# The Beekman Mansion Inc.: certificate to operate, 1 unit (no. 2 fuel oil) at 439 East 51st Street, Manhattan

**Score:** 60/100

| Field | Value |
|---|---|
| Owner | The Beekman Mansion Inc. |
| Building | 439 East 51st Street, Manhattan |
| BIN / block / lot | 1040138 / 01363 / 0016 |
| Request | Certificate to operate |
| Equipment | FEDERAL FST-125 |
| Fuel | No. 2 fuel oil |
| Units | 1 |
| Issued | 2026-10-29 |
| Expires | 2029-10-01 |
| Status | Current |

## Why this score
- Certificate to operate just issued.
- Burns No. 2 oil: a conversion candidate.
- Issued in the last two weeks.

Source: NYC Department of Environmental Protection Clean Air Tracking System (CATS) permits (NYC Open Data) (https://data.cityofnewyork.us/d/f4rp-2kvy). Last refreshed: 2026-11-03T05:15:28.939Z.
From NYC DEP Clean Air Tracking System records on NYC Open Data. Owner and equipment details are as filed with DEP; a registration or certificate records authorization, not the equipment's condition. Equipment registered under a person's name is excluded. Verify with DEP.