| Owner | Filings | Most Recent |
|---|---|---|
| DS400OWNER | 112 | 09/13/2026 |
| CLASSIC CONSULTING GROUP | 4 | 07/08/2026 |
| MACKLOWE MANAGEMENT | 435 | 07/08/2026 |
| NEWMARK | 56 | 07/08/2026 |
| 400 MADISON AVE NEW ENTITY LL | 99 | 03/22/2026 |
| 400 MADISON LLC L. DIAZ | 1 | 03/22/2026 |
| OWNER OF 400 MADISON AVE | 1 | 03/22/2026 |
| 400 MADISON AVENUE | 62 | 03/22/2026 |
| BANK OF CHINA | 1 | 03/21/2026 |
| NEW ENTITY LLC | 1 | 03/21/2026 |
| Date | Price | Unit | Seller → Buyer | $/sf |
|---|---|---|---|---|
| 10/24/2018 | $194.5M | — | — → — | $1,331/sf building |
| Firm | Filings | Most Recent |
|---|---|---|
| AG ENGINEERING PLLC | 2 | 06/24/2026 |
| AVCON ENGINEERING PC | 3 | 06/01/2026 |
| ROSENBAUM DESIGN GROUP | 1 | 06/01/2026 |
| ALWAYS FAST SERVICES CORP | 1 | 05/26/2026 |
| HOFFMANN ARCHITECTS, INC. | 2 | 04/20/2026 |
| LEON SKVIRSKY PE | 2 | 01/12/2026 |
| SCHNACKEL ENGINEERS | 3 | 12/11/2025 |
| VALERIO ARCHITECTS | 1 | 12/09/2025 |
| WALTER T. GORMAN, P.E., P.C. | 16 | 11/07/2025 |
| JOHN F. GIUSEFFI, ARCHITECT, PC | 9 | 06/06/2025 |
| FL&M ENGINEERING DESIGN &INSPECTION | 3 | 06/02/2025 |
| GEORGE J. XERAKIAS, PE | 1 | 05/12/2025 |
| ALSIEUX ARCHITECTURE, LLC. | 1 | 04/29/2025 |
| LOFFREDO BROOKS ARCHITECTS P.C. | 3 | 04/01/2024 |
| TOHFAZ UDDIN PE PC | 5 | 02/14/2024 |
| CFS ENGINEERING, DPC | 8 | 05/31/2023 |
| HOWARD L ZIMMERMAN ARCH & ENG DPC | 1 | 03/28/2023 |
| 2LS CONSULTING ENGINEERING, DPC | 7 | 03/11/2020 |
| EWINGCOLE | 4 | 01/23/2020 |
| Representative | Filings | Most Recent |
|---|---|---|
| DJH ARCHITECTURE P C | 22 | 03/21/2026 |
| VALERIO ARCHITECTS | 3 | 03/21/2026 |
| WALTER T GORMAN PE | 68 | 03/21/2026 |
| SPRING SCAFFOLDING LLC | 10 | 03/21/2026 |
| DOMANI CONSULTING | 8 | 03/21/2026 |
| MUNICIPAL BUILDING CONSULTANTS | 2 | 03/21/2026 |
| BUILDING BROTHERS | 4 | 03/21/2026 |
| RIGGINING CONSULTANTS | 1 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| DEMAJ 2 LLC | General Contractor | 11 | 07/08/2026 |
| UNITED BROTHERS PRO CONST | General Contractor | 5 | 07/08/2026 |
| CONCEPT CONSTRUCTION SERV | General Contractor | 4 | 03/21/2026 |
| DEPENDABLE MECHANICAL COR | Fire Protection | 4 | 07/08/2026 |
| REIDY CONTRACTING GROUP | General Contractor | 4 | 04/09/2026 |
| URBAN INTELLIGENCE, INC | General Contractor | 4 | 08/12/2026 |
| A&H EXPRESS PLBG&HTG CORP | Plumbing | 4 | 07/08/2026 |
| CERCONE EXTERIOR REST COR | General Contractor | 3 | 07/04/2026 |
| TRISTATE PLBG SVCS CORP | Plumbing | 3 | 07/08/2026 |
| EXTERIOR WALL & BUILDING | General Contractor | 3 | 07/08/2026 |
| COOPER WORKS INC | General Contractor | 3 | 04/09/2026 |
| SPRING SCAFFOLDING LLC | General Contractor | 3 | 04/09/2026 |
| BEDROCK PLBG. & HTG., INC | Plumbing | 2 | 07/08/2026 |
| PAR PLUMBING CO., INC | Plumbing | 2 | 07/08/2026 |
| CLASSIC CONSULTING GROUP | General Contractor | 2 | 07/08/2026 |
| ARCADIA ELECT'L CO. INC. | Electrical | 2 | 03/22/2026 |
| RINNOVO CONSTRUCTION, LLC | General Contractor | 2 | 07/08/2026 |
| A M A HOLDINGS | Scaffold | 2 | 07/08/2026 |
| YATES EXTERIOR RESTORATION | General Contractor | 2 | 07/08/2026 |
| A.W. & S. CONSTRUCTION CO | General Contractor | 2 | 07/08/2026 |
| L S SIGN | Scaffold | 2 | 07/02/2026 |
| TRISTATE PLBG SVCS CORP | Fire Protection | 1 | 07/08/2026 |
| ANTHONY FIGUCCIO | Electrical | 1 | 03/21/2026 |
| DPR CONSTRUCTION | General Contractor | 1 | 04/09/2026 |
