| Owner | Filings | Most Recent |
|---|---|---|
| RFR REALTY | 373 | 09/13/2026 |
| RFR | 128 | 07/08/2026 |
| 350 MADISON ACQUISITION | 47 | 07/08/2026 |
| NEWMARK KNIGHT FRANK | 29 | 07/08/2026 |
| 477 MADISON | 56 | 03/22/2026 |
| 477 MADAVE HOLDINGS LLC | 3 | 03/22/2026 |
| BARTON CONSTRUCTION | 2 | 03/22/2026 |
| 477 MAD AV HOLDINGS LLC | 1 | 03/22/2026 |
| 477 MADAVE C/O RFR HOLDIN | 1 | 03/22/2026 |
| 477 MADISON AVE | 1 | 03/22/2026 |
| Date | Price | Unit | Seller → Buyer | $/sf |
|---|---|---|---|---|
| 06/27/2019 | $102.9M | — | 477 MADAVE HOLDINGS, LLC → 477 MADISON LLC | $392/sf building |
| 06/27/2019 | $155.4M | — | J.A.B. MADISON HOLDINGS, LLC → 477 MADISON LLC | $592/sf building |
| Firm | Filings | Most Recent |
|---|---|---|
| PATTI & ANTHES CONSULTING ENGINEERS | 2 | 08/24/2026 |
| SSM DESIGN LLP D/B/A SPECTOR GROUP | 8 | 08/12/2026 |
| GILSANZ MURRAY STEFICEK LLP | 4 | 08/12/2026 |
| EDG | 5 | 06/16/2026 |
| AMA CONSULTING ENGINEERS, PC | 13 | 03/26/2026 |
| R.A. STINSON & ASSOCIATES, INC. | 2 | 03/24/2026 |
| MG ENGINEERING D.P.C. | 11 | 11/18/2025 |
| FOGARTY FINGER ARCHITECTURE PLLC | 4 | 11/14/2025 |
| CFS ENGINEERING, DPC | 101 | 11/12/2025 |
| FOCAL POINT ARCHITECTS & ASS. | 2 | 11/12/2025 |
| IW ARCHITECTURE, PLLC | 3 | 10/08/2025 |
| MEYERS+ ENGINEERS | 3 | 05/28/2025 |
| KPFF CONSULTING ENGINEERS | 1 | 05/23/2025 |
| O'NEIL LANGAN ARCHITECTS, P.C. | 1 | 05/22/2025 |
| WB ENGINEERS & CONSULTANTS PLLC | 7 | 04/10/2025 |
| ETNA CONSULTING STRUCTURAL ENGINEER | 6 | 01/14/2025 |
| TOHFAZ UDDIN PE PC | 1 | 10/03/2024 |
| PAUL PERDEK, PROF. ENG. PLLC | 1 | 05/17/2024 |
| KN3 ENGINEERING LLC | 1 | 05/10/2024 |
| MERIDIAN DESIGN ASSOCIATES | 2 | 03/29/2024 |
| EP ENGINEERING LLC | 2 | 12/06/2022 |
| ARCHYTECX DESIGN AND ARCHITECTURE | 1 | 12/06/2022 |
| SCHNACKEL ENGINEERS | 1 | 05/19/2022 |
| SHAABAN ENGINEERING, LLC | 1 | 03/30/2022 |
| AL FFRED ARCHITECTURE PLLC | 1 | 02/24/2022 |
| Representative | Filings | Most Recent |
|---|---|---|
| METROPOLIS GROUP INC | 290 | 03/21/2026 |
| LMS-ACE SERVICES | 4 | 03/21/2026 |
| AE DESIGN SOLUTION | 6 | 03/21/2026 |
| NEW YORK SIGN CONSULTANTS | 6 | 03/21/2026 |
| PAUL FUSCO CONSULTING | 6 | 03/21/2026 |
| RIZZO GROUP | 4 | 03/21/2026 |
| WILLIAM VITACCO ASSOCIATES | 2 | 03/21/2026 |
| SPRING SCAFFOLDING LLC | 2 | 03/21/2026 |
| NATIONAL MAINTENANCE | 2 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| TRI-STAR CONSTRUCTION CORP | General Contractor | 91 | 07/08/2026 |
| CITY/SUBURBAN PLBG CORP | Plumbing | 23 | 07/08/2026 |
| ARSENAL SCAFFOLD INC | General Contractor | 22 | 07/08/2026 |
| PSI PARTNERS, LLC | Fire Protection | 12 | 07/08/2026 |
| GENESIS NYC CONSTRUCTION | General Contractor | 11 | 07/08/2026 |
| ICON INTERIORS INC | General Contractor | 10 | 07/08/2026 |
| BARTON CONSTRUCTION LLC | General Contractor | 10 | 07/08/2026 |
| TOWER FIRE PROTECTION INC | Fire Protection | 9 | 07/08/2026 |
| BENJAMIN GROUP ENTERPRIS | General Contractor | 9 | 07/08/2026 |
| FULL CAPACITY FIRE CORP | Fire Protection | 8 | 07/08/2026 |
