| Owner | Filings | Most Recent |
|---|---|---|
| TISHMAN SPEYER | 187 | 08/30/2026 |
| 520 MADISON AVENUE | 57 | 07/08/2026 |
| COYLE CONTRACTING | 3 | 07/08/2026 |
| 520 MADISON OWNERS | 860 | 03/22/2026 |
| ELI ACQUISITION LLC | 1 | 03/22/2026 |
| TISHMAN SPEYER PROPERTIES LP | 518 | 03/22/2026 |
| TO OWNER OF 520 MADISON A | 1 | 03/22/2026 |
| OWNER OF 520 MADISON AVE | 1 | 03/22/2026 |
| 2023 SPRING RETRO | 1 | 03/22/2026 |
| TISHMAN | 2 | 03/21/2026 |
| Firm | Filings | Most Recent |
|---|---|---|
| AMA CONSULTING ENGINEERS, PC | 108 | 08/17/2026 |
| JAROS BAUM & BOLLES | 35 | 06/30/2026 |
| MDEAS ARCHITECTS | 18 | 06/23/2026 |
| G3 ARCHITECTURE INTERIORS PLANNING | 5 | 06/08/2026 |
| C3D ARCHITECTURE PLLC | 1 | 04/27/2026 |
| PERKINS and WILL | 2 | 03/23/2026 |
| SILMAN | 1 | 03/23/2026 |
| FOGARTY FINGER ARCHITECTURE PLLC | 13 | 03/18/2026 |
| SSM DESIGN LLP D/B/A SPECTOR GROUP | 6 | 09/09/2025 |
| ACTIVE DESIGN GROUP ENGINEERING | 8 | 08/28/2025 |
| GENSLER | 1 | 08/28/2025 |
| WELLWORTH CONSULTING LLC | 1 | 07/07/2025 |
| URBAN INTEGRATIONS | 1 | 08/01/2024 |
| LOMBARDO PROFESSIONAL ENGINEERING | 1 | 06/27/2024 |
| TED MOUDIS ASSOCIATES | 2 | 04/10/2024 |
| FL&M ENGINEERING DESIGN &INSPECTION | 1 | 11/02/2023 |
| PAPER PLANE ARCHITECTURE, PLLC | 1 | 06/11/2022 |
| TPG ARCHITECTURE, LLP | 2 | 05/12/2022 |
| ROBERT DERECTOR ASSOCIATES | 7 | 04/22/2021 |
| NBBJ ARCHITECTURE, PLLC | 1 | 02/10/2021 |
| M-ENGINEERING NEW YORK, LLC | 2 | 09/02/2020 |
| Representative | Filings | Most Recent |
|---|---|---|
| GILLMAN CONSULTING | 160 | 03/21/2026 |
| A1 EXPEDITING SERVICE CORP. | 96 | 03/21/2026 |
| RIZZO GROUP | 49 | 03/21/2026 |
| MARY MCKEOWN | 2 | 03/21/2026 |
| AGOUTI CONSTRUCTION CONSULTING | 3 | 03/21/2026 |
| UNITED SAFETY CONSULTANTS | 2 | 03/21/2026 |
| LOMBARDO BUILDING CONSULTANTS | 1 | 03/21/2026 |
| METROPOLIS GROUP INC | 6 | 03/21/2026 |
| TSOLAKI'S EXPEDITING | 2 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| JT MAGEN & COMPANY INC | General Contractor | 61 | 09/30/2026 |
| CORE FOUR CONSTRUCTION IN | General Contractor | 27 | 07/08/2026 |
| JRM CONSTRUCTION MGMT LLC | General Contractor | 18 | 07/08/2026 |
| COYLE CONTRACTING CORP | General Contractor | 15 | 07/08/2026 |
| OMARA ORGANIZATION INC | General Contractor | 14 | 07/08/2026 |
| PAR FIRE PROTECTION LLC | Fire Protection | 10 | 07/08/2026 |
| PAR PLUMBING CO., INC | Plumbing | 10 | 07/08/2026 |
| VANGUARD CONSTRUCTION AND | General Contractor | 10 | 07/08/2026 |
| STRUCTURE TONE, LLC | General Contractor | 8 | 07/08/2026 |
| BUILD NYC GROUP CORP | General Contractor | 8 | 07/08/2026 |
| ABCO-PEERLESS SPRKLR CORP | Fire Protection | 6 | 08/30/2026 |
| ASHLAND PLUMBING CORP | Plumbing | 6 | 07/08/2026 |
| SIRINA FIRE PROT CORP | Fire Protection | 5 | 07/08/2026 |
| A&A PLUMBING CORP | Plumbing | 5 | 07/10/2026 |
| MC SUPERSTRUCTURE INC | General Contractor | 4 | 03/21/2026 |
| LUCIANO, ANTHONY | Electrical | 3 | 03/21/2026 |
| STEADFAST DEVELOPMENT AND | General Contractor | 3 | 03/21/2026 |
| ENOBRAC PLUMBING, INC | Fire Protection | 3 | 07/08/2026 |
| ENOBRAC PLUMBING, INC | Plumbing | 3 | 07/08/2026 |
| NYC FIRE SPRINKLER CORP | Fire Protection | 3 | 07/08/2026 |
| ANTHONY LUCIANO | Electrical | 3 | 03/21/2026 |
| SPRING SCAFFOLDING LLC | General Contractor | 2 | 07/08/2026 |
| TRISTATE PLBG SVCS CORP | Fire Protection | 2 | 07/08/2026 |
