COMPANY RECORD · PHILADELPHIA, PA

Downtown Mechanical LLC — permit history in Philadelphia, PA

Downtown Mechanical LLC appears on 150 Philadelphia permit records from 2021 through 2026, most often mechanical (99.3% of the record).

How Downtown Mechanical LLC compares in Philadelphia

In 2025, Downtown Mechanical LLC filed 35 mechanical permits in Philadelphia — 28th of 844 companies named on mechanical permits that year. Across all records since 2021, it ranks 36th of 2,135 with 149 mechanical 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.

Permit categories

CategoryPermitsShare
Mechanical14999.3%
Residential Building10.67%

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

Activity by year

YearPermits issued
202111
202225
202324
202421
202536
202633

Busiest year on record: 2025, with 36 permits. One project can account for several filings, so read this as filing activity rather than workload.

Names on the same project timelines

Name in sourceLinked permitsLast seen
William Guyon242025-12-02
S & J Concepts, LLC182026-04-07
Kyle Broeker62026-06-12
Diantonio & Bongiovanni LLC42024-04-09
Hestia Construction LLC32026-04-09
Eagle Restoration Services LLC32025-01-16
Jclr Construction LLC.32026-01-21
Tierview Construction LLC32025-04-01
Nicholas Cessna32023-08-15
Jesse Fells22024-10-17
East Philly Plumbing & Heating, LLC22026-01-16
David Heintz22025-03-25

46 named participants share a resolved project timeline with Downtown Mechanical 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

Address in sourceMost recent permit
3021 EDGEMONT ST2026-10-20
1256 S ISEMINGER ST2026-10-08
214 CHELTEN AVE2026-10-08
215 CHELTEN AVE2026-10-05
3301 S 20TH ST2026-09-28
1548 E PASSYUNK AVE2026-09-11
27 SLOCUM ST2026-09-10
1647 ANNIN ST2026-09-10
2124 SAINT ALBANS ST2026-08-10
753 N TAYLOR ST2026-08-10
755 N TAYLOR ST2026-08-10
2325 N FRONT ST2026-08-10
6665 MUSGRAVE ST2026-06-12
3601 MARKET ST2026-06-12

144 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

CompanyShared addressesYears
William Guyon272021–2026
Thomas D. Lepore252021–2026
John Marx242021–2026
S & J Concepts, LLC172021–2026
Leupold & Associates Contracting LLC142022–2026
D'narpo Electrical102021–2026
Thomas Uhl92023–2026
Grosso Concrete LLC82023–2026

Companies that also appear in Philadelphia permit records at addresses where Downtown Mechanical 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.