| G&B PLUMBING&HEATING CORP | Plumbing | 6 | 07/08/2026 |
| MIDRE CONTRACTING CORP | General Contractor | 6 | 07/08/2026 |
| SUREPOWER ELECTRIC, INC | Electrical | 4 | 03/22/2026 |
| S TERRANOVA LLC | General Contractor | 4 | 07/08/2026 |
| REMI INTERIORS INC | General Contractor | 4 | 07/08/2026 |
| SCHIMENTI CONSTRUCTION CO | General Contractor | 4 | 07/08/2026 |
| SPRING SCAFFOLDING LLC | General Contractor | 4 | 04/09/2026 |
| AQUEDUCT MECHANICAL CORP | Fire Protection | 4 | 07/08/2026 |
| RAPTOR MECHANICAL,INC | Plumbing | 3 | 07/08/2026 |
| WILLIAM C. GERAKARIS P&H | Plumbing | 3 | 07/08/2026 |
| B & A RESTORATION CONTRA | General Contractor | 3 | 07/08/2026 |
| M & S MECHANICAL SERVICES | General Contractor | 3 | 08/30/2026 |
| BERARDI, ONOFRIO | Electrical | 2 | 03/21/2026 |
| SHAMROCK MECHANICAL INC | Fire Protection | 2 | 07/08/2026 |
| GERNDT, MATTHEW | Electrical | 2 | 03/21/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| SHAHRISH SHUVO ENGINEERIN | 8524 | 21 | 08/24/2026 |
| EDG | 2578 | 5 | 06/16/2026 |
| GILSANZ MURRAY STEFICEK | 240 | 3 | 04/01/2026 |
| PSI AGENCY INC. | 254 | 58 | 07/31/2025 |
| QUALITY TESTING, LLC | 7344 | 5 | 05/28/2025 |
| ETNA CONSULTING STRUCTURA | 8263 | 5 | 01/14/2025 |
| LEO Y LEE ASSOCIATES | 2481 | 1 | 05/10/2024 |
| CFS ENGINEERING, PC | 615 | 18 | 05/12/2023 |
| EP INSPECTIONS AND COMMIS | 7079 | 3 | 12/06/2022 |
| MEP INSPECTIONS, INC | 1102 | 40 | 11/15/2022 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Mechanical Systems | Permit Issued | M & S MECHANICAL SERVICES | 08/27/2026 |
| DOB NOW | General Construction | Permit Issued | M & S MECHANICAL SERVICES | 08/19/2026 |
| DOB NOW | Structural | Permit Issued | M & S MECHANICAL SERVICES | 08/19/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | BARTON CONSTRUCTION LLC | 05/18/2026 |
| DOB NOW | General Construction | Permit Issued | GJNY.CORP | 04/23/2026 |
| DOB NOW | Structural | Signed-off | GJNY.CORP | 04/14/2026 |
| DOB NOW | Plumbing | Permit Issued | PFL MECHANICAL CORP | 04/13/2026 |
| DOB NOW | Sprinklers | Permit Issued | P & D MECHANICAL CORP | 04/13/2026 |
| DOB NOW | Structural | Signed-off | BENJAMIN GROUP ENTERPRIS | 02/26/2026 |
| DOB NOW | Suspended Scaffold | Signed-off | BENJAMIN MAINTENANCE | 12/30/2025 |
| DOB NOW | Supported Scaffold | Signed-off | BENJAMIN GROUP ENTERPRIS | 12/29/2025 |
| DOB NOW | Sprinklers | Permit Issued | MORA FIRE PROTECTION LLC | 12/23/2025 |
| DOB NOW | Plumbing | Permit Issued | CITY/SUBURBAN PLBG CORP | 12/19/2025 |
| DOB NOW | Sprinklers | Permit Issued | TPC THIRD PARTY CONSULT L | 12/17/2025 |
| DOB NOW | Plumbing | Signed-off | RAPTOR MECHANICAL, INC | 12/04/2025 |
| DOB NOW | General Construction | Signed-off | BARTON CONSTRUCTION | 11/26/2025 |
| DOB NOW | Mechanical Systems | Permit Issued | TRI-STAR CONSTRUCTION COR | 11/21/2025 |
| DOB NOW | General Construction | Permit Issued | TRI-STAR CONSTRUCTION COR | 11/21/2025 |
| DOB NOW | General Construction | Signed-off | GOING SIGN SERVICING | 10/15/2025 |
