| Owner | Filings | Most Recent |
|---|---|---|
| VORNADO REALTY TRUST | 275 | 09/13/2026 |
| 962 THIRD AVENUE ASSOCIATES | 16 | 04/09/2026 |
| 650 MADISON OWNER LLC | 5 | 03/22/2026 |
| CRP/ AAF 650 MADISON OWNER LLC | 214 | 03/22/2026 |
| CB RICHARD MANAGEMENT CO | 1 | 03/22/2026 |
| HIRO REAL ESTATE | 308 | 03/22/2026 |
| OWNER OF 650 MADISON AVE | 1 | 03/22/2026 |
| EDWARD S GRODON CO INC | 1 | 03/22/2026 |
| KIRO REAL ESTATE | 1 | 03/22/2026 |
| E.S. GORDON+ CO INC | 1 | 03/22/2026 |
| Date | Price | Unit | Seller → Buyer | $/sf |
|---|---|---|---|---|
| 09/30/2013 | $1.3B | — | CRP/AAC 650 MADISON OWNER L.L.C. → 650 MADISON OWNER LLC | $2,877/sf building |
| Firm | Filings | Most Recent |
|---|---|---|
| ENV ARCHITECTS, DPC | 11 | 07/06/2026 |
| GENSLER | 2 | 06/29/2026 |
| BUROHAPPOLD | 1 | 06/29/2026 |
| OLA CONSULTING ENGINEERS, PC | 16 | 04/14/2026 |
| GILSANZ MURRAY STEFICEK LLP | 8 | 02/06/2026 |
| WSP | 38 | 10/16/2025 |
| SYNC ARCHITECTURE P.C | 6 | 09/04/2025 |
| PAUL PERDEK, PROF. ENG. PLLC | 1 | 07/30/2025 |
| TPG ARCHITECTURE, LLP | 8 | 06/02/2025 |
| ROSINI ENGINEERING, PC | 10 | 10/30/2024 |
| BIANCA V. SKVIRSKY, PE | 1 | 05/29/2024 |
| STUDIOS ARCHITECTURE | 3 | 03/06/2024 |
| SAWICKITARELLA ARCHITECTURE+DESIGN | 8 | 03/04/2024 |
| KOHLER RONAN, LLC | 4 | 05/22/2023 |
| ATMOSPHERE DESIGN & ARCH PLLC | 3 | 03/21/2023 |
| RICHARD PUSWALD PE | 1 | 09/30/2022 |
| MDEAS ARCHITECTS | 2 | 07/29/2022 |
| ASDA ARCHITECTURE + DESIGN | 3 | 07/06/2022 |
| JOHN F. GIUSEFFI, ARCHITECT, PC | 1 | 03/23/2022 |
| RANDALL P. COLLINS ARCHITECT, PC | 1 | 03/15/2022 |
| PETER A. LEPTUCH P.E. | 3 | 03/30/2021 |
| SHAABAN ENGINEERING, LLC | 1 | 10/09/2020 |
| CARL GUINTA ASSOCIATES | 1 | 05/19/2020 |
| STRATFORD ENGINEERING | 1 | 01/21/2020 |
| E4P CONSULTING ENGINEERING PLLC | 3 | 01/07/2020 |
| Representative | Filings | Most Recent |
|---|---|---|
| ARCHETYPE CONSULTANTS | 156 | 03/21/2026 |
| BURNHAM NATIONWIDE INC | 40 | 03/21/2026 |
| RIZZO GROUP | 8 | 03/21/2026 |
| MUNICIPAL BUILDING CONSULTANTS | 1 | 03/21/2026 |
| OUTSOURCE CONSULTANTS, INC. | 10 | 03/21/2026 |
| EMPIRE CITY CONSULTANTS, INC. | 6 | 03/21/2026 |
| D AND L EXPEDITING | 2 | 03/21/2026 |
| EA DESIGN GROUP | 10 | 03/21/2026 |
| BUILDING BROTHERS | 4 | 03/21/2026 |
| LOUIS STRIAR | 4 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| CLUNE CONSTRUCTION CO LP | General Contractor | 31 | 07/08/2026 |
| TECTONIC BUILDERS INC | General Contractor | 20 | 07/08/2026 |
| MICHILLI INC | General Contractor | 17 | 07/08/2026 |
| L&K PARTNERS, INC | General Contractor | 17 | 07/08/2026 |
| JAMES M. BARB CONSTR. INC | General Contractor | 10 | 07/08/2026 |
| BENCHMARK BUILDERS LLC | General Contractor | 8 | 07/10/2026 |
| TRISTATE AIR CONDITIONING | General Contractor | 7 | 07/08/2026 |
| JRM CONSTRUCTION MGMT LLC | General Contractor | 7 | 07/08/2026 |
| ABCO-PEERLESS SPRKLR CORP | Fire Protection | 7 | 07/08/2026 |
| SIRINA FIRE PROT CORP | Fire Protection | 7 | 07/08/2026 |
| STEPHEN ROSTOWSKY | Electrical | 6 | 03/21/2026 |
| W5 GROUP LLC | General Contractor | 6 | 03/21/2026 |
| PAR PLUMBING CO., INC | Plumbing | 5 | 07/08/2026 |
| PAR FIRE PROTECTION LLC | Fire Protection | 5 | 07/08/2026 |
| TRI-STAR CONSTRUCTION CORP | General Contractor | 4 | 07/08/2026 |
| BICCE LLC | General Contractor | 4 | 07/08/2026 |
| STRUCTURE TONE, LLC | General Contractor | 3 | 07/08/2026 |
| POLO ELECTRIC CORP. D/B/A | Electrical | 3 | 03/22/2026 |