Permits on record

150 permits; open the 50 most recent
PermitIssuedCategoryAddress in sourceScope as filedDeclared value
MP-2026-0059512026-10-20Mechanical3021 EDGEMONT STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation if New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0056982026-10-08Mechanical1256 S ISEMINGER ST EZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0057882026-10-08Mechanical214 CHELTEN AVE EZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0056822026-10-05Mechanical215 CHELTEN AVEEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0055642026-09-28Mechanical3301 S 20TH STFOR A MECHANICAL SYSTEM UPGRADE TO ACCOMMODATE AN EXISTING STRUCTURE. ALL WORK TO BE DONE PER APPROVED PLANS. IF FIELD CONDITIONS VARY CONTACT DESIGN ENGINEER PRIOR TO THE START OF
MP-2026-0048712026-09-11Mechanical1548 E PASSYUNK AVEFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH MANUFACTURER'S SPECIFICATIONS. ALL WORK TO BE D
MP-2026-0051182026-09-10Mechanical27 SLOCUM ST EZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0050462026-09-10Mechanical1647 ANNIN STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0045012026-08-10Mechanical2124 SAINT ALBANS STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0047052026-08-10Mechanical753 N TAYLOR STMechanical / Fuel Gas Permit for combo RP-2025-001998
MP-2025-0042972026-08-10Mechanical755 N TAYLOR STMechanical / Fuel Gas Permit for combo RP-2025-001999
MP-2026-0039622026-08-10Mechanical2325 N FRONT STFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH MANUFACTURER'S SPECIFICATIONS. ALL WORK TO BE D
MP-2026-0034412026-06-12Mechanical6665 MUSGRAVE STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0034122026-06-12Mechanical3601 MARKET STFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. ALL WORK TO
MP-2026-0015862026-06-09Mechanical2501 E VENANGO STFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. ALL WORK TO
MP-2026-0020632026-06-09Mechanical1918 PINE STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0017362026-05-20Mechanical1714 CHERRY STFOR INSTALLATION OF HVAC APPLIANCES, EQUIPMENT, DUCTWORK AND REGISTERS/DIFFUSERS PER APPROVED PLANS AND MANUFACTURER'S SPECIFICATIONS.
MP-2026-0027832026-05-14Mechanical6425 GARMAN STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0024662026-05-12Mechanical1648-52 E PASSYUNK AVEFOR THE INSTALLATION OF HVAC APPLIANCES, GRDs, BATHROOM AND CLOTHES DRYER EXHAUSTS, AND ASSOCIATED DUCTWORK THROUGHOUT A MIXED-USE BUILDING (COMMERCIAL SPACE & TWO (2) DWELLING UNI
MP-2026-0025222026-05-07Mechanical2334 PIERCE STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0011282026-05-01Mechanical108-12 CHURCH STFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. FOR USE AS P
MP-2026-0021212026-04-14Mechanical2214-16 E YORK STFOR THE INSTALLATION OF A NEW HVAC SYSTEMS, ASSOCIATED DUCT WORK, ROOFTOP UNITS, DUCTLESS SYSTEMS, AND REGISTERS/DIFFUSERS AS PER APPROVED PLANS. SEPARATE PERMIT REQUIRED FOR ELEC
MP-2026-0020622026-04-14Mechanical5959-63 RIDGE AVEFOR THE INSTALLATION OF REGISTERS, DIFFUSERS AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. ALL WORK TO B
MP-2026-0020602026-04-10Mechanical5001 SHELDON STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0019622026-04-09Mechanical1918 PALETHORP STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2026-0019292026-04-07Mechanical344 CANTRELL STFor the installation of New Ductwork, Registers/Grills/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from these standards require submission of construc
MP-2026-0017332026-04-06Mechanical1267 S 28TH STMechanical / Fuel Gas Permit for combo RP-2026-001133
MP-2026-0015872026-04-03Mechanical2226 E VENANGO STFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH MANUFACTURER'S SPECIFICATIONS. ALL WORK TO BE D
MP-2026-0000982026-03-05Mechanical1214 N AMERICAN STFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH MANUFACTURER'S SPECIFICATIONS. ALL WORK TO BE D
MP-2026-0005332026-02-05Mechanical5438 MORSE STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0062772026-01-21Mechanical2531 E LEHIGH AVEFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH MANUFACTURER'S SPECIFICATIONS. ALL WORK TO BE D
MP-2026-0002052026-01-16Mechanical3613 SALMON STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0067082026-01-05Mechanical2234 S 17TH STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For Mechanical Work to include the installation as per attached standards. Deviations from these standards require submission of constr
MP-2025-0065312025-12-19Mechanical411 DIAMOND STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0060872025-12-02Mechanical1214 LATONA STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0059782025-11-25Mechanical627 S 42ND STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0058432025-11-14Mechanical2423 S MOLE STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0039372025-11-12Mechanical1310 MARLBOROUGH STMechanical / Fuel Gas Permit for combo RP-2025-006188
MP-2025-0056882025-11-12Mechanical2347 E CUMBERLAND STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0055852025-11-04Mechanical1800 W GIRARD AVEFOR INSTALLATION OF HVAC APPLIANCES, EQUIPMENT, DUCTWORK AND REGISTERS/DIFFUSERS PER APPROVED PLANS AND MANUFACTURER'S SPECIFICATION.
MP-2025-0056242025-11-04Mechanical1012 CARPENTER STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES- For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0036912025-09-30Mechanical616 EMILY STMechanical / Fuel Gas Permit for combo RP-2025-005527
MP-2025-0047632025-09-24Mechanical4626 D STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0046952025-09-17Mechanical1335 E PASSYUNK AVEFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. FOR USE AS P
MP-2025-0016262025-09-10Mechanical1800 W GIRARD AVEMechanical / Fuel Gas Permit for combo CP-2025-000789
MP-2025-0039502025-08-22Mechanical1127 PINE STFOR INSTALLATION OF HVAC APPLIANCES, EQUIPMENT, DUCTWORK AND REGISTERS/DIFFUSERS PER APPROVED PLANS AND MANUFACTURER'S SPECIFICATIONS.
MP-2025-0043322025-08-19Mechanical2771 ASH STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from the
MP-2025-0042622025-08-15Mechanical1821 MIFFLIN STEZ PERMIT DUCTWORK & WARM-AIR APPLIANCES - For the installation of New Ductwork, Registers/Grilles/Diffusers, and Warm-Air Appliances as per attached standards. Deviations from th
MP-2025-0038172025-07-28Mechanical1213 CREASE STFOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. FOR USE AS P
MP-2025-0027312025-07-24Mechanical1615-17 MCKEAN STFOR THE INSTALLATION OF HVAC APPLIANCES, GRDs, BATHROOM & CLOTHES DRYER EXHAUSTS, AND ASSOCIATED DUCTWORK AS PER APPROVED PLANS AND IN ACCORDANCE WITH 2018 IMC. SEPARATE PERMITS TO

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.

Search these records

The 150 permits above are a static record through 2026. Select a year above to open that year’s records, or search Downtown Mechanical LLC in Philadelphia, PA by address, trade or date range.

Source and limits

Public Philadelphia permit records 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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