| Project | Address | Type | Status | Filed | Latest permit | On the project | Description |
|---|---|---|---|---|---|---|---|
| M01362907 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 04/23/2026 | 05/13/2026 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Minor low pressure ductwork modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M01362879 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 04/09/2026 | 05/12/2026 | Design PERKINS&WILL ARCHITECTS, PC Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Removing of existing workstations and constructing an office as per plans filed herewith. No change in use, egress, or occupancy. |
| M01042196 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 08/09/2024 | 08/14/2025 | Design SEVERUD ASSOCIATES Contractor JT MAGEN & COMPANY INC | Structural modifications as per plans filed herewith. No change in use, egress or occupancy. |
| M01005221 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 03/07/2024 | 02/24/2025 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor ASHLAND PLUMBING CORP | Modification to existing Plumbing fixtures. No change in use, egress or occupancy. |
| M01005195 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 03/07/2024 | 02/18/2025 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M01042192 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 08/15/2024 | 11/27/2024 | Design PERKINS&WILL ARCHITECTS, PC Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Installation of interior non bearing partitions as per plans filed herewith. Exterior partial replacement of existing curtain wall with glas… |
| Name | Projects together | Most recent |
|---|---|---|
| ROBERT DERECTOR ASSOCIATES | 11 | 04/23/2026 |
| PERKINS&WILL ARCHITECTS, PC | 7 | 04/09/2026 |
| SEVERUD ASSOCIATES | 5 | 08/09/2024 |
| OFFICE OF JAMES RUDERMAN | 1 | 11/22/2024 |
| Name | Projects together | Most recent |
|---|---|---|
| JT MAGEN & COMPANY INC | 17 | 04/23/2026 |
| ASHLAND PLUMBING CORP | 4 | 12/16/2025 |
| PREFERRED SPKLR AND MECH | 2 | 07/17/2024 |
| SIRINA FIRE PROT CORP | 2 | 08/08/2024 |
| JOHN GALLIN & SON, INC | 1 | 11/22/2024 |
| Name | Projects together | Most recent |
|---|---|---|
| SL GREEN REALTY CORP | 12 | 04/23/2026 |
| Name | Projects together | Most recent |
|---|---|---|
| A1 EXPEDITING SERVICE CORP. | 16 | 04/23/2026 |
| Project | Address | Type | Status | Filed | Latest permit | On the project | Description |
|---|---|---|---|---|---|---|---|
| M01362907 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 04/23/2026 | 05/13/2026 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Minor low pressure ductwork modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M01362879 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 04/09/2026 | 05/12/2026 | Design PERKINS&WILL ARCHITECTS, PC Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Removing of existing workstations and constructing an office as per plans filed herewith. No change in use, egress, or occupancy. |
| M01042196 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 08/09/2024 | 08/14/2025 | Design SEVERUD ASSOCIATES Contractor JT MAGEN & COMPANY INC | Structural modifications as per plans filed herewith. No change in use, egress or occupancy. |
| M01005221 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 03/07/2024 | 02/24/2025 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor ASHLAND PLUMBING CORP | Modification to existing Plumbing fixtures. No change in use, egress or occupancy. |
| M01005195 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 03/07/2024 | 02/18/2025 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M01042192 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 08/15/2024 | 11/27/2024 | Design PERKINS&WILL ARCHITECTS, PC Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Installation of interior non bearing partitions as per plans filed herewith. Exterior partial replacement of existing curtain wall with glas… |
| M01108154 ↗ | 620 8 AVENUE MANHATTAN | Alteration | Signed-off | 11/22/2024 | 11/26/2024 | Design OFFICE OF JAMES RUDERMAN Contractor JOHN GALLIN SON | CLEARBRIDGE-- Structural modifications related to access stair removal, slab in-fill, and other structural modifications as shown on plans. |
