| Owner | Filings | Most Recent |
|---|---|---|
| Columbia University | 182 | 10/13/2026 |
| C U Department of PL Design Constn | 7 | 03/21/2026 |
| Bigman Brothers | 1 | 03/22/2026 |
| Firm | Filings | Most Recent |
|---|---|---|
| DM Associates | 2 | 07/09/2026 |
| Rimkus | 1 | 12/05/2025 |
| WSP | 4 | 10/31/2025 |
| Integrated Design Group | 1 | 07/10/2025 |
| Wellworth Consulting | 2 | 03/06/2023 |
| Environmental Engineering Solutions | 1 | 05/25/2021 |
| Urban Integrations | 3 | 05/07/2021 |
| Mitchell / Giurgola Architects | 1 | 05/05/2021 |
| Loring Consulting Engineers | 1 | 05/05/2021 |
| WSP USA | 2 | 03/30/2021 |
| Lilker Associates Consulting Engineering | 2 | 10/15/2020 |
| Hoffmann Architects | 1 | 12/11/2019 |
| Baileys Engineering | 3 | 09/28/2018 |
| Joel Phagoo P.E | 2 | 07/02/2018 |
| Representative | Filings | Most Recent |
|---|---|---|
| Kma Designs | 2 | 03/21/2026 |
| Metropolis Group | 4 | 03/21/2026 |
| KM Associates of New York | 5 | 03/21/2026 |
| A1 Expediting Service | 4 | 03/21/2026 |
| Environmental Engineering Solutions | 3 | 03/21/2026 |
| Socotec | 4 | 03/21/2026 |
| AE Design Solution | 6 | 03/21/2026 |
| United Safety Consultants | 3 | 03/21/2026 |
| Preemptive Solutions & Consulting | 4 | 03/21/2026 |
| Renaissance Code Consultants | 2 | 03/21/2026 |
| K & M Associates | 5 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| Spring Scaffolding | Scaffold | 33 | 07/08/2026 |
| Kings Group NY | Scaffold | 6 | 03/21/2026 |
| Siteworks Contracting Co* | General Contractor | 4 | 07/08/2026 |
| Sirina Fire Protection | Fire Protection | 4 | 07/08/2026 |
| Crescent Contracting | General Contractor | 3 | 07/08/2026 |
| Henegan Construction Co | General Contractor | 3 | 07/08/2026 |
| Rockledge Scaffold | Scaffold | 3 | 07/08/2026 |
| Matros Automated Electrical | Electrical | 2 | 03/22/2026 |
| Par Plumbing Co | Plumbing | 2 | 07/08/2026 |
| Oestreicher Construction | General Contractor | 2 | 03/21/2026 |
| SPK/Lewis Construction | General Contractor | 2 | 09/12/2026 |
| Columbia Univ-Manh Camp | Electrical | 2 | 03/21/2026 |
| High Quality Electric of | Electrical | 1 | 03/21/2026 |
| Accu-Glo Electric of N.y.inc | Electrical | 1 | 03/21/2026 |
| Interstate Mechanical Services | General Contractor | 1 | 07/08/2026 |
| Alliance Plumbing | Plumbing | 1 | 09/12/2026 |
| E-J Electric Installation Co | Electrical | 1 | 03/22/2026 |
| Top Shelf Electric | Electrical | 1 | 03/21/2026 |
| County Electrical Contractor I | Electrical | 1 | 03/22/2026 |
| Bigman Brothers | Electrical | 1 | 03/22/2026 |
| New Age Electrical Contracting | Electrical | 1 | 03/21/2026 |
| R & L Systems | Electrical | 1 | 03/21/2026 |
| Fresh Meadow Electrical Contracting | Electrical | 1 | 03/21/2026 |
| Countywide Builders | General Contractor | 1 | 07/08/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| Crosscheck Inspection Services | 544 | 4 | 07/09/2026 |
| Cole Technologies/Control | 1290 | 7 | 10/31/2025 |
| Nuenergen | 1717 | 1 | 05/25/2021 |
| Tectonic Engineering Cons | 106 | 2 | 10/15/2020 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Mechanical Systems | Permit Issued | SPK/Lewis Construction | 09/10/2026 |
| DOB NOW | General Construction | Permit Issued | SPK/Lewis Construction | 09/10/2026 |
| DOB NOW | Plumbing | Permit Issued | Alliance Plumbing | 09/10/2026 |