| SIGNATURE CONSTRUCTION GROUP | General Contractor | 1 | 07/08/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| AHT ENGINEERING PLLC | 8836 | 4 | 06/01/2026 |
| WALTER T. GORMAN, P.E., P | 268 | 27 | 04/20/2026 |
| QUALITY TESTING, LLC | 7344 | 3 | 12/11/2025 |
| GEORGE J. XERAKIAS, PE | 1658 | 2 | 09/04/2025 |
| CFS ENGINEERING, PC | 615 | 3 | 06/25/2021 |
| CUSTODIO CONSULTING, LLC | 1835 | 6 | 03/11/2020 |
| STRACAR SPECIAL INSPECTIO | 229 | 2 | 01/23/2020 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Suspended Scaffold | Permit Issued | CERCONE EXTERIOR REST COR | 09/09/2026 |
| DOB NOW | Sidewalk Shed | Permit Issued | URBAN INTELLIGENCE, INC | 08/11/2026 |
| DOB NOW | General Construction | Permit Issued | CERCONE EXTERIOR REST COR | 07/02/2026 |
| DOB NOW | Suspended Scaffold | Permit Issued | CERCONE EXTERIOR REST COR | 07/01/2026 |
| DOB NOW | Sign | Signed-off | L.S. SIGN CO., INC | 06/30/2026 |
| DOB NOW | Sign | Signed-off | L.S. SIGN CO., INC | 06/30/2026 |
| DOB NOW | Sprinklers | Permit Issued | PSI PARTNERS, LLC | 06/12/2026 |
| DOB NOW | Plumbing | Signed-off | WILLIAM C. GERAKARIS P&H | 06/05/2026 |
| DOB NOW | General Construction | Signed-off | RINNOVO CONSTRUCTION, LLC | 06/05/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | RINNOVO CONSTRUCTION, LLC | 06/04/2026 |
| DOB NOW | Supported Scaffold | Permit Issued | ANDAMIO SCAFFOLDING LLC | 05/26/2026 |
| DOB NOW | Sidewalk Shed | Permit Issued | URBAN INTELLIGENCE, INC | 05/19/2026 |
| DOB NOW | Construction Fence | Signed-off | URBAN INTELLIGENCE, INC | 05/13/2026 |
| DOB NOW | Supported Scaffold | Permit Issued | CLASSIC CONSULTING GROUP | 05/06/2026 |
| DOB NOW | Sign | Permit Issued | A.M.A HOLDINGS INC | 02/27/2026 |
| DOB NOW | Sign | Permit Issued | A.M.A HOLDINGS INC | 02/27/2026 |
| DOB NOW | Sprinklers | Signed-off | ACCURATE MECHANICAL INC | 01/05/2026 |
| DOB NOW | Mechanical Systems | Signed-off | COOPER WORKS | 01/05/2026 |
| DOB NOW | Plumbing | Signed-off | ANTHONY DISABATO | 01/05/2026 |
| DOB NOW | General Construction | Permit Issued | COOPER WORKS | 12/19/2025 |
| DOB NOW | Sidewalk Shed | Permit Issued | EXTERIOR WALL & BUILDING | 12/02/2025 |
| DOB NOW | Structural | Signed-off | REIDY CONTRACTING GROUP | 10/02/2025 |
| DOB NOW | Suspended Scaffold | Permit Issued | CERCONE EXTERIOR REST COR | 09/10/2025 |
| DOB NOW | General Construction | Signed-off | REIDY CONTRACTING GROUP | 07/03/2025 |
| DOB NOW | Mechanical Systems | Signed-off | REIDY CONTRACTING GROUP | 06/30/2025 |
| DOB NOW | Suspended Scaffold | Permit Issued | CERCONE EXTERIOR REST COR | 06/26/2025 |
| DOB NOW | General Construction | Permit Issued | CERCONE EXTERIOR REST COR | 06/24/2025 |
| DOB NOW | Construction Fence | Signed-off | EXTERIOR WALL & BUILDING | 06/02/2025 |
| DOB NOW | Supported Scaffold | Permit Issued | CLASSIC CONSULTING GROUP | 04/30/2025 |
| DOB NOW | Mechanical Systems | Signed-off | UNITED BROTHERS PRO CONST | 02/26/2025 |
| DOB NOW | General Construction | Signed-off | UNITED BROTHERS PRO CONST | 02/24/2025 |
| DOB NOW | Sidewalk Shed | Permit Issued | EXTERIOR WALL & BUILDING | 12/27/2024 |
| DOB NOW | Mechanical Systems | Signed-off | UNITED BROTHERS PRO CONST | 10/17/2024 |
| DOB NOW | General Construction | Signed-off | UNITED BROTHERS PRO CONST | 10/15/2024 |
| DOB NOW | General Construction | Signed-off | UNITED BROTHERS PRO CONST | 10/11/2024 |