| A.W. & S. CONSTRUCTION CO | General Contractor | 2 | 09/18/2026 |
| FOLOR INC | General Contractor | 2 | 04/09/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| DOMANI INSPECTION SERVICE | 843 | 7 | 08/17/2026 |
| PROJECT TACTICAL SOLUTION | 5859 | 99 | 06/30/2026 |
| SHAHRISH SHUVO ENGINEERIN | 8524 | 3 | 06/08/2026 |
| SKYLINE ENGINEERING, PLLC | 267 | 52 | 09/24/2025 |
| PAPER PLANE ARCHITECTURE, | 7155 | 1 | 06/11/2022 |
| AK ENGINEERING PC | 678 | 11 | 05/12/2022 |
| WALTER T. GORMAN, P.E., P | 268 | 5 | 04/22/2021 |
| QUALITY TESTING, LLC | 7344 | 1 | 09/02/2020 |
| CODEGREEN | 510 | 5 | 08/13/2020 |
| SPECIAL INSPECTION SERVIC | 1200 | 2 | 06/10/2020 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Mechanical Systems | Permit Issued | JT MAGEN & COMPANY INC | 09/29/2026 |
| DOB NOW | General Construction | Permit Issued | JT MAGEN & COMPANY INC | 09/29/2026 |
| DOB NOW | Structural | Permit Issued | JT MAGEN & COMPANY INC | 09/29/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | A.W. & S. CONSTRUCTION CO | 09/17/2026 |
| DOB NOW | General Construction | Permit Issued | A.W. & S. CONSTRUCTION CO | 09/17/2026 |
| DOB NOW | Sprinklers | Permit Issued | ABCO-PEERLESS SPRKLR CORP | 08/27/2026 |
| DOB NOW | Sprinklers | Permit Issued | KG SPRINKLER CORP | 07/27/2026 |
| DOB NOW | Plumbing | Permit Issued | CONNELLY & SONS PLUMBING | 07/27/2026 |
| DOB NOW | Plumbing | Permit Issued | A&A PLUMBING CORP | 07/09/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | BUILD NYC GROUP CORP | 06/29/2026 |
| DOB NOW | General Construction | Permit Issued | BUILD NYC GROUP CORP | 06/29/2026 |
| DOB NOW | Structural | Permit Issued | JT MAGEN & COMPANY INC | 06/15/2026 |
| DOB NOW | General Construction | Permit Issued | JT MAGEN & COMPANY INC | 06/15/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | JT MAGEN & COMPANY INC | 06/15/2026 |
| DOB NOW | Plumbing | Permit Issued | ASHLAND PLUMBING CORP | 06/15/2026 |
| DOB NOW | Sprinklers | Permit Issued | ABCO-PEERLESS SPRKLR CORP | 06/12/2026 |
| DOB NOW | Sprinklers | Permit Issued | BEDROCK MECHANICAL INC | 05/28/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | JT MAGEN & COMPANY INC | 05/28/2026 |
| DOB NOW | General Construction | Permit Issued | JT MAGEN & COMPANY INC | 05/27/2026 |
| DOB NOW | Structural | Permit Issued | JT MAGEN & COMPANY INC | 05/27/2026 |
| DOB NOW | Plumbing | Permit Issued | A&A PLUMBING CORP | 05/22/2026 |
| DOB NOW | Mechanical Systems | Permit Issued | COYLE CONTRACTING CORP | 05/11/2026 |
| DOB NOW | General Construction | Permit Issued | COYLE CONTRACTING CORP | 05/11/2026 |
| DOB NOW | General Construction | Permit Issued | ICON INTERIORS INC | 04/28/2026 |
| DOB NOW | Plumbing | Signed-off | REEM PLUMBING & HEATING C | 03/31/2026 |
| DOB NOW | Sprinklers | Permit Issued | REEM PLBG & HTG CORP | 02/10/2026 |
| DOB NOW | Plumbing | Signed-off | REEM PLUMBING & HEATING C | 02/10/2026 |
| DOB NOW | General Construction | Signed-off | COYLE CONTRACTING CORP | 01/27/2026 |
| DOB NOW | Sprinklers | Signed-off | ARIANA CONTRACTING INC | 01/27/2026 |
| DOB NOW | Plumbing | Signed-off | COPPER MECHANICAL INC | 01/26/2026 |
| DOB NOW | General Construction | Signed-off | COYLE CONTRACTING CORP | 01/26/2026 |
| DOB NOW | Plumbing | Permit Issued | ABCO-PEERLESS SPRKLR CORP | 01/26/2026 |
