| Owner | Filings | Most Recent |
|---|---|---|
| 4539 Holding | 16 | 10/13/2026 |
| Date | Price | Unit | Seller → Buyer | $/sf |
|---|---|---|---|---|
| 03/24/2025 | $1.1M | — | — → — | $449/sf building |
| 04/29/2016 | $774K | — | — → — | $331/sf building |
| Firm | Filings | Most Recent |
|---|---|---|
| Brian Ill Development | 3 | 09/02/2026 |
| Ameriland Brook | 3 | 08/20/2026 |
| Representative | Filings | Most Recent |
|---|---|---|
| Ameriland Brook | 4 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| Arc CM | General Contractor | 3 | 07/08/2026 |
| Arc CM | Scaffold | 1 | 07/08/2026 |
| Plumbing NYC | Plumbing | 1 | 09/30/2026 |
| Watson's Plumbing, Heating, & Building | Plumbing | 1 | 09/24/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| Ameriland Brook | 1506 | 4 | 08/20/2026 |
| Brian Ill Development | 1402 | 1 | 12/31/2025 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Plumbing | Permit Issued | Plumbing NYC | 09/29/2026 |
| DOB NOW | Plumbing | Permit Issued | Watson's Plumbing, Heating, & Building | 09/23/2026 |
| DOB NOW | Earth Work | Permit Issued | Arc CM | 05/26/2026 |
| DOB NOW | Support of Excavation | Permit Issued | Arc CM | 05/01/2026 |
| DOB NOW | Foundation | Permit Issued | Arc CM | 05/01/2026 |
| DOB NOW | Construction Fence | Permit Issued | Arc CM | 04/01/2026 |
| Filed | Status | Contractor | Scope | Make / Model / Capacity |
|---|---|---|---|---|
| 09/02/2026 | Permit Issued | Arc CM | Heating Systems | Heating Rheem PROPE50 M2 RH92 CS 40,000 BTU · Electric Heater ×2 |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 09/02/2026 | — | — | Sprinkler System |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 09/02/2026 | Permit Issued | Watson's Plumbing, Heating, & Building | Plumbing-Sprinkler, Storm, Water/Sanitary |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 10/05/2026 | Permit Issued | CL Electrical | General Wiring |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 09/02/2026 | Permit Issued | Watson's Plumbing, Heating, & Building | Steel, Concrete, Masonry, Wood |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 09/02/2026 | Permit Issued | Watson's Plumbing, Heating, & Building | Fence |
| Filed | Status | Contractor | Scope |
|---|---|---|---|
| 09/02/2026 | Permit Issued | Watson's Plumbing, Heating, & Building | Earthwork |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 08/20/2026 | Structural Steel - High Strength Bolting | XIAOHONG ZHAO | special |
| 08/20/2026 | Subgrade Inspections | XIAOHONG ZHAO | special |
| 08/20/2026 | Subsurface Investigations (Borings/Test Pits) | TONY ONYEAGORO | special |
| 08/20/2026 | Ventilation and air distribution system | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | HVAC-R and service water heating system controls | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | HVAC-R and service water heating equipment | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | Interior lighting power | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | Maintenance information | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | Concrete - Cast-In-Place | XIAOHONG ZHAO | special |
| 08/20/2026 | Fire-Resistant Penetrations and Joints | XIAOHONG ZHAO | special |
| 08/20/2026 | Heating Systems | XIAOHONG ZHAO | special |
| 08/20/2026 | Masonry | XIAOHONG ZHAO | special |
| 08/20/2026 | Mechanical Systems | XIAOHONG ZHAO | special |
| 08/20/2026 | Structural Steel - Details | XIAOHONG ZHAO | special |
| 08/20/2026 | Structural Steel - Welding | XIAOHONG ZHAO | special |
| 08/20/2026 | Energy Code Compliance Inspections | XIAOHONG ZHAO | progress |
| 08/20/2026 | Final | BRIAN ILL | progress |
| 08/20/2026 | Fire-Resistance Rated Construction | XIAOHONG ZHAO | progress |
| 08/20/2026 | Footing and Foundation | XIAOHONG ZHAO | progress |
| 08/20/2026 | Structural Wood Frame | XIAOHONG ZHAO | progress |
| 08/20/2026 | HVAC-R and service water piping design and insulation | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | Metering | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | Insulation placement and R values | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | Air barrier — testing | XIAOHONG ZHAO | energy_progress |
| 08/20/2026 | Duct leakage testing, insulation and design | XIAOHONG ZHAO | energy_progress |