ROSENWACH TANK CO.,LLC
ROSENWACH TANK CO.,LLC is a diversified New York City contractor — 148 segment-eligible permits spanning 5 segments, led by temporary construction support (49%) and multifamily alteration (35%). Its permit record in New York City spans 1990–2026. Filing activity is down 68% over the last 90 days versus the prior 90.
- Territory
- New York City
- Active
- 1990–2026 · 36 yrs
- Licenses on file
- 7
- Canonical ID
- 37,868
- Reliable value
- —
- Coverage
- —
- Reliable filings
- —
- Rank in New York City
- #3,926
- Permits (all-time)
- 212
- Filings 90d
- 8
- Filings 30d
- 5
- Latest permit
- Jun 11, 2026
- 0000276
- 0000949
- 0002001
- 0003621
- 0003784
- 002001
- 005739
As named in the permit records — identifiers we surface, not verified state licensure.
ROSENWACH TANK CO.,LLC has 212 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.
Typical service area ~7 mi in New York City
The p90 footprint of where ROSENWACH TANK CO.,LLC has pulled permits in New York City — based on 212 geocoded permits (100% of their indexed set). It reflects detected permit activity, not a guaranteed service-area claim.
- NYC212
Showing 20 of 148 permits by ROSENWACH TANK CO.,LLC · most recent first
Jun 3, 2026 | 420 WEST 23 STREET, Manhattan, NY 10011 | Temporary Construction Support | — |
Apr 22, 2026 | 37 WASHINGTON SQUARE WEST, Manhattan, NY 10011 | Temporary Construction Support | — |
Apr 6, 2026 | 929 PARK AVENUE, Manhattan, NY 10028 | Temporary Construction Support | — |
Feb 17, 2026 | 1849 SEDGWICK AVENUE, Bronx, NY 10453 | Temporary Construction Support | — |
Feb 5, 2026 | 249 EAST 48 STREET, Manhattan, NY 10017 | Temporary Construction Support | — |
Jan 28, 2026 | 120 WEST 94 STREET, Manhattan, NY 10025 | Temporary Construction Support | — |
Jan 27, 2026 | 201 WEST 79 STREET, Manhattan, NY 10024 | Commercial HVAC | $50K |
Jan 26, 2026 | 1415 LINDEN BOULEVARD, Brooklyn, NY 11212 | Temporary Construction Support | — |
Jan 22, 2026 | 237 NASSAU STREET, Brooklyn, NY 11201 | Temporary Construction Support | — |
Jan 21, 2026 | 451 PARK AVENUE SOUTH, Manhattan, NY 10016 | Temporary Construction Support | — |
Jan 21, 2026 | 32 MORTON STREET, Manhattan, NY 10014 | Multifamily Alteration | $101K |
Jan 21, 2026 | 2070 SEWARD AVENUE, Bronx, NY 10473 | Temporary Construction Support | — |
Jan 16, 2026 | 150 EAST 69 STREET, Manhattan, NY 10021 | Temporary Construction Support | — |
Jan 16, 2026 | 61-15 97 STREET, Queens, NY 11374 | Temporary Construction Support | — |
Jan 16, 2026 | 535 WEST 23 STREET, Manhattan, NY 10011 | Temporary Construction Support | — |
Jan 16, 2026 | 98 VAN CORTLANDT PARK SOUTH, Bronx, NY 10463 | Temporary Construction Support | — |
Jan 16, 2026 | 24 EAST 39 STREET, Manhattan, NY 10016 | Temporary Construction Support | — |
Jan 16, 2026 | 334 EAST 26 STREET, Manhattan, NY 10010 | Temporary Construction Support | — |
Jan 15, 2026 | 43 WEST 61 STREET, Manhattan, NY 10023 | Temporary Construction Support | — |
Jan 15, 2026 | 360 WEST 43 STREET, Manhattan, NY 10036 | Temporary Construction Support | — |
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