TX 78753	Commercial Alteration	—
Dec 22, 2020 applied Oct 19, 2020	8801 S Congress Ave, Austin, TX 78745	Commercial MEP Commercial	—

Sites South Texas Solar Systems INC returns to4 in Austin

Addresses where South Texas Solar Systems INC has pulled repeat permits and the site itself has a deep permit history (25+ permits, all contractors). Each links to that parcel’s full record.

Other top Commercial Alteration contractors in Austin

Trimbuilt Construction, INC.1,532 commercial alteration
Jahn Construction LLC1,157 commercial alteration
Balfour Beatty Construction, LLC960 commercial alteration
The Burt Group**main**826 commercial alteration
Marcon Construction CO.761 commercial alteration
Structura, INC.631 commercial alteration

See the full Austin Commercial Alteration leaderboard →

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