| Owner | Filings | Most Recent |
|---|---|---|
| SK DEVELOPMENT | 31 | 09/13/2026 |
| CB DEVELOPERS | 21 | 09/02/2026 |
| J K CONSTRUCTION NY | 18 | 08/25/2026 |
| MONCON INC | 9 | 07/08/2026 |
| 51ST STREET FEE OWNER LLC | 1 | 03/21/2026 |
| Date | Price | Unit | Seller → Buyer | $/sf |
|---|---|---|---|---|
| 06/14/2023 | $34.5M | — | 405 E NY, LLC → 51ST STREET FEE OWNER LLC | — not available |
| Firm | Filings | Most Recent |
|---|---|---|
| SLCE ARCHITECTS | 2 | 08/25/2026 |
| NOMAD R&D LLC | 3 | 06/22/2026 |
| GACE DPC | 4 | 05/27/2026 |
| PATUXENT ENGINEERING LLC | 2 | 04/27/2026 |
| LOMBARDO PROFESSIONAL ENGINEERING | 4 | 02/25/2026 |
| ALWAYS FAST SERVICES CORP | 1 | 02/18/2026 |
| GGA STUDIOS, DPC | 1 | 02/06/2026 |
| AP PROFESSIONAL ENGINEERING PLLC | 6 | 02/04/2026 |
| ANCORA ENGINEERING, PLLC | 2 | 11/13/2025 |
| KZ ENGINEERING, P.C | 2 | 11/07/2025 |
| GEA CONSULTING ENGINEERS | 6 | 08/20/2025 |
| STRUCTURAL ENGINEERING TECHNOLOGIES | 1 | 02/14/2025 |
| KEY CIVIL ENGINEERING PC | 1 | 07/02/2024 |
| Representative | Filings | Most Recent |
|---|---|---|
| DVA Advisors | 13 | 03/21/2026 |
| SANDEEP KAUR | 6 | 03/21/2026 |
| LOMBARDO PROFESSIONAL ENGINEERING | 2 | 03/21/2026 |
| PATUXENT ENGINEERING | 2 | 03/21/2026 |
| DOMANI CONSULTING | 2 | 03/21/2026 |
| LOMBARDO BUILDING CONSULTANTS | 2 | 03/21/2026 |
| SYNERGY BUILDING CONSULTANTS | 2 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| CM AND ASSOCIATES CONST | General Contractor | 8 | 07/08/2026 |
| MONCON INC | General Contractor | 6 | 07/08/2026 |
| G.N.T. MECHANICAL LLC | Plumbing | 5 | 07/16/2026 |
| J.K.CONSTRUCTION NEW YORK | General Contractor | 5 | 08/25/2026 |
| G.N.T. MECHANICAL LLC | Fire Protection | 4 | 07/16/2026 |
| JMD CONTRACTING OF NY INC | General Contractor | 3 | 07/08/2026 |
| ANDAMIO SCAFFOLDING LLC | General Contractor | 3 | 08/13/2026 |
| SOLUBON, LTD | General Contractor | 2 | 04/09/2026 |
| P-GOOM INC | General Contractor | 1 | 04/09/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| CONCRETE SOLUTIONS LAB CO | 5344 | 11 | 08/25/2026 |
| LEO Y LEE ASSOCIATES | 2481 | 3 | 06/22/2026 |
| ANCORA ENGINEERING, PLLC | 6818 | 2 | 11/13/2025 |
| KZ ENGINEERING, P.C. | 4665 | 2 | 11/07/2025 |
| GEA CONSULTING ENGINEERS | 945 | 1 | 08/20/2025 |
| DELTA TESTING LABS | 687 | 1 | 02/14/2025 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Sidewalk Shed | Permit Issued | J.K.CONSTRUCTION NEW YORK | 08/24/2026 |
| DOB NOW | Sidewalk Shed | Permit Issued | ANDAMIO SCAFFOLDING LLC | 08/12/2026 |
| DOB NOW | Standpipe | Permit Issued | G.N.T. MECHANICAL LLC | 07/15/2026 |
| DOB NOW | Sprinklers | Permit Issued | G.N.T. MECHANICAL LLC | 07/15/2026 |
| DOB NOW | Sprinklers | Permit Issued | G.N.T. MECHANICAL LLC | 07/15/2026 |
| DOB NOW | Plumbing | Permit Issued | G.N.T. MECHANICAL LLC | 07/08/2026 |
| DOB NOW | Construction Fence | Permit Issued | MONCON INC | 07/06/2026 |
| DOB NOW | Suspended Scaffold | Permit Issued | JMD CONTRACTING OF NY INC | 06/24/2026 |
| DOB NOW | Sidewalk Shed | Permit Issued | ANDAMIO SCAFFOLDING LLC | 05/18/2026 |
| DOB NOW | Sidewalk Shed | Permit Issued | J.K.CONSTRUCTION NEW YORK | 05/06/2026 |
| DOB NOW | General Construction | Permit Issued | CM AND ASSOCIATES CONST | 04/30/2026 |
| DOB NOW | Suspended Scaffold | Permit Issued | JMD CONTRACTING OF NY INC | 04/29/2026 |
