# Tf Cornerstone, Inc.: certificate to operate, 2 units (no. 2 fuel oil) at 47-20 Center Blvd., Queens

**Score:** 55/100

| Field | Value |
|---|---|
| Owner | Tf Cornerstone, Inc. |
| Premises | Queens West Building #6 |
| Building | 47-20 Center Blvd., Queens |
| BIN / block / lot | 4538318 / 00021 / 0070 |
| Request | Certificate to operate |
| Equipment | JOHNSTON PFTX-350-4LG15S |
| Fuel | No. 2 fuel oil, secondary naturalgas |
| Units | 2 |
| Issued | 2026-10-06 |
| Expires | 2029-06-17 |
| Status | Current |

## Why this score
- Certificate to operate just issued.
- Burns No. 2 oil: a conversion candidate.
- 2 units at one building.

Source: NYC Department of Environmental Protection Clean Air Tracking System (CATS) permits (NYC Open Data) (https://data.cityofnewyork.us/d/f4rp-2kvy). Last refreshed: 2026-11-04T06:07:04.315Z.
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.