Carr And Duff LLC — electrical permits in Philadelphia, PA

At a glance

First permit on record

2021-01-07

Most recent permit

2026-10-30

Years with filings

6 (2021–2026)

Busiest year

2023 · 24 permits

Main category

Electrical · 94.8%

Distinct addresses

74

Most frequent ZIP codes

19153, 19131, 19107

How Carr And Duff LLC compares in Philadelphia

In 2025, Carr And Duff LLC filed 23 electrical permits in Philadelphia — 93rd of 610 companies named on electrical permits that year. Across all records since 2021, it ranks 107th of 1,021 with 110 electrical permits.

Ranked by the number of permits in the company's main category, among every company named on such permits in Philadelphia records — not only those with a page here. Companies with equal counts share a place. Filing volume measures activity, not quality.

Latest electrical permits

The 5 most recent filings; the full list is further down.

Permit categories

4 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.

Activity by year

Busiest year on record: 2023, with 24 permits. One project can account for several filings, so read this as filing activity rather than workload.

Names on the same project timelines

28 named participants share a resolved project timeline with Carr And Duff LLC. A shared timeline is a research lead, not proof of a partnership or a current contract. Names appear as the authority published them.

Where they worked

74 distinct addresses on record; the 14 most recent are shown. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.

Also named on permits at the same addresses

Companies that also appear in Philadelphia permit records at addresses where Carr And Duff LLC filed, in any year. Sharing an address is a documented co-appearance, not proof that they worked on the same project or with each other.

Electrical permits on record

Fields appear as the issuing authority published them, including spelling and blanks. Scope text is the applicant's description of intended work, not an inspection finding.

Other electrical contractors in Philadelphia

Companies whose main permit category in Philadelphia is also electrical, closest to Carr And Duff LLC in filing volume. Listed for comparison, not as a recommendation.

Questions about Carr And Duff LLC

What permits has Carr And Duff LLC filed in Philadelphia?

116 electrical permits on record from 2021 through 2026, most often electrical (94.8% of the record).

When did Carr And Duff LLC last file a permit in Philadelphia?

The most recent permit on record was issued 2026-10-30: electrical at 1604 CHESTNUT ST.

Where does Carr And Duff LLC work?

74 distinct Philadelphia addresses appear on its permits, most often in ZIP codes 19153, 19131, 19107.

Which companies appear on permits with Carr And Duff LLC?

Most often Bsi Construction LLC, Seravalli Inc, P Agnes Inc. Appearing on the same permit is a documented co-appearance, not proof of a current contract.

Search these records

The 116 permits above are a static record through 2026. Select a year above to open that year’s records, or search Carr And Duff LLC in Philadelphia, PA by address, trade or date range.

Source and limits

Public Philadelphia electrical permits from the Philadelphia Department of Licenses and Inspections through 2026, counted by distinct permit number. This is a historical filing record: it cannot show current backlog, pricing, crew availability, licensing or insurance, and a quiet period may only mean work was filed elsewhere. Confirm anything commercial with the company and with the issuing authority before acting. How we build these records, and what we withhold →

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