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Rock Builders Inc is a general contractor with 3 tracked New York City building-permit projects on record, with the latest filing in that record 9 days ago. Its filings (Aug 2024 to Aug 2026) are concentrated in Bronx and Brooklyn, 100% residential. If you work at Rock Builders Inc, claim this page to add a description.
Filed 9 days ago
#1,337
by NYC filing activity
among NYC general contractors, 90 days to Sep 4, 2026
3
projects
from 18 filings
3/16
active weeks
weeks with a filing (16 weeks to Sep 4, 2026)
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Permit-backed projects · PermitPipeline’s independent record
Brooklyn residential renovation
Grade A+Active 9 days ago · 4 units · Rock Builders: GC
PLUMBING & SPRINKLER SPECIFICATIONS FILED IN CONJUNCTION WITH GC I1
GC named · Architect identified · 3 engineers identified · 8 anticipated categories not yet filed
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3 project records for Rock Builders Inc: addresses, values, project teams
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Declared values3 on filetoo few for a rangeLast filed9 days agoBrooklyn · Aug 26, 2026Last 90 days1 active0 newly filed
Filing activity · 16 weeks to Sep 4, 2026 · peak Jul 2026
MAY
JUN
JUL
AUG
Project mix · by use
Residential100%
Geography · by borough
Bronx67%
Brooklyn33%
Shared-project connections
| # | Firm | Primary role | Shared | Relative |
|---|---|---|---|---|
| 1 | Nikolai Katz Architect | Architecture | 2 | |
| 2 | Ag Engineering PLLC | Engineering | 1 | |
| 3 | Leandro Nils Dickson Architect, LLC | Architecture | 1 | |
| 4 | Structures & Foundations PC | Engineering | 1 | |
| 5 | Build Scape Engineering, PLLC | Engineering | 1 | |
| None on shared filings. | ||||
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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 licenseNYC DOB General Contractor #617498As filed on 5 permits · May 2026
Repeat working relationships1 firmFirms this one appears with on more than one project, out of 5 in total.
Permit speed144 days125 days longer than the NYC median
based on 12 firm filings vs 98,525 NYC filings
based on 12 firm filings vs 98,525 NYC filings
Frequently asked questions
How many NYC projects does Rock Builders Inc appear on?▾
PermitPipeline tracks 3 New York City building-permit projects for Rock Builders Inc (Aug 2024 to Aug 2026). 1 had filing activity in the last 90 days.
Does Rock Builders Inc work on commercial or residential projects?▾
Across its tracked New York City filings, 0% of Rock Builders Inc's projects are commercial and 100% are residential (multifamily, small residential, or single-family). Based on permit records, not self-reported.
Where in New York City does Rock Builders Inc work?▾
67% of Rock Builders Inc's tracked New York City projects are in Bronx.
Which firms appear most often on the same filings as Rock Builders Inc?▾
Rock Builders Inc most frequently appears on the same New York City permit filings as Nikolai Katz Architect, Ag Engineering PLLC, Leandro Nils Dickson Architect, LLC. Appearing together indicates association on shared filings, not a proven working relationship.
Is Rock Builders Inc a general contractor?▾
Rock Builders Inc is listed as a general contractor 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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