Contractor Profile

David Williams - 3D'S Mechanical

David Williams - 3D'S Mechanical concentrates in residential mep in Philadelphia (72% of its 458 segment-eligible permits), with secondary activity across 4 other segments. Its permit record in Philadelphia spans 2019–2026. Filing activity is down 80% over the last 90 days versus the prior 90.

First permit: Jul 2, 2019 (2,618d ago)Latest permit: Jul 6, 2026 (57d ago)
The sales record
Market
Philadelphia
Active
2019–2026 · 7 yrs
Licence IDs on their permits
Reliable value
Coverage
Reliable filings
Rank in Philadelphia
#212
Permits (all-time, all segments)
460
Filings 90d
3
Filings 30d
0
Latest permit
Jul 6, 2026
Typical project sizeNot enough valued permits to summarize.
Where they work
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

David Williams - 3D'S Mechanical has 460 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
Sep ’240–36 permits/moJul ’26
permits per month

Monthly value isn’t shown: too few of David Williams - 3D'S Mechanical’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 ~6 mi in Philadelphia

The p90 footprint of where David Williams - 3D'S Mechanical has pulled permits in Philadelphia — drawn from 205 mappable permits of 460 indexed (45%). It reflects detected permit activity, not a guaranteed service-area claim.

  • Philadelphia460
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Recent permits

Showing 20 of 458 permits by David Williams - 3D'S Mechanical in the indexed window · most recent first

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Jul 6, 2026
5821 Chester Ave, Philadelphia, PA
Residential MEP
Residential
Jun 26, 2026
821 E Chelten Ave, Philadelphia, PA
Commercial MEP
Commercial
Jun 17, 2026
5539 Regent St, Philadelphia, PA
Residential MEP
Residential
May 12, 2026
1718 Wynsam St, Philadelphia, PA
Residential MEP
Residential
May 11, 2026
2400 Tremont St, Philadelphia, PA
Commercial MEP
Commercial
May 8, 2026
1653 E Tulpehocken St, Philadelphia, PA
Commercial MEP
Commercial
Apr 28, 2026
840 E Chelten Ave, Philadelphia, PA
Commercial MEP
Commercial
Apr 27, 2026
7901 E Roosevelt Blvd, Philadelphia, PA
Residential MEP
Residential
Apr 27, 2026
1262 S 22nd St, Philadelphia, PA
Residential MEP
Residential
Apr 27, 2026
1262 S 22nd St, Philadelphia, PA
Residential MEP
Residential
Apr 24, 2026
5039 Springfield Ave, Philadelphia, PA
Commercial Alteration
Apr 14, 2026
6118 E Wister St, Philadelphia, PA
Commercial MEP
Commercial
Apr 9, 2026
2131 W Toronto St, Philadelphia, PA
Residential MEP
Residential
Apr 1, 2026
1332 N Wanamaker St, Philadelphia, PA
Residential MEP
Residential
Mar 28, 2026
5530 Boyer St, Philadelphia, PA
Commercial MEP
Commercial
Mar 18, 2026
2548 Cecil B Moore Ave, Philadelphia, PA
Commercial MEP
Commercial
Mar 16, 2026
1907 Carpenter St, Philadelphia, PA
Residential MEP
Residential
Mar 12, 2026
5513 Angora Ter, Philadelphia, PA
Residential MEP
Residential
Mar 3, 2026
5430 Regent St, Philadelphia, PA
Residential MEP
Residential
Mar 3, 2026
5530 Boyer St, Philadelphia, PA
Commercial MEP
Commercial
Sites David Williams - 3D'S Mechanical returns to6 in Philadelphia

Addresses where David Williams - 3D'S Mechanical 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.

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