| Owner | Filings | Most Recent |
|---|---|---|
| ARMENIAN WELFARE ASSOC | 2 | 03/21/2026 |
| Date | Price | Unit | Seller → Buyer | $/sf |
|---|---|---|---|---|
| 02/07/2024 | $81.8M | — | 4509 EIGHTH LLC → NEW YORK CITY SCHOOL CONSTRUCTION AUTHORITY | — not available |
| 07/30/2018 | $50.0M | — | — → — | — not available |
| Firm | Filings | Most Recent |
|---|---|---|
| TIMES BUILDINGS ENGINEERING SERVICE | 1 | 08/13/2020 |
| Representative | Filings | Most Recent |
|---|---|---|
| MEIYUN CHEN | 1 | 03/21/2026 |
| Firm | Trade | Roles | Most Recent |
|---|---|---|---|
| PLUMBING NYC, INC | Fire Protection | 2 | 07/08/2026 |
| Agency | License # | Filings | Most Recent |
|---|---|---|---|
| TIMES BUILDINGS ENGINEERI | 710 | 1 | 08/13/2020 |
| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| DOB NOW | Sprinklers | Signed-off | PLUMBING NYC, INC | 10/05/2021 |
| DOB NOW | Sprinklers | Signed-off | PLUMBING NYC, INC | 08/28/2020 |
| BIS | — | ISSUED | B SOSA ENTERPRISES CORP | 10/19/2021 |
| BIS | — | ISSUED | B SOSA ENTERPRISES CORP | 10/22/2020 |
| BIS | — | ISSUED | B SOSA ENTERPRISES CORP | 08/18/2020 |
| BIS | SP | ISSUED | HEADS UP FIRE SPRINKLER | 02/19/1997 |
| BIS | OT | ISSUED | TOWER CONSTRUCTION | 10/28/1996 |
| BIS | — | ISSUED | STEPLIN CONSTRUCTION CORP | 04/07/1993 |
| BIS | EQ | ISSUED | STEPLIN CONSTRUCTION CORP | 04/07/1993 |
| BIS | MH | ISSUED | ARMENIAN WELFARE ASSOCIATION | 01/25/1991 |
| Date | Requirement | Inspector | Role |
|---|---|---|---|
| 02/24/2020 | Sprinkler Systems | ZHUANG MIAO | special |