| DOB NOW | Supported Scaffold | Permit Issued | JMD CONTRACTING OF NY INC | 04/29/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | CM AND ASSOCIATES CONST | 04/20/2026 |
| DOB NOW | Protection and Mechanical Methods | Permit Issued | MONCON INC | 02/26/2026 |
| DOB NOW | Sidewalk Shed | Permit Issued | ANDAMIO SCAFFOLDING LLC | 02/19/2026 |
| DOB NOW | General Construction | Permit Issued | CHRISTOPHER B. MESBAH | 02/12/2026 |
| DOB NOW | Protection and Mechanical Methods | Permit Issued | MONCON INC | 01/22/2026 |
| DOB NOW | Construction Fence | Permit Issued | MONCON INC | 01/08/2026 |
| DOB NOW | Protection and Mechanical Methods | Permit Issued | SOLUBON, LTD | 11/18/2025 |
| DOB NOW | Structural | Signed-off | CHRISTOPHER B. MESBAH | 11/07/2025 |
| DOB NOW | Structural | Permit Issued | CHRISTOPHER B. MESBAH | 10/14/2025 |
| DOB NOW | Protection and Mechanical Methods | Permit Issued | J.K.CONSTRUCTION NEW YORK | 10/14/2025 |
| DOB NOW | General Construction | Permit Issued | CHRISTOPHER B. MESBAH | 10/14/2025 |
| DOB NOW | Construction Fence | Permit Issued | J.K.CONSTRUCTION NEW YORK | 10/08/2025 |
| DOB NOW | Construction Fence | Permit Issued | MONCON INC | 10/08/2025 |
| DOB NOW | Protection and Mechanical Methods | Permit Issued | P-GOOM INC | 10/01/2025 |
| DOB NOW | Standpipe | Permit Issued | G.N.T. MECHANICAL LLC | 08/15/2025 |
| DOB NOW | Standpipe | Permit Issued | G.N.T. MECHANICAL LLC | 08/15/2025 |
| DOB NOW | Sprinklers | Permit Issued | G.N.T. MECHANICAL LLC | 08/15/2025 |
| DOB NOW | Protection and Mechanical Methods | Permit Issued | SOLUBON, LTD | 08/12/2025 |
| DOB NOW | Plumbing | Permit Issued | G.N.T. MECHANICAL LLC | 07/24/2025 |
| DOB NOW | Plumbing | Signed-off | G.N.T. MECHANICAL LLC | 07/10/2025 |
| DOB NOW | Support of Excavation | Permit Issued | CHRISTOPHER B. MESBAH | 05/08/2025 |
| DOB NOW | Foundation | Signed-off | CHRISTOPHER B. MESBAH | 05/08/2025 |
| DOB NOW | Sidewalk Shed | Permit Issued | J.K.CONSTRUCTION NEW YORK | 04/21/2025 |
| DOB NOW | Construction Fence | Permit Issued | MONCON INC | 03/24/2025 |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/25/2026 | Permit Issued | G.N.T. MECHANICAL LLC | Sprinkler System |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/25/2026 | Permit Issued | G.N.T. MECHANICAL LLC | Gas, Storm, Water/Sanitary |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 04/07/2026 | Permit Issued | JAM ELECTRICAL CORP | — |
| 02/18/2026 | Permit Issued | BOROWIDE ELECT'L CONTR'S | — |
| 02/10/2026 | Permit Issued | CENTRIFUGAL ELECTRIC LLC | — |
| 01/23/2026 | Permit Issued | CENTRIFUGAL ELECTRIC LLC | General Wiring, Lighting |
| 09/10/2025 | Permit Issued | OPTIMAL ELECTRIC, INC | — |
| 11/06/2024 | Complete | RICHARD NEU | — |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/25/2026 | Permit Issued | G.N.T. MECHANICAL LLC | Steel, Concrete |
| 01/20/2026 | Permit Issued | MONCON INC | 1 scope_items |
| 11/07/2025 | Permit Issued | SOLUBON, LTD | 1 scope_items |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 04/29/2026 | Permit Issued | JMD CONTRACTING OF NY INC | Scaffold |
| 02/18/2026 | Permit Issued | ANDAMIO SCAFFOLDING LLC | Sidewalk Shed |
| 02/04/2026 | Permit Issued | J.K.CONSTRUCTION NEW YORK | Fence, Sidewalk Shed |
| 10/10/2025 | Permit Issued | J.K.CONSTRUCTION NEW YORK | Fence |
| 05/01/2025 | Permit Issued | MONCON INC | Fence |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 04/29/2026 | Permit Issued | JMD CONTRACTING OF NY INC | Suspended Scaffold (SC) |