| DOB NOW | Sign | Signed-off | POLSINELLI, HENRY | 10/15/2025 |
| DOB NOW | Sign | Signed-off | POLSINELLI, HENRY | 10/15/2025 |
| DOB NOW | Sidewalk Shed | Signed-off | SPRING SCAFFOLDING LLC | 10/01/2025 |
| DOB NOW | Sprinklers | Permit Issued | BEDROCK MECHANICAL INC | 08/07/2025 |
| DOB NOW | Plumbing | Signed-off | BEDROCK PLBG. & HTG., INC | 08/07/2025 |
| DOB NOW | Mechanical Systems | Signed-off | SCHIMENTI CONSTRUCTION CO | 07/23/2025 |
| DOB NOW | General Construction | Signed-off | SCHIMENTI CONSTRUCTION CO | 07/23/2025 |
| DOB NOW | Sprinklers | Signed-off | MORA FIRE PROTECTION LLC | 07/23/2025 |
| DOB NOW | Plumbing | Signed-off | CITY/SUBURBAN PLBG CORP | 07/14/2025 |
| DOB NOW | Mechanical Systems | Signed-off | TRI-STAR CONSTRUCTION COR | 06/30/2025 |
| DOB NOW | General Construction | Signed-off | TRI-STAR CONSTRUCTION COR | 06/25/2025 |
| DOB NOW | Structural | Signed-off | SCHIMENTI CONSTRUCTION CO | 06/18/2025 |
| DOB NOW | General Construction | Signed-off | TRI-STAR CONSTRUCTION COR | 06/16/2025 |
| DOB NOW | Sprinklers | Permit Issued | MORA FIRE PROTECTION LLC | 06/12/2025 |
| DOB NOW | Plumbing | Signed-off | CITY/SUBURBAN PLBG CORP | 06/11/2025 |
| DOB NOW | Mechanical Systems | Signed-off | TRI-STAR CONSTRUCTION COR | 06/10/2025 |
| DOB NOW | Suspended Scaffold | Signed-off | BENJAMIN MAINTENANCE | 05/12/2025 |
| DOB NOW | Plumbing | Signed-off | RAPTOR MECHANICAL, INC | 03/24/2025 |
| DOB NOW | Mechanical Systems | Signed-off | BARTON CONSTRUCTION | 03/03/2025 |
| DOB NOW | Structural | Signed-off | BENJAMIN GROUP ENTERPRIS | 02/28/2025 |
| DOB NOW | General Construction | Signed-off | BARTON CONSTRUCTION | 02/21/2025 |
| Filed | Status | Contractor | Scope | Make / Model / Capacity |
|---|---|---|---|---|
| 04/01/2026 | Permit Issued | BARTON CONSTRUCTION LLC | Heating and Air Conditioning Systems | — |
| 11/18/2025 | Permit Issued | TRI-STAR CONSTRUCTION COR | Air Conditioning Systems | |
| 02/04/2022 | Signed-off | TRI-STAR CONSTRUCTION COR | Air Conditioning Systems | Cooling |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/24/2026 | — | — | Sprinkler System |
| 04/01/2026 | Permit Issued | CMP PIPING INC | Sprinkler System |
| 11/18/2025 | Permit Issued | PSI PARTNERS, LLC | 278 heads |
| 10/07/2025 | Permit Issued | TOWER FIRE PROTECTION INC | 3 heads |
| 06/26/2025 | Signed-off | PSI PARTNERS, LLC | 329 heads |
| 06/04/2025 | Permit Issued | PSI PARTNERS, LLC | 249 heads |
| 05/28/2025 | Permit Issued | BEDROCK MECHANICAL INC | Sprinkler System |
| 06/12/2020 | Signed-off | AQUEDUCT MECHANICAL CORP | 2 heads |
| 02/10/2020 | Permit Issued | FULL CAPACITY FIRE CORP | 77 heads |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 04/01/2026 | Permit Issued | PFL MECHANICAL CORP | Water/Sanitary |
| 11/18/2025 | Permit Issued | CITY/SUBURBAN PLBG CORP | Water/Sanitary |
| 10/07/2025 | Permit Issued | CITY/SUBURBAN PLBG CORP | Water/Sanitary |
| 06/26/2025 | Signed-off | CITY/SUBURBAN PLBG CORP | Water/Sanitary |
| 06/04/2025 | Signed-off | CITY/SUBURBAN PLBG CORP | Water/Sanitary |
