# Blackrock Construction Group Inc: prequalified by NYC School Construction Authority for 4 building trades (Joint Sealers, Unit Masonry, ...), Brooklyn, NY

**Score:** 30/100

| Field | Value |
|---|---|
| Firm | Blackrock Construction Group Inc |
| Trade group | Building trades (concrete, masonry, metals, finishes, openings, equipment) |
| Trades | Joint Sealers; Unit Masonry; Dampproofing and Waterproofing; Maintenance of Masonry |
| Trade codes | 07 92 00; 04 20 00; 07 10 00; 04 01 00 |
| Bid limit | Up to $1 million |
| MBE/WBE/LBE | None |
| Location | Brooklyn, NY, 11235 |
| Qualified on (estimated) | 2026-06-29 |
| Qualified through | 2029-06-29 |

## Why this score
- 4 trades in this group.

Source: NYC School Construction Authority Prequalified Firms (NYC Open Data) (https://data.cityofnewyork.us/d/szkz-syh6). Last refreshed: 2026-11-04T06:06:59.813Z.
From the NYC School Construction Authority Prequalified Firms dataset. SCA publishes the end date of each 3-year qualification; the qualification date shown is estimated as 3 years before it. Firm contact names and phone numbers are not listed. Verify current status with SCA.