| DOB NOW | Mechanical Systems | Signed-off | COYLE CONTRACTING CORP | 01/26/2026 |
| DOB NOW | Plumbing | Permit Issued | ASHLAND PLUMBING CORP | 01/07/2026 |
| DOB NOW | Mechanical Systems | Signed-off | COYLE CONTRACTING CORP | 10/30/2025 |
| DOB NOW | Mechanical Systems | Signed-off | JT MAGEN & COMPANY INC | 10/03/2025 |
| DOB NOW | Structural | Signed-off | JT MAGEN & COMPANY INC | 10/03/2025 |
| DOB NOW | General Construction | Signed-off | JT MAGEN & COMPANY INC | 10/03/2025 |
| DOB NOW | Mechanical Systems | Permit Issued | JT MAGEN & COMPANY INC | 10/01/2025 |
| DOB NOW | General Construction | Permit Issued | JT MAGEN & COMPANY INC | 09/29/2025 |
| Filed | Status | Contractor | Scope | Make / Model / Capacity |
|---|---|---|---|---|
| 08/17/2026 | Signed-off | JT MAGEN & COMPANY INC | Air Conditioning Systems, Heating and Air Conditioning Systems | Cooling Above Air HKH-028D1-4-00ERH-EC-DC-SF0-HC 8 tons · Crac Unit ×1 HKW-011S1-4-00ERH-EC-FE-SF0-HA 3 tons · Crac Unit ×1 HKW-028D1-4-00ERH-EC-FE-SF0-HC 8 tons · Crac Unit ×1 Heat / Cool Climatemaster SYB024AEBM0S0VS 2 tons · Wshp ×8 SYP024AEBM0S0VS 18,200 tons · Wshp ×6 SYL024AEBM0S0VS 18,200 BTU · Wshp ×2 SEB060ALBM0R0VS 5 tons · Wshp ×1 SYR024AEBM0S0VS 2 tons · Wshp ×1 SYR048ALBM0S0VS 4 tons · Wshp ×1 |
| 06/30/2026 | Permit Issued | BUILD NYC GROUP CORP | Air Conditioning Systems | Cooling |
| 12/09/2025 | Permit Issued | BUILD NYC GROUP CORP | Air Conditioning Systems | Cooling Climatemaster SC-024 11,600 BTU · Wshp ×2 |
| 06/13/2025 | Permit Issued | FOLOR INC | Air Conditioning Systems | Cooling |
| 07/02/2021 | Permit Issued | OMARA ORGANIZATION INC | Air Conditioning Systems | Cooling Climatemaster TY-036 33,700 BTU · Condensing Unit ×5 |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 06/30/2026 | — | — | Sprinkler System |
| 06/08/2026 | Permit Issued | ABCO-PEERLESS SPRKLR CORP | Sprinkler System |
| 03/23/2026 | Permit Issued | KG SPRINKLER CORP | Sprinkler System |
| 03/19/2026 | Permit Issued | BEDROCK MECHANICAL INC | 464 heads |
| 01/20/2026 | Signed-off | ARIANA CONTRACTING INC | Sprinkler System |
| 12/09/2025 | Signed-off | FULL CAPACITY FIRE CORP | Sprinkler System |
| 11/03/2025 | Permit Issued | REEM PLBG & HTG CORP | Sprinkler System |
| 09/24/2025 | Permit Issued | ABCO-PEERLESS SPRKLR CORP | 226 heads |
| 09/10/2025 | Permit Issued | PAR FIRE PROTECTION LLC | 24 heads |
| 06/13/2025 | Permit Issued | CMP PIPING INC | 60 heads |
| 08/24/2021 | Permit Issued | PAR FIRE PROTECTION LLC | 3 heads |
| 07/02/2021 | Signed-off | TRISTATE PLBG SVCS CORP | 292 heads |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/17/2026 | Signed-off | CONNELLY & SONS PLUMBING | Water/Sanitary |
| 06/30/2026 | Permit Issued | A&A PLUMBING CORP | Water/Sanitary |
| 06/08/2026 | Permit Issued | ASHLAND PLUMBING CORP | Water/Sanitary |
| 03/23/2026 | Permit Issued | CONNELLY & SONS PLUMBING | Water/Sanitary |
| 03/19/2026 | Permit Issued | A&A PLUMBING CORP | Water/Sanitary |
| 01/20/2026 | Signed-off | COPPER PLUMBING INC | Water/Sanitary |
| 12/09/2025 | Permit Issued | A&A PLUMBING CORP | Water/Sanitary |
| 11/03/2025 | Signed-off | REEM PLUMBING & HEATING C | Water/Sanitary |
| 09/24/2025 | Permit Issued | ASHLAND PLUMBING CORP | Water/Sanitary |
| 09/10/2025 | — | — | — |
| 08/19/2025 | Signed-off | A&A PLUMBING CORP | Water/Sanitary |
| 06/13/2025 | Permit Issued | CM PLUMBING INC | Water/Sanitary |