| DOB NOW | Sprinklers | Permit Issued | Sirina Fire Protection | 12/24/2025 |
| DOB NOW | Sidewalk Shed | Permit Issued | Kings Group NY | 12/05/2025 |
| DOB NOW | Sidewalk Shed | Permit Issued | Kings Group NY | 12/05/2025 |
| DOB NOW | Sidewalk Shed | Signed-off | Spring Scaffolding | 03/06/2023 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 03/06/2023 |
| DOB NOW | Structural | Permit Issued | Siteworks Contracting Co* | 04/22/2022 |
| DOB NOW | Structural | Permit Issued | Siteworks Contracting Co* | 03/24/2022 |
| DOB NOW | Structural | Permit Issued | Siteworks Contracting Co* | 03/23/2022 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 03/23/2022 |
| DOB NOW | Sidewalk Shed | Signed-off | Spring Scaffolding | 02/25/2022 |
| DOB NOW | Mechanical Systems | Signed-off | Interstate Mechanical Services | 02/02/2022 |
| DOB NOW | Plumbing | Permit Issued | Par Plumbing Co | 09/03/2021 |
| DOB NOW | Sprinklers | Permit Issued | Sirina Fire Protection | 08/27/2021 |
| DOB NOW | Mechanical Systems | Signed-off | Countywide Builders | 06/15/2021 |
| DOB NOW | General Construction | Signed-off | Crescent Contracting | 05/28/2021 |
| DOB NOW | General Construction | Signed-off | Crescent Contracting | 05/20/2021 |
| DOB NOW | Mechanical Systems | Signed-off | Henegan Construction Co | 05/18/2021 |
| DOB NOW | General Construction | Signed-off | Henegan Construction Co | 05/13/2021 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 04/26/2021 |
| DOB NOW | Sidewalk Shed | Signed-off | Spring Scaffolding | 03/05/2021 |
| DOB NOW | Sidewalk Shed | Signed-off | Spring Scaffolding | 11/19/2020 |
| DOB NOW | Mechanical Systems | Signed-off | Oestreicher Construction | 09/02/2020 |
| DOB NOW | Plumbing | Permit Issued | Par Plumbing Co | 09/01/2020 |
| DOB NOW | Sprinklers | Permit Issued | Sirina Fire Protection | 09/01/2020 |
| DOB NOW | Sprinklers | Signed-off | Sirina Fire Protection | 12/02/2019 |
| DOB NOW | Sidewalk Shed | Signed-off | Spring Scaffolding | 12/27/2018 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 12/26/2018 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 10/02/2018 |
| DOB NOW | Sidewalk Shed | Signed-off | Rockledge Scaffold | 07/02/2018 |
| DOB NOW | Supported Scaffold | Signed-off | Rockledge Scaffold | 07/02/2018 |
| DOB NOW | Sidewalk Shed | Signed-off | Spring Scaffolding | 04/04/2018 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 02/26/2018 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 02/02/2018 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 01/02/2018 |
| DOB NOW | Supported Scaffold | Signed-off | Spring Scaffolding | 12/19/2017 |
| BIS | PL | ISSUED | Riehm Plumbing | 09/17/2021 |
| BIS | OT | ISSUED | Oestreicher Construction | 02/01/2021 |
| Filed | Status | Contractor | Scope | Make / Model / Capacity |
|---|---|---|---|---|
| 07/09/2026 | Permit Issued | SPK/Lewis Construction | Others | Other Greenheck USF-1 1 BTU · Exhaust Fan ×2 |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 10/31/2025 | Permit Issued | Sirina Fire Protection | 34 heads |
| 10/15/2020 | Signed-off | Sirina Fire Protection | 46 heads |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 10/31/2025 | Permit Issued | Par Plumbing Co | Water/Sanitary |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 05/27/2026 | Complete | New Age Electrical Contracting | General Wiring |