| DOB NOW | Sidewalk Shed | Permit Issued | URBAN INTELLIGENCE, INC | 10/03/2024 |
| DOB NOW | Sprinklers | Signed-off | BEDROCK MECHANICAL INC | 07/17/2024 |
| DOB NOW | Sprinklers | Signed-off | BEDROCK PLBG. & HTG., INC | 07/17/2024 |
| DOB NOW | General Construction | Permit Issued | CONCEPT CONSTRUCTION SERV | 07/15/2024 |
| DOB NOW | Mechanical Systems | Signed-off | CONCEPT CONSTRUCTION SERV | 07/15/2024 |
| Filed | Status | Contractor | Scope | Make / Model / Capacity |
|---|---|---|---|---|
| 12/10/2025 | Signed-off | COOPER WORKS INC | Heating and Air Conditioning Systems, Ventilation Systems | Heat / Cool Ventilation Greenheck Greenheck SQ-95-VG 600 CFM · Exhaust Fan ×1 |
| 06/25/2021 | Signed-off | SIGNATURE CONSTRUCTION GR | Air Conditioning Systems, Associated Ducts and Piping | Cooling Florida Heat Pump LV048 4 tons · Wshp ×1 Ducts & Piping Not Applicable not applicable 1 BTU · Ductwork ×1 |
| 10/23/2019 | — | — | Air Conditioning Systems | Cooling Florida Heat Pump LV042 42,000 BTU · Wshp ×3 |
| 10/23/2019 | — | — | Air Conditioning Systems | Cooling |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 06/01/2026 | Permit Issued | PSI PARTNERS, LLC | 17 heads |
| 12/15/2020 | Signed-off | A&M WARSHAW SERVICES LLC | 71 heads |
| 10/23/2019 | — | — | 19 heads |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 10/23/2019 | — | — | Water/Sanitary |
| 10/23/2019 | Signed-off | TRISTATE PLBG SVCS CORP | Water/Sanitary |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 05/27/2026 | Complete | TOP NOTCH ELECTRIC INC | General Wiring |
| 04/19/2026 | Complete | GREEN APPLE ELECL SVCS LL | General Wiring |
| 07/28/2025 | Permit Issued | ARCADIA ELECT'L CO. INC. | General Wiring |
| 07/01/2025 | Permit Issued | MATROS AUTOMATED ELEC'L C | General Wiring |
| 02/18/2025 | Complete | AMERGY ELECTRIC OF NY INC | General Wiring |
| 10/24/2024 | Permit Issued | 5 J'S ELECTL CONTS CORP | — |
| 07/24/2024 | Permit Issued | JAVELIN ELECTRIC INC | General Wiring |
| 03/18/2024 | Complete | MIDLAND ELECTRIC INC | General Wiring |
| 03/18/2024 | Complete | MIDLAND ELECTRIC INC | General Wiring |
| 02/15/2024 | Complete | TOP SHELF ELECTRIC CORP | — |
| 02/05/2024 | Complete | MIDLAND ELECTRIC INC | General Wiring |
| 08/16/2023 | Complete | COGEN ELEC'L SERVICES,INC | General Wiring |
| 08/11/2023 | Permit Issued | OMD ELECTRICAL CORP | 1 meters, 1 new_meters |
| 09/26/2022 | Complete | ARCADIA ELECT'L CO. INC. | General Wiring |
| 03/31/2021 | Complete | CORPORATE ELEC. GROUP INC | — |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 05/26/2026 | Permit Issued | ANDAMIO SCAFFOLDING LLC | Scaffold |
| 06/02/2025 | Signed-off | URBAN INTELLIGENCE, INC | Fence |
| 06/02/2025 | Permit Issued | URBAN INTELLIGENCE, INC | Sidewalk Shed |
| 04/29/2025 | Permit Issued | CLASSIC CONSULTING GROUP | Scaffold |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 09/04/2025 | Permit Issued | CERCONE EXTERIOR REST COR | Suspended Scaffold (SC) |
| Date | Type | Result | Report |
|---|---|---|---|
| 08/05/2026 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 08/03/2026 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 07/30/2026 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 07/30/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 06/25/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 05/26/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 04/06/2026 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 03/26/2026 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 03/24/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 01/30/2026 | Certified Storm Drainage-ST-Piping-Underground | Certified | View ↗ |