| Date | Type | Result | Report |
|---|---|---|---|
| 08/13/2026 | Pass-Final PL - Underground | Pass | View ↗ |
| 08/12/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 08/10/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 07/28/2026 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 06/04/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 05/14/2026 | Pass-Final Curb Cut Non-Directive 14 | Pass | View ↗ |
| 04/21/2026 | Fail-Final Curb Cut Non-Directive 14 | Fail | View ↗ |
| 04/17/2026 | Pass-Final PL - Up to 9 Requested Floors | Pass | View ↗ |
| 03/16/2026 | Pass-Final PL - More than 10 Requested Floors | Pass | View ↗ |
| 02/17/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 02/05/2026 | Certified StandPipe - SD - Hydrostatic 63/09 Test (Initial 75 Feet) | Certified | View ↗ |
| 01/12/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 10/21/2025 | Pass-Final Curb Cut Non-Directive 14 | Pass | View ↗ |
| 10/09/2025 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 09/30/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 09/19/2025 | Pass-Final PL - Underground | Pass | View ↗ |
| 09/09/2025 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 07/31/2025 | Certified Gas-Gas-Piping-Roughing | Certified | View ↗ |
| 07/31/2025 | Certified Storm Drainage-ST-Piping-Underground | Certified | View ↗ |
| 07/31/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 07/31/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 07/31/2025 | Pass-Final PL - Underground | Pass | View ↗ |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 07/31/2026 | Fenestration air leakage | MINA HANNA | energy_progress |
| 07/31/2026 | Fire-Resistant Penetrations and Joints | MINA HANNA | special |
| 07/31/2026 | Fire-Resistance Rated Construction | MINA HANNA | progress |
| 07/31/2026 | Air barrier continuity plan testing | MINA HANNA | energy_progress |
| 07/31/2026 | Fenestration and door U-factor and product ratings | MINA HANNA | energy_progress |
| 07/31/2026 | Vestibules | MINA HANNA | energy_progress |
| 07/31/2026 | Protection of exposed foundation insulation | MINA HANNA | energy_progress |
| 07/31/2026 | Fenestration areas | MINA HANNA | energy_progress |
| 07/31/2026 | Air barrier - visual inspection | MINA HANNA | energy_progress |
| 07/31/2026 | Insulation placement and R values | MINA HANNA | energy_progress |
| 06/18/2026 | Post-installed Anchors | Leo Lee | special |
| 05/29/2026 | Deep Foundation Elements | MINA HANNA | special |
| 05/29/2026 | Final | MINA HANNA | progress |
| 05/29/2026 | Footing and Foundation | MINA HANNA | progress |
| 05/29/2026 | Subsurface Investigations (Borings/Test Pits) | Arthur Alzamora | special |
| 05/29/2026 | Concrete - Cast-In-Place | MINA HANNA | special |
| 05/18/2026 | Structural Steel - High Strength Bolting | MINA HANNA | special |
| 05/18/2026 | Concrete - Cast-In-Place | MINA HANNA | special |
| 05/18/2026 | Post-installed Anchors | MINA HANNA | special |
| 05/18/2026 | Structural Steel - Details | MINA HANNA | special |
| 05/18/2026 | Structural Steel - Welding | MINA HANNA | special |
| 05/18/2026 | Final | MINA HANNA | progress |
| 05/18/2026 | Concrete - Cast-In-Place | MINA HANNA | special |
| 05/18/2026 | Deep Foundation Elements | MINA HANNA | special |
| 05/18/2026 | Subsurface Investigations (Borings/Test Pits) | Arthur Alzamora | special |