| 12/10/2025 | Permit Issued | High Quality Electric of NYC | — |
| 03/04/2024 | Complete | E-J Electric Installation Co | General Wiring |
| 03/22/2023 | Complete | Columbia Univ-Manh Camp | General Wiring |
| 03/06/2023 | Permit Issued | Top Shelf Electric | — |
| 05/09/2022 | Complete | Bigman Brothers | General Wiring |
| 10/27/2021 | Complete | Bigman Brothers | General Wiring |
| 05/05/2021 | Complete | Matros Automated Electrical | General Wiring, HVAC Wiring |
| 05/03/2021 | Complete | County Electrical Contractor I | General Wiring |
| 03/29/2021 | Complete | Nee Electrical | General Wiring |
| 11/19/2020 | Complete | Top Shelf Electric | — |
| 08/31/2020 | Complete | Matros Automated Electrical | — |
| 06/12/2020 | Permit Issued | Arcadia Elect'l Co | General Wiring |
| 05/09/2019 | Complete | Matros Automated Electrical | General Wiring |
| 12/28/2018 | Permit Issued | Tom Fitzpatrick Electrical | Lighting |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 12/11/2019 | Permit Issued | Siteworks Contracting Co* | Steel, Concrete |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 12/05/2025 | Permit Issued | Kings Group NY | Scaffold, Sidewalk Shed |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 06/18/2026 | Post-installed Anchors | — | special |
| 06/18/2026 | Fire-Resistant Penetrations and Joints | — | special |
| 06/18/2026 | Energy Code Compliance Inspections | — | progress |
| 06/18/2026 | Final | — | progress |
| 06/18/2026 | Fire-Resistant Penetrations and Joints | — | special |
| 06/18/2026 | Mechanical Systems | — | special |
| 11/17/2025 | Sprinkler Systems | GEORGE ANDERSEN | special |
| 07/28/2025 | Sprinkler Systems | GEORGE ANDERSEN | special |
| 01/24/2022 | HVAC and service water heating system controls | GEORGE ANDERSEN | energy_progress |
| 01/24/2022 | Duct leakage testing | GEORGE ANDERSEN | energy_progress |
| 01/24/2022 | HVAC insulation and sealing | GEORGE ANDERSEN | energy_progress |
| 01/24/2022 | Final | GEORGE ANDERSEN | progress |
| 01/24/2022 | Mechanical Systems | GEORGE ANDERSEN | special |
| 01/24/2022 | Heating Systems | GEORGE ANDERSEN | special |
| 01/24/2022 | Shutoff dampers | GEORGE ANDERSEN | energy_progress |
| 01/24/2022 | HVAC and service water heating equipment | GEORGE ANDERSEN | energy_progress |
| 01/24/2022 | Electrical motors | GEORGE ANDERSEN | energy_progress |
| 01/24/2022 | Maintenance information | GEORGE ANDERSEN | energy_progress |
| 08/20/2021 | Duct leakage testing | GEORGE ANDERSEN | energy_progress |
| 08/20/2021 | Heating Systems | GEORGE ANDERSEN | special |
| 08/20/2021 | Mechanical Systems | GEORGE ANDERSEN | special |
| 08/20/2021 | Final | GEORGE ANDERSEN | progress |
| 08/20/2021 | Electrical motors | GEORGE ANDERSEN | energy_progress |
| 08/20/2021 | HVAC insulation and sealing | GEORGE ANDERSEN | energy_progress |
| 08/20/2021 | Shutoff dampers | GEORGE ANDERSEN | energy_progress |
| Tenant | Space | Floors | Renovation projects |
|---|---|---|---|
| Columbia University Main Campus | Education | Entire building | Project M01418927 Project M01418954 Project M01329017 Project M01223386 Project M00838319 Project M00838341 Project M00518411 Project M00508089 Project M00508856 Project M00509787 Project M00478123 Project M00472188 |
| Milan Delor Lab | Laboratory | Sub-basement, Floor 5 | Project M00361639 Project M00361678 |