| 07/02/2021 | Signed-off | TRISTATE PLBG SVCS CORP | Water/Sanitary |
| 02/26/2020 | Signed-off | PAR PLUMBING CO., INC | Water/Sanitary |
| 07/25/2019 | Permit Issued | LAB PLBG & HTG CO INC | Water/Sanitary |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 07/15/2026 | Permit Issued | ALLSTATE ELECTRIC CORP | General Wiring |
| 07/02/2026 | Permit Issued | FOREST ELECTRIC CORP. | General Wiring |
| 06/12/2026 | Permit Issued | ENNELL GRP ELECTRIC CORP | General Wiring |
| 06/11/2026 | Permit Issued | TITAN ELEC'L & ELEV CONTR | General Wiring |
| 06/05/2026 | Permit Issued | D&D ELECTL CONST CO INC | General Wiring |
| 05/29/2026 | Complete | ACCURATE ELEC'L CONTR'S C | General Wiring |
| 05/05/2026 | Complete | FOREST ELECTRIC CORP. | General Wiring |
| 04/30/2026 | Complete | FOREST ELECTRIC CORP. | General Wiring |
| 02/15/2026 | Permit Issued | STRONG ISLAND ELEC. LLC | — |
| 02/10/2026 | Permit Issued | ACCURATE ELEC'L CONTR'S C | General Wiring |
| 01/26/2026 | Permit Issued | OFF SHORE ELECTRIC CORP | — |
| 12/08/2025 | Complete | TROON ELECTRIC OF NEW YOR | General Wiring |
| 11/07/2025 | Permit Issued | CRANA ELECTRIC, INC | General Wiring |
| 08/19/2025 | Permit Issued | FOREST ELECTRIC CORP. | General Wiring |
| 07/18/2025 | Permit Issued | FOREST ELECTRIC CORP. | General Wiring |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 08/17/2026 | Permit Issued | ABCO-PEERLESS SPRKLR CORP | Steel, Concrete |
| 06/08/2026 | Permit Issued | JT MAGEN & COMPANY INC | Steel |
| 03/23/2026 | Permit Issued | JT MAGEN & COMPANY INC | Steel |
| 12/09/2025 | Signed-off | FULL CAPACITY FIRE CORP | 1 scope_items |
| 04/23/2025 | Permit Issued | JT MAGEN & COMPANY INC | Steel |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 11/02/2023 | Permit Issued | MC SUPERSTRUCTURE INC | Fence, Sidewalk Shed |
| Date | Type | Result | Report |
|---|---|---|---|
| 08/26/2026 | Certified Sprinkler-SP-Fixtures-Finish | Certified | View ↗ |
| 08/20/2026 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 08/20/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 07/28/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 07/24/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 07/23/2026 | Pass-Final SP - Up to 3 Requested Floors | Pass | View ↗ |
| 07/19/2026 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 07/16/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 07/13/2026 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 07/07/2026 | Fail-Final SP - Up to 3 Requested Floors | Fail | View ↗ |
| 06/17/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 06/15/2026 | Pass-Final PL - Up to 3 Requested Floors | Pass | View ↗ |
| 05/20/2026 | Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test | Certified | View ↗ |
| 05/19/2026 | Pass-Final PL - Underground | Pass | View ↗ |
| 05/13/2026 | Certified Gas-Gas-Piping-Roughing | Certified | View ↗ |
| 05/13/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 03/26/2026 | Certified Gas-Gas-Piping-Roughing | Certified | View ↗ |
| 03/26/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 03/20/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Roughing | Certified | View ↗ |
| 03/20/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| 03/18/2026 | Certified Water and Sanitary-WS-Fixtures-Finish | Certified | View ↗ |