| NATIONAL MAINTENANCE | Scaffold | 3 | 07/08/2026 |
| GEORGE BRESLAW PLBNG LLC | Plumbing | 3 | 07/08/2026 |
| ROCKMOR ELEC. ENTERPR INC | Electrical | 2 | 03/22/2026 |
| FULL CAPACITY FIRE CORP | Fire Protection | 2 | 07/08/2026 |
| KONSKER ELECTRIC CORP. | Electrical | 2 | 03/22/2026 |
| MARLIN MECHANICAL INC | General Contractor | 2 | 03/21/2026 |
| EAGLE SCAFFOLDING SVCS INC | General Contractor | 2 | 03/21/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| RYAN SPECIAL ENGINEERING | 2018 | 19 | 07/06/2026 |
| ALAN MARGOLIN & ASSOC | 423 | 9 | 06/29/2026 |
| HANSEN ENGINEERING PC | 8174 | 11 | 02/06/2026 |
| ALAN D MARCUS, PE | 1761 | 16 | 08/01/2025 |
| ROSINI ENGINEERING, PC | 3282 | 12 | 10/30/2024 |
| GILSANZ MURRAY STEFICEK | 240 | 7 | 02/29/2024 |
| G&G SPRINKLER SERVICES LL | 2782 | 11 | 03/06/2023 |
| KATZ ENGINEERING | 238 | 4 | 11/17/2022 |
| ASDA ARCHITECTURE + DESIG | 2015 | 5 | 09/29/2022 |
| BECKER ENGINEERING, PC | 633 | 3 | 10/19/2021 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Protection and Mechanical Methods | Permit Issued | CORE SCAFFOLD SYSTEMS INC. | 07/16/2026 |
| DOB NOW | General Construction | Permit Issued | BENCHMARK BUILDERS LLC | 07/08/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | WESBUILT CONSTRUCTION MAN | 07/02/2026 |
| DOB NOW | General Construction | Permit Issued | WESBUILT CONSTRUCTION MAN | 06/30/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | TRISTATE AIR CONDITIONING | 05/06/2026 |
| DOB NOW | Sprinklers | Signed-off | ABCO-PEERLESS SPRKLR CORP | 02/27/2026 |
| DOB NOW | Sprinklers | Permit Issued | ABCO-PEERLESS SPRKLR CORP | 12/02/2025 |
| DOB NOW | Mechanical Systems | Permit Issued | TRISTATE AIR CONDITIONING | 12/02/2025 |
| DOB NOW | General Construction | Permit Issued | BENCHMARK BUILDERS LLC | 11/25/2025 |
| DOB NOW | Plumbing | Permit Issued | GEORGE BRESLAW PLBNG LLC | 11/25/2025 |
| DOB NOW | Mechanical Systems | Permit Issued | TRISTATE AIR CONDITIONING | 10/24/2025 |
| DOB NOW | Mechanical Systems | Permit Issued | TRISTATE AIR CONDITIONING | 09/29/2025 |
| DOB NOW | Sprinklers | Signed-off | ABCO-PEERLESS SPRKLR CORP | 09/22/2025 |
| DOB NOW | General Construction | Permit Issued | BENCHMARK BUILDERS LLC | 09/19/2025 |
| DOB NOW | General Construction | Signed-off | WINICK PRODUCTIONS, LLC | 09/10/2025 |
| DOB NOW | General Construction | Signed-off | BICCE LLC | 08/22/2025 |
| DOB NOW | Protection and Mechanical Methods | Permit Issued | CORE SCAFFOLD SYSTEMS INC | 07/30/2025 |
| DOB NOW | Structural | Signed-off | TRI-STAR CONSTRUCTION COR | 04/22/2025 |
| DOB NOW | Plumbing | Signed-off | GEORGE BRESLAW PLBNG LLC | 03/10/2025 |
| DOB NOW | General Construction | Permit Issued | BENCHMARK BUILDERS LLC | 03/09/2025 |
| DOB NOW | Mechanical Systems | Permit Issued | TRISTATE AIR CONDITIONING | 03/07/2025 |
| DOB NOW | Plumbing | Signed-off | ABCO-PEERLESS SPRKLR CORP | 03/07/2025 |
| DOB NOW | Mechanical Systems | Signed-off | TRISTATE AIR CONDITIONING | 01/02/2025 |
| DOB NOW | Mechanical Systems | Signed-off | TRISTATE AIR CONDITIONING | 10/11/2024 |
| DOB NOW | Sprinklers | Signed-off | ABCO-PEERLESS SPRKLR CORP | 10/08/2024 |
| DOB NOW | Plumbing | Signed-off | GEORGE BRESLAW PLBNG LLC | 10/07/2024 |
| DOB NOW | General Construction | Signed-off | BENCHMARK BUILDERS LLC | 09/26/2024 |
| DOB NOW | Plumbing | Signed-off | FULL CAPACITY FIRE CORP | 07/11/2024 |
| DOB NOW | Plumbing | Signed-off | PAR PLUMBING CO., INC | 07/10/2024 |
