Permit-verified profile
John Frederick
Are you the owner? Claim this profile free →
Permit records
2
Median project value
Not on record
Most recent job
2026-04-17
Is John Frederick legit?
What the public permit record shows, not self-reported reviews.
- Is John Frederick a real contractor?
- John Frederick appears in public building-permit records with 2 permits filed through 2026 in and around City of Philadelphia, PA. Permits are filed with local government before work begins, so this is a matter of public record, not a self-reported listing.
- How is John Frederick's track record verified?
- Every figure on this page comes from building permits pulled from municipal records and matched to John Frederick by the contractor name on each permit. Permit records cannot be purchased or faked the way online reviews can, which makes them a stronger signal of real, completed work.
- Is John Frederick licensed and insured?
- This profile is built from permit records, which confirm permitted work but do not include license status. John Frederick has not claimed this profile to add license or insurance details. Confirm licensing directly with your state or local board before hiring.
- How recent is John Frederick's work?
- The most recent permit on record for John Frederick is dated 2026-04-17, with 2 permits on file in total.
Trades on record
Recent permitted projects
- FOR ALTERATIONS TO AN EXISTING SEMI-DETACHED STRUCTURE USED AS A SINGLE-FAMILY DWELLING AS PER BUILDING APPLICATION/PLAN.City of Philadelphia · 2026
- FOR THE ERECTION OF A TWO STROY REAR ADDITION TO AN EXISTING STRUCTURE.City of Philadelphia · 2019
Permitted projects on public record. Addresses are omitted for privacy.
Permit activity in City of Philadelphia
Area served
City of Philadelphia
Similar contractors in City of Philadelphia
- 1 800 HEATERS INC8,357 permit-verified jobs
- BEST CHOICE PLUMBING INC5,753 permit-verified jobs
- Mr. D's Plumbing & Heating, Inc.5,186 permit-verified jobs
- B M CONSULTING SERVICES INC5,079 permit-verified jobs
- SHEGDA CONSTRUCTION CORP3,988 permit-verified jobs
- OLIVER SPRINKLER CO., INC.3,901 permit-verified jobs
Use this data — free
Republishing these numbers? A link back is all we ask — one click copies a ready credit you can paste into any post.
Are you John Frederick?
This profile was built from public permit records. Claim it free to add your photo, phone, and website, so the homeowners landing here can actually reach you.
Claim this profileShow off your permit record — free
Add this Permit-Verified badge to John Frederick's website. It links to this profile so homeowners can see the public permit record behind your work.
<a href="https://provenpros.co/contractor/pa/city-of-philadelphia/john-frederick-ff0df713" target="_blank" rel="noopener">
<img src="https://provenpros.co/badge/pa/city-of-philadelphia/john-frederick-ff0df713.svg" alt="Permit-Verified by Proven Pros" height="28" />
</a>Track record sourced from public building-permit records. Figures reflect permitted projects, not self-reported work. Listed on Proven Pros.