| M01044020 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 06/05/2024 | 09/27/2024 | Design PERKINS&WILL ARCHITECTS, PC Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Installation of interior non bearing partitions as per plans filed herewith. No change in use, egress or occupancy. |
| M01044023 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 06/13/2024 | 09/27/2024 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M01044032 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 06/17/2024 | 09/27/2024 | Design SEVERUD ASSOCIATES Owner SL GREEN REALTY CORP Contractor JT MAGEN & COMPANY INC | Structural modifications as per plans filed herewith. No change in use, egress or occupancy. |
| M00945932 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/14/2023 | 09/24/2024 | Design PERKINS&WILL ARCHITECTS, PC Contractor JT MAGEN & COMPANY INC | Installation of interior non bearing partitions as per plans filed herewith. No change in use, egress or occupancy. |
| M00945976 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/10/2023 | 09/24/2024 | Design ROBERT DERECTOR ASSOCIATES Contractor JT MAGEN & COMPANY INC | Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M00946017 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/14/2023 | 09/24/2024 | Design PERKINS&WILL ARCHITECTS, PC Contractor JT MAGEN & COMPANY INC | Installation of interior non bearing partitions as per plans filed herewith. No change in use, egress or occupancy. |
| M00946046 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/10/2023 | 09/24/2024 | Design ROBERT DERECTOR ASSOCIATES Contractor JT MAGEN & COMPANY INC | Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M00946074 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/14/2023 | 09/24/2024 | Design PERKINS&WILL ARCHITECTS, PC Contractor JT MAGEN & COMPANY INC | Installation of interior non bearing partitions as per plans filed herewith. No change in use, egress or occupancy. |
| M00946084 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/10/2023 | 09/24/2024 | Design ROBERT DERECTOR ASSOCIATES Contractor JT MAGEN & COMPANY INC | Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy. |
| M00947182 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/15/2023 | 09/24/2024 | Design SEVERUD ASSOCIATES Contractor JT MAGEN & COMPANY INC | Structural modifications as per plans filed herewith. No change in use, egress or occupancy. |
| M00947245 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/15/2023 | 09/24/2024 | Design SEVERUD ASSOCIATES Contractor JT MAGEN & COMPANY INC | Structural modifications as per plans filed herewith. No change in use, egress or occupancy. |
| M00947255 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/15/2023 | 09/24/2024 | Design SEVERUD ASSOCIATES Contractor JT MAGEN & COMPANY INC | Structural modifications as per plans filed herewith. No change in use, egress or occupancy. |
| M01043709 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 08/08/2024 | 09/06/2024 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor SIRINA FIRE PROT CORP | Modification to existing sprinkler as per plans filed herewith. No change in use, egress or occupancy. |
| M01042412 ↗ | 1 MADISON AVENUE MANHATTAN | No Work | Filed — no permit on record | 08/15/2024 | — | Design PERKINS&WILL ARCHITECTS, PC | — |
| M01044029 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 06/13/2024 | 07/31/2024 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor ASHLAND PLUMBING CORP | Modification to existing Plumbing fixtures and sprinklers. No change in use, egress or occupancy. |
| M00946059 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/10/2023 | 03/20/2024 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor PREFERRED SPKLR AND MECH | Modification to existing Plumbing fixtures, sprinkler, and standpipe as per plans filed herewith. No change in use, egress or occupancy. |
| M00946089 ↗ | 1 MADISON AVENUE MANHATTAN | Alteration | Signed-off | 11/13/2023 | 03/20/2024 | Design ROBERT DERECTOR ASSOCIATES Owner SL GREEN REALTY CORP Contractor PREFERRED SPKLR AND MECH | Modification to existing Plumbing fixtures, sprinkler, standpipe as per plans filed herewith. No change in use, egress or occupancy. |
| Building | Filings | Most Recent |
|---|---|---|
| 1 MADISON AVENUE ↗ | 23 | 04/23/2026 |
| 620 8 AVENUE ↗ | 1 | 11/22/2024 |