| DOB NOW | Mechanical Systems | Signed-off | MARLIN MECHANICAL INC | 07/09/2024 |
| DOB NOW | General Construction | Signed-off | BENCHMARK BUILDERS LLC | 07/08/2024 |
| DOB NOW | Sign | Signed-off | SIGNS CAD CORP | 06/27/2024 |
| DOB NOW | Sign | Signed-off | SIGNSTAR NYC | 05/30/2024 |
| DOB NOW | General Construction | Signed-off | BICCE LLC | 04/01/2024 |
| DOB NOW | General Construction | Signed-off | JRM CONSTRUCTION MGMT LLC | 03/13/2024 |
| DOB NOW | Structural | Signed-off | MICHILLI INC | 03/04/2024 |
| DOB NOW | General Construction | Signed-off | MICHILLI INC | 03/04/2024 |
| DOB NOW | Sprinklers | Signed-off | SIRINA FIRE PROT CORP | 01/18/2024 |
| DOB NOW | Plumbing | Signed-off | MAC FELDER INC | 01/10/2024 |
| DOB NOW | General Construction | Signed-off | MICHILLI INC | 01/02/2024 |
| Filed | Status | Contractor | Scope | Make / Model / Capacity |
|---|---|---|---|---|
| 11/20/2025 | Permit Issued | TRISTATE AIR CONDITIONING | Heating and Air Conditioning Systems | Heat / Cool Trane Model #EXHK030B 850 CFM · Heat Pump Outdoor ×1 |
| 11/03/2025 | Permit Issued | TRISTATE AIR CONDITIONING | Heating and Air Conditioning Systems | Heat / Cool Trane GEHK1203 4,000 CFM · Electric Heater ×6 |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 11/20/2025 | Permit Issued | ABCO-PEERLESS SPRKLR CORP | 248 heads |
| 11/03/2025 | Signed-off | ABCO-PEERLESS SPRKLR CORP | — |
| 05/19/2020 | Permit Issued | UNITED PLBG MECHANICAL IN | — |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 11/20/2025 | Permit Issued | GEORGE BRESLAW PLBNG LLC | Water/Sanitary |
| 11/03/2025 | Signed-off | GEORGE BRESLAW PLBNG LLC | Water/Sanitary |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 07/07/2026 | Permit Issued | PREMIER ELECTRIC, INC | General Wiring |
| 06/18/2026 | Complete | CM ELECTRICAL SERVICES IN | General Wiring |
| 02/25/2026 | Complete | ROCKMOR ELEC. ENTERPR INC | General Wiring |
| 01/09/2026 | Permit Issued | ROCKMOR ELEC. ENTERPR INC | General Wiring |
| 07/09/2025 | Complete | ROCKMOR ELEC. ENTERPR INC | General Wiring |
| 03/19/2025 | Complete | BIG CITY ELECL SOLUTIONS | — |
| 11/26/2024 | Complete | KONSKER ELECTRIC CORP. | General Wiring |
| 03/06/2024 | Complete | JSP ELECTL CNTNG CORP | General Wiring |
| 12/22/2023 | Complete | KLEINKNECHT ELEC. CO.,INC | General Wiring |
| 12/13/2023 | Complete | C. W. GREENE INC | General Wiring |
| 07/24/2023 | Complete | JSP ELECTL CNTNG CORP | General Wiring |
| 06/22/2023 | Complete | DAL ELECTRICAL CORP. | General Wiring |
| 05/17/2023 | Complete | KONSKER ELECTRIC CORP. | — |
| 10/26/2022 | Complete | POLO ELECTRIC CORP. D/B/A | General Wiring |
| 09/27/2022 | Complete | AVALON ELECTRIC CORP. | General Wiring |
| Date | Type | Result | Report |
|---|---|---|---|
| 09/04/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 07/30/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 07/16/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 04/29/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 04/10/2026 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 04/07/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 03/06/2026 | Certified Storm Drainage-ST-Piping-Roughing | Certified | View ↗ |
| 03/06/2026 | Certified Storm Drainage-ST-Piping-Underground | Certified | View ↗ |
