Contractor Profile

Knapp Masonry

Knapp Masonry is a diversified Philadelphia contractor — 74 segment-eligible permits spanning 2 segments, led by residential alteration (55%) and commercial alteration (45%). Its permit record in Philadelphia spans 2007–2025.

First permit: Jul 25, 2007 (6,989d ago)Latest permit: Aug 13, 2025 (395d ago)
The sales record
Market
Philadelphia
Active
2007–2025 · 18 yrs
Licence IDs on their permits
Reliable value
Coverage
Reliable filings
Rank in Philadelphia
#1,131
Permits (all-time, all segments)
76
Filings 90d
0
Filings 30d
0
Latest permit
Aug 13, 2025
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

Knapp Masonry has 76 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
May ’250–8 permits/moAug ’25
permits per month

Monthly value isn’t shown: too few of Knapp Masonry’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 ~2 mi in Philadelphia

The p90 footprint of where Knapp Masonry has pulled permits in Philadelphia — drawn from 61 mappable permits of 76 indexed (80%). It reflects detected permit activity, not a guaranteed service-area claim.

  • Philadelphia76
Find Residential Alteration contractors near your branchEnter your address — see who’s pulling these permits in your radius.
Recent permits

Showing 20 of 74 permits by Knapp Masonry in the indexed window · most recent first

Sort
Aug 13, 2025
1901-05 Walnut St, Philadelphia, PA
Commercial Alteration
May 29, 2025
3200 Walnut St, Philadelphia, PA
Commercial Alteration
May 15, 2025
133 S 36th St, Philadelphia, PA
Commercial Alteration
May 12, 2025
3500 Pine St, Philadelphia, PA
Commercial Alteration
May 12, 2025
3900 Delancey St, Philadelphia, PA
Commercial Alteration
May 12, 2025
3501 Spruce St, Philadelphia, PA
Commercial Alteration
May 8, 2025
3900-46 Walnut St, Philadelphia, PA
Commercial Alteration
May 6, 2025
3600-90 Walnut St, Philadelphia, PA
Commercial Alteration
May 5, 2025
221 S 34th St, Philadelphia, PA
Commercial Alteration
May 23, 2024
3600 Locust Walk, Philadelphia, PA
Commercial Alteration
May 8, 2024
3317-33 Chestnut St, Philadelphia, PA
Commercial Alteration
Jun 28, 2023
1607-27 Locust St, Philadelphia, PA
Commercial Alteration
May 30, 2023
1916 Race St # 1, Philadelphia, PA
Commercial Alteration
May 4, 2023
221 S 34th St, Philadelphia, PA
Commercial Alteration
May 4, 2023
3401-99 Spruce St, Philadelphia, PA
Commercial Alteration
May 1, 2023
3901-03 Spruce St, Philadelphia, PA
Commercial Alteration
Apr 24, 2023
3200 Walnut St, Philadelphia, PA
Commercial Alteration
Apr 24, 2023
3200 Walnut St, Philadelphia, PA
Commercial Alteration
Apr 24, 2023
3200 Walnut St, Philadelphia, PA
Commercial Alteration
Apr 24, 2023
3600 Pine St, Philadelphia, PA
Commercial Alteration
Sites Knapp Masonry returns to6 in Philadelphia

Addresses where Knapp Masonry 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 Residential Alteration contractors in Philadelphia
See the full Philadelphia Residential Alteration leaderboard →

Put Knapp Masonry on your call list.

Watch this contractor, get a daily email when they pull a new permit, and explore Philadelphia permits in the Market Explorer — enriched and parcel-joined.