| 03/12/2026 | Certified Remove/Cap - work done in accordance with code | Certified | View ↗ |
| 03/11/2026 | Fail-Final PL - Up to 3 Requested Floors | Fail | View ↗ |
| 03/04/2026 | Certified Gas-Gas-Piping-Roughing | Certified | View ↗ |
| 02/19/2026 | Certified Water and Sanitary-WS-Sanitary Piping-Underground | Certified | View ↗ |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 08/18/2026 | Lighting controls | JOHN MCMONAGLE | energy_progress |
| 08/18/2026 | Mechanical Systems | JOHN MCMONAGLE | special |
| 08/18/2026 | Interior lighting power | JOHN MCMONAGLE | energy_progress |
| 08/18/2026 | Energy Code Compliance Inspections | JOHN MCMONAGLE | progress |
| 08/18/2026 | Maintenance information | JOHN MCMONAGLE | energy_progress |
| 08/18/2026 | HVAC-R and service water heating system controls | JOHN MCMONAGLE | energy_progress |
| 08/18/2026 | Fire-Resistant Penetrations and Joints | JOHN MCMONAGLE | special |
| 08/18/2026 | Post-installed Anchors | JOHN MCMONAGLE | special |
| 08/18/2026 | Final | JOHN MCMONAGLE | progress |
| 08/18/2026 | HVAC-R and service water piping design and insulation | JOHN MCMONAGLE | energy_progress |
| 08/18/2026 | HVAC-R and service water heating equipment | JOHN MCMONAGLE | energy_progress |
| 07/21/2026 | HVAC-R and service water heating system controls | JOHN MCMONAGLE | energy_progress |
| 07/21/2026 | Energy Code Compliance Inspections | JOHN MCMONAGLE | progress |
| 07/21/2026 | Maintenance information | JOHN MCMONAGLE | energy_progress |
| 07/21/2026 | Fire-Resistant Penetrations and Joints | JOHN MCMONAGLE | special |
| 07/21/2026 | Interior lighting power | JOHN MCMONAGLE | energy_progress |
| 07/21/2026 | HVAC-R and service water piping design and insulation | JOHN MCMONAGLE | energy_progress |
| 07/21/2026 | HVAC-R and service water heating equipment | JOHN MCMONAGLE | energy_progress |
| 07/21/2026 | Post-installed Anchors | JOHN MCMONAGLE | special |
| 07/21/2026 | Final | JOHN MCMONAGLE | progress |
| 07/21/2026 | Mechanical Systems | JOHN MCMONAGLE | special |
| 07/21/2026 | Lighting controls | JOHN MCMONAGLE | energy_progress |
| 06/03/2026 | Structural Steel - High Strength Bolting | Shahrish Shuvo | special |
| 06/03/2026 | Fire-Resistant Penetrations and Joints | Shahrish Shuvo | special |
| 06/03/2026 | Structural Steel - Welding | Shahrish Shuvo | special |
| Tenant | Space | Floors | Renovation projects |
|---|---|---|---|
| Jefferies | Office | Floors 3, 5–10, 12, 17 | Project M01089161 Project M01089203 Project M01089144 Project M01208487 Project M01143155 Project M01059093 Project M01059105 Project M01058426 Project M01037218 Project M01032007 Project M00511372 Project M00511408 |
| Renaissance Technologies | Office | Floors 30–32 | Project M01248972 |
| San Pietro Restaurant | Restaurant / Food Service | Cellar, Floor 1 | Project M01181704 |
| AEA Investors | Office | Floors 38–40 | Project M01016650 Project M01016701 Project M00405614 Project M00405678 Project M00405693 Project M00392545 Project M00392529 Project M00392541 |
| Element Capital Management | Office | Floor 43 | Project M00741443 |
| Kirkoswald Capital Partners | Office | Floor 25 | Project M00614121 Project M00614138 |
| Davidson Kempner | Office | Floors 30–32 | Project M00590488 Project M00590498 Project M00591174 Project M00296840 Project M00296857 |
| Sephora | Retail | Floor 1 | Project M00390354 |