| 05/28/2025 | Signed-off | BEDROCK PLBG. & HTG., INC | Water/Sanitary |
| 02/10/2020 | — | — | — |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 04/29/2026 | Permit Issued | SUREPOWER ELECTRIC, INC | — |
| 04/29/2026 | Permit Issued | SUREPOWER ELECTRIC, INC | General Wiring |
| 04/24/2026 | Complete | ALLRAN ELECTRIC OF NY LLC | 2 meters, 3 new_meters |
| 02/13/2026 | Complete | SUREPOWER ELECTRIC, INC | General Wiring |
| 12/16/2025 | Permit Issued | APOLLO ELECTRIC NYG, INC | General Wiring |
| 08/12/2025 | Complete | APOLLO ELECTRIC INSDUS IN | General Wiring |
| 08/12/2025 | Complete | APOLLO ELECTRIC INSDUS IN | General Wiring |
| 08/08/2025 | Complete | PRECISION ELECL CONT CORP | General Wiring |
| 06/16/2025 | Permit Issued | APOLLO ELECTRIC INSDUS IN | General Wiring |
| 05/07/2025 | Complete | UNITED ELEC & LIGHTING CO | General Wiring |
| 04/01/2025 | Complete | MATROS AUTOMATED ELEC'L C | — |
| 04/01/2025 | Complete | USIS ELECTRIC INC | — |
| 02/04/2025 | Complete | SUREPOWER ELECTRIC, INC | — |
| 01/23/2025 | Permit Issued | MATROS AUTOMATED ELEC'L C | — |
| 10/02/2024 | Complete | TOP SHELF ELECTRIC CORP | — |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/24/2026 | Permit Issued | M & S MECHANICAL SERVICES | Steel |
| 06/16/2026 | Signed-off | BENJAMIN GROUP ENTERPRIS | Concrete |
| 04/01/2026 | Permit Issued | BARTON CONSTRUCTION LLC | Steel, Concrete |
| 10/07/2025 | Permit Issued | TOWER FIRE PROTECTION INC | Steel, Concrete |
| 05/28/2025 | Permit Issued | BEDROCK MECHANICAL INC | Steel, Concrete |
| 06/16/2022 | Permit Issued | REMI INTERIORS INC | Steel, Concrete |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 05/17/2024 | Signed-off | BENJAMIN GROUP ENTERPRIS | Scaffold |
| 02/11/2019 | Permit Issued | B & A RESTORATION CONTRA | Scaffold |
| Date | Type | Result | Report |
|---|---|---|---|
| 08/06/2026 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 08/06/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 06/30/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 06/12/2026 | Certified Storm Drainage-ST-Piping-Roughing | Certified | View ↗ |
| 06/12/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 06/12/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 05/29/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 04/27/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 04/13/2026 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 02/20/2026 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 02/04/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 01/22/2026 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 12/22/2025 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 12/05/2025 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 10/02/2025 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 09/09/2025 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 09/09/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 08/25/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 