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S3 KNF Services LLC is an engineering firm with 72 tracked New York City building-permit projects on record, with the latest filing in that record 2 days ago. Its filings (Dec 2024 to Sep 2026) are concentrated in Queens and Brooklyn. A typical project in the record declares $20K–$50K. If you work at S3 KNF Services LLC, claim this page to add a description.
Filed 2 days ago
#553
by NYC filing activity
among NYC architects & engineers, 90 days to Sep 4, 2026
72
projects
from 96 filings
7/16
active weeks
weeks with a filing (16 weeks to Sep 4, 2026)
Portfolio · $399/yearFree during launch
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Permit-backed projects · PermitPipeline’s independent record
$146K Queens renovation
Grade AActive 2 days ago · 7,424 sq ft · S3 KNF Services: engineer
Plumbing Filing for New plumbing Fixtures in conjunction with DOB NOW Alt-GC I1. Property owned by NYC Agency - Department of Environmental…
GC named · Engineer identified · 1 anticipated category not yet filed
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$50K Brooklyn renovation
Grade BActive 13 days ago · 9,000 sq ft · S3 KNF Services: engineer
Filing for temporary supported scaffolding in conjuction with. No change in use, egress or occupancy
No GC named · 1 anticipated category not yet filed
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$50K Bronx renovation
Grade BActive 1 month ago · S3 KNF Services: engineer
Filinig for temporary sidewal shed. No change in use, egress or occupancy.. PAA is filed to update PW1
No GC named
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Neighborhood, filing date, scope and declared value are shown here. Exact addresses,
owner names and mailing addresses, and full filing histories are part of the paid product.
72 project records for S3 KNF Services LLC: addresses, values, project teams
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Typical project$20K–$50K$25K typical50% of the NYC median ($50K)Last filed2 days agoQueens · Sep 2, 2026Last 90 days9 active5 newly filed
Filing activity · 16 weeks to Sep 4, 2026 · peak Jul 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential4%
Other96%
Geography · by borough
Queens40%
Brooklyn26%
Bronx20%
Manhattan7%
Staten Island7%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Adnan Engineering, P.C. | Engineering | 3 | |
| 2 | KNF Services Crop | Engineering | 1 | |
| 1 | Maven Construction, Corp | General contractor | 12 | |
| 2 | Venus Group Inc | General contractor | 8 | |
| 3 | J & N Construction Group | General contractor | 3 | |
| 4 | Bagiana Construction Inc | General contractor | 3 | |
| 5 | Avenue Contracting Inc | General contractor | 2 |
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Owner and developer names, and the projects behind each connection, are part of the Leads product.
Firms that appear on the same New York City permit filings. Association on shared filings, not a proven working relationship.
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State license1 license filerMost frequent: PE 097462. Individual licenses on this firm's filings, not held by the firm.
Repeat working relationships9 firmsFirms this one appears with on more than one project, out of 18 in total.
Permit speed110 days78 days longer than the NYC median
based on 70 firm filings vs 153,894 NYC filings
based on 70 firm filings vs 153,894 NYC filings
Frequently asked questions
How many NYC projects does S3 KNF Services LLC appear on?▾
PermitPipeline tracks 72 New York City building-permit projects for S3 KNF Services LLC (Dec 2024 to Sep 2026). 9 had filing activity in the last 90 days.
Does S3 KNF Services LLC work on commercial or residential projects?▾
Across its tracked New York City filings, 0% of S3 KNF Services LLC's projects are commercial and 4% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in New York City does S3 KNF Services LLC work?▾
40% of S3 KNF Services LLC's tracked New York City projects are in Queens.
What is a typical S3 KNF Services LLC project worth?▾
The median declared value across the 72 New York City projects S3 KNF Services LLC has on record that state one is $25K (declared value on the permit filing, not contract value).
Which firms appear most often on the same filings as S3 KNF Services LLC?▾
S3 KNF Services LLC most frequently appears on the same New York City permit filings as Maven Construction, Corp, Venus Group Inc, Adnan Engineering, P.C.. Appearing together indicates association on shared filings, not a proven working relationship.
Is S3 KNF Services LLC an engineering firm?▾
S3 KNF Services LLC is listed as an engineering firm on its New York City permit filings. Roles on this profile are derived from the role each firm holds on public NYC DOB filings.
Public aggregate — full project records are part of the paid leads product. Ranking, filing activity, project mix and geography were last recomputed Sep 4, 2026. Project counts, declared values and filing dates are read live from NYC DOB filings.
How far back does this record go?▾
This page covers the recent permit record, not the firm’s full history. A firm’s earliest filing here means it was already working when our record opens, not that it started then.
Sources
New York City Department of Buildings permit filings.
Record source
Read directly from NYC DOB filings.
Photography
None are shown until the firm supplies them.
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