Contractor Profile

ROUNDSQUARE BUILDERS,LLC

ROUNDSQUARE BUILDERS,LLC concentrates in multifamily alteration in New York City (94% of its 135 segment-eligible permits), with secondary activity across 3 other segments. Its permit record in New York City spans 2016–2026. Reliable permit valuations total ≈$29.7M (across the 40% of filings with a valuation we can stand behind).

First permit: May 5, 2016 (3,707d ago)Latest permit: Mar 30, 2026 (91d ago)
The sales record
Territory
New York City
Active since
2016
Licenses on file
2
Canonical ID
38,354
Reliable value
$29.7M
Coverage
40%
Reliable filings
56
Rank in New York City
#4,375
Permits (all-time)
190
Filings 90d
0
Filings 30d
0
Latest permit
Mar 30, 2026
Where they work
Firmographics
Licenses on file
  • 0615495
  • 615495
Direct contactNot in our data — we don’t fabricate firmographics.
Service area

Typical service area ~3 mi in New York City

The p90 footprint of where ROUNDSQUARE BUILDERS,LLC has pulled permits in New York City — based on 190 geocoded permits (100% of their indexed set). It reflects detected permit activity, not a guaranteed service-area claim.

  • NYC190
Recent permitsLargest recent$4.0M· 107 BANK STREET, Manhattan, NY 10014

Showing 20 of 135 permits by ROUNDSQUARE BUILDERS,LLC · most recent first

IssuedAddressCategoryValue
Jan 13, 2026
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Jan 12, 2026
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Jan 8, 2026
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Jan 8, 2026
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Jan 8, 2026
227 WEST 19 STREET, Manhattan, NY 10011
Temporary Construction Support
Nov 13, 2025
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Sep 3, 2025
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Jul 25, 2025
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Jul 16, 2025
107 BANK STREET, Manhattan, NY 10014
Multifamily Alteration
$4.0M
Apr 28, 2025
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Feb 14, 2025
227 WEST 19 STREET, Manhattan, NY 10011
Temporary Construction Support
Feb 14, 2025
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Feb 14, 2025
107 BANK STREET, Manhattan, NY 10014
Multifamily Alteration
$4.0M
Feb 14, 2025
107 BANK STREET, Manhattan, NY 10014
Multifamily Alteration
$1K
Feb 14, 2025
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Feb 13, 2025
228 EAST BROADWAY, Manhattan, NY 10002
Multifamily Alteration
$1K
Feb 13, 2025
228 EAST BROADWAY, Manhattan, NY 10002
Multifamily Alteration
Residential
$2.2M
Dec 24, 2024
107 BANK STREET, Manhattan, NY 10014
Multifamily Alteration
$1K
Dec 24, 2024
227 WEST 19 STREET, Manhattan, NY 10011
Multifamily Alteration
Dec 23, 2024
107 BANK STREET, Manhattan, NY 10014
Multifamily Alteration
$10K

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