08/19/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 08/19/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 08/13/2025 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 07/29/2025 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 06/20/2025 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 04/10/2025 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 04/10/2025 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 09/03/2026 | HVAC-R and service water piping design and insulation | Shahrish Shuvo | energy_progress |
| 09/03/2026 | Mechanical Systems | Shahrish Shuvo | special |
| 09/03/2026 | Electrical motors and elevators | Shahrish Shuvo | energy_progress |
| 09/03/2026 | Fire-Resistant Penetrations and Joints | Shahrish Shuvo | special |
| 09/03/2026 | Energy Code Compliance Inspections | Shahrish Shuvo | progress |
| 09/03/2026 | Lighting controls | Shahrish Shuvo | energy_progress |
| 09/03/2026 | Duct leakage testing, insulation and design | Shahrish Shuvo | energy_progress |
| 09/03/2026 | Maintenance information | Shahrish Shuvo | energy_progress |
| 09/03/2026 | Interior lighting power | Shahrish Shuvo | energy_progress |
| 09/03/2026 | Post-installed Anchors | Shahrish Shuvo | special |
| 09/03/2026 | Final | Shahrish Shuvo | progress |
| 08/10/2026 | Post-installed Anchors | Shahrish Shuvo | special |
| 08/10/2026 | Masonry | Shahrish Shuvo | special |
| 08/10/2026 | Energy Code Compliance Inspections | Shahrish Shuvo | progress |
| 08/10/2026 | Fire-Resistant Penetrations and Joints | Shahrish Shuvo | special |
| 08/10/2026 | Fire-Resistance Rated Construction | Shahrish Shuvo | progress |
| 06/23/2026 | Structural Steel - High Strength Bolting | Anthony Stasio | special |
| 06/23/2026 | Structural Steel - Welding | Anthony Stasio | special |
| 06/23/2026 | Final | Anthony Stasio | progress |
| 06/23/2026 | Structural Stability – Alterations of existing buildings | Anthony Stasio | special |
| 06/23/2026 | Masonry | Anthony Stasio | special |
| 06/03/2026 | Structural Steel - High Strength Bolting | Shahrish Shuvo | special |
| 06/03/2026 | Structural Steel - Welding | Shahrish Shuvo | special |
| 06/03/2026 | Structural Steel - Details | Shahrish Shuvo | special |
| 06/03/2026 | Final | Jhonatan Diaz Santana | progress |
| Tenant | Space | Floors | Renovation projects |
|---|---|---|---|
| Arora Group | Restaurant / Food Service | Floor 1 | Project M01305583 |
| Ariel Investments | Office | Floors 12, 13 | Project M01019640 |
| RFR | Office | Floor 20 | Project M00772510 |
| Alliance Bank | Office | Floors 16, 17 | Project M00705710 Project M00705857 |
| Western Alliance | Office | Floor 17 | Project M00705733 Project M00705741 |
| Ariel Alternatives | Office | Floors 13, 14 | Project M00670351 Project M00670170 Project M00670396 Project M00670940 |
| Cliffwater | Office | Floors 15, 16 | Project M00685335 Project M00685368 Project M00685407 |
| Nrivkinradler | Office | Floor 4 | Project M00335118 |
| Rivkin Radler | Office | Floor 4 | Project M00335129 |