| 01/29/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 01/26/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 01/31/2025 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 01/29/2025 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 01/29/2025 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 01/05/2025 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 11/25/2024 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 11/19/2024 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 11/19/2024 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 10/17/2024 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 10/15/2024 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 08/26/2024 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 04/17/2024 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 04/17/2024 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 04/16/2024 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 06/24/2026 | Final | ARIEL GOLSHAN | progress |
| 05/29/2026 | Post-installed Anchors | ABRAHAM TAWIL | special |
| 05/29/2026 | Post-installed Anchors | ABRAHAM TAWIL | special |
| 05/29/2026 | Fire-Resistant Penetrations and Joints | ABRAHAM TAWIL | special |
| 05/29/2026 | Post-installed Anchors | ABRAHAM TAWIL | special |
| 05/29/2026 | Post-installed Anchors | ABRAHAM TAWIL | special |
| 05/29/2026 | Fire-Resistant Penetrations and Joints | ABRAHAM TAWIL | special |
| 05/29/2026 | Energy Code Compliance Inspections | ABRAHAM TAWIL | progress |
| 05/29/2026 | Interior lighting power | ABRAHAM TAWIL | energy_progress |
| 05/29/2026 | Lighting controls | ABRAHAM TAWIL | energy_progress |
| 04/24/2026 | Sprinkler Systems | ABRAHAM TAWIL | special |
| 04/20/2026 | Final | Juan Kuriyama | progress |
| 04/20/2026 | Masonry | Walter Gorman | special |
| 04/20/2026 | Post-installed Anchors | Walter Gorman | special |
| 04/14/2026 | Mechanical Systems | ABRAHAM TAWIL | special |
| 04/14/2026 | Final | ABRAHAM TAWIL | progress |
| 04/14/2026 | Final | ABRAHAM TAWIL | progress |
| 03/19/2026 | Masonry | Walter Gorman | special |
| 03/19/2026 | Post-installed Anchors | Walter Gorman | special |
| 03/19/2026 | Final | Juan Kuriyama | progress |
| 11/11/2025 | Sprinkler Systems | KEVIN SNEDEKER | special |
| 11/10/2025 | Structural Stability – Alterations of existing buildings | Walter Gorman | special |
| 11/10/2025 | Concrete - Cast-In-Place | Walter Gorman | special |
| 11/10/2025 | Final | Walter Gorman | progress |
| 11/06/2025 | Structural Stability – Alterations of existing buildings | Walter Gorman | special |
| Tenant | Space | Floors | Renovation projects |
|---|---|---|---|
| Wasabi Sushi & Bento | Restaurant / Food Service | Cellar, Floor 1 | Project M01416277 Project M01416278 Project M01387213 Project M01387229 Project M01387238 Project M01392442 |
| Chopt | Restaurant / Food Service | Floor 1 | Project M01316677 |
| Daishin Securities | Office | Floors 5, 6, 10, 16 | Project M00863974 Project M00865056 Project M00852442 Project M00852475 Project M00852410 Project M00415750 Project M00415865 Project M00213765 |
| REGENXBIO | Office | Floor 8 | Project M00252894 |