| 03/06/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 03/06/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 02/20/2026 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 02/10/2026 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 02/03/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 12/31/2025 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 12/30/2025 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 11/12/2025 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 11/06/2025 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 11/06/2025 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 09/17/2025 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 09/11/2025 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 09/03/2025 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 08/08/2025 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 08/05/2025 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 06/11/2025 | Pass-Final CND-Occupancy Inspection | Pass | View ↗ |
| 05/23/2025 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 06/25/2026 | Final | William Ryan | progress |
| 06/25/2026 | Sprayed fire-resistant materials | Young Suh | special |
| 06/25/2026 | Fire-Resistant Penetrations and Joints | Young Suh | special |
| 06/25/2026 | Fire-Resistant Penetrations and Joints | William Ryan | special |
| 05/18/2026 | Final | Young Suh | progress |
| 05/18/2026 | Mechanical Systems | Young Suh | special |
| 04/13/2026 | Mechanical Systems | William Ryan | special |
| 04/13/2026 | Final | William Ryan | progress |
| 02/10/2026 | Structural Steel - High Strength Bolting | Ryan Hansen | special |
| 02/10/2026 | Structural Steel - Welding | Ryan Hansen | special |
| 02/10/2026 | Final | Ryan Hansen | progress |
| 02/10/2026 | Post-installed Anchors | Ryan Hansen | special |
| 02/10/2026 | Structural Steel - Details | Ryan Hansen | special |
| 02/10/2026 | Sprayed fire-resistant materials | Ryan Hansen | special |
| 02/10/2026 | Structural Stability – Alterations of existing buildings | Ryan Hansen | special |
| 11/20/2025 | Maintenance information | William Ryan | energy_progress |
| 11/20/2025 | HVAC-R and service water piping design and insulation | William Ryan | energy_progress |
| 11/20/2025 | Interior lighting power | William Ryan | energy_progress |
| 11/20/2025 | HVAC-R and service water heating equipment | William Ryan | energy_progress |
| 11/20/2025 | Lighting controls | William Ryan | energy_progress |
| 11/20/2025 | HVAC-R and service water heating system controls | William Ryan | energy_progress |
| 11/13/2025 | Sprinkler Systems | William Ryan | special |
| 10/31/2025 | Sprinkler Systems | William Ryan | special |
| 10/21/2025 | Final | William Ryan | progress |
| 10/21/2025 | Fire-Resistant Penetrations and Joints | William Ryan | special |
| Tenant | Space | Floors | Renovation projects |
|---|---|---|---|
| Bloomberg Philanthropies | Office | Floor 23 | Project M01404056 |
| Roger Vivier | Retail | Floor 1 | Project M01046320 Project M01004798 |
| BC Partners | Office | Floor 3 | Project M00971119 Project M00971133 Project M00971140 Project M00971147 |
| Tod's | Retail | Ground, Floor 1 | Project M00863303 Project M00863291 Project M00863295 Project M00863284 Project M00863335 Project M00802723 Project M00802732 |
| HighPost Capital | Office | Floor 24 | Project M00787693 Project M00787696 Project M00787701 |
| Ralph Lauren | Office | Floor 6 | Project M00632296 |
| Moncler | Retail | Floors 1–5 | Project M00239770 Project M00242592 |