LIONSTONE DEVELOPERS LLC
LIONSTONE DEVELOPERS LLC has filed 16 building permits in New York City since 2025, closing 25% of 4 rated permits. 10 permits remain open. Primarily files foundation permits. 51.9 points below the city median of 76.9%. Busiest year: 2026 with 9 permits.
25%
14
Construction Permits
16 total
10
Currently Open
4
Rate-Eligible
permits > 1yr old
2025–2026
Years Active
Closure rate based on permits older than 1 year. "Issued" and "Stop Work" statuses are excluded.
Performance by Permit Type
Foundation2 rated
50.0% closed vs 67% median, 16.7 points lower
General Construction1 rated
0.0% closed vs 74% median, 74.3 points lower
Structural1 rated
0.0% closed vs 81% median, 80.8 points lower
Median based on all applicants with 20+ rated permits in each category. Only permits older than 1 year are rated.
Year-by-Year Summary
2026(YTD)
—
Open7
Closed2
Too early to rate — permits need 1 year to mature
2025
25.0%
Open3
Closed2
1 closed / 4 rated
All Permits
16 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | B01278627-S4-MS | Mechanical Systems | 1128 38 STREET, Brooklyn, New York | Jul 14, 2026<1yr | Oct 30, 2026 | $0 |
| Open | B01310062-S4-ST | Structural | 880 SETON PLACE, Brooklyn, New York | Jun 25, 2026<1yr | Oct 30, 2026 | $0 |
| Open | B01310062-S3-FO | Foundation | 880 SETON PLACE, Brooklyn, New York | Jun 24, 2026<1yr | Oct 30, 2026 | $0 |
| Open | B01310062-I1-GC | General Construction | 880 SETON PLACE, BROOKLYN, New York | May 5, 2026<1yr | Oct 30, 2026 | $0 |
| Open | B01278627-S5-ST | Structural | 1128 38 STREET, BROOKLYN, New York | Apr 23, 2026<1yr | Oct 30, 2026 | $0 |
| Open | B01278627-S1-FO-EA | Earth Work | 1128 38 STREET, BROOKLYN, New York | Apr 23, 2026<1yr | Oct 30, 2026 | $0 |
| Open | B01278627-I1-GC | General Construction | 1128 38 STREET, BROOKLYN, New York | Apr 21, 2026<1yr | Oct 30, 2026 | $0 |
| Closed | B01278627-S6-FO | Foundation | 1128 38 STREET, BROOKLYN, New York | Apr 20, 2026<1yr | Oct 30, 2026 | $0 |
| Closed | B01278627-S2-SE | Support of Excavation | 1128 38 STREET, BROOKLYN, New York | Apr 20, 2026<1yr | Oct 30, 2026 | $0 |
| Closed | B01246067-I1-FD | Full Demolition | 1135 61 STREET, BROOKLYN, New York | Nov 26, 2025<1yr | Oct 30, 2026 | $0 |
| Open | B01252738-I1-FN | Construction Fence | 1128 38 STREET, BROOKLYN, New York | Jul 21, 2025 | Oct 30, 2025 | $160 |
| Open | B01038431-S4-FO | Foundation | 1137 61 STREET, BROOKLYN, New York | Jul 7, 2025 | Oct 30, 2026 | $1,000 |
| Open | B01038431-S3-ST | Structural | 1137 61 STREET, BROOKLYN, New York | Jun 25, 2025 | Oct 30, 2026 | $1,000 |
| Closed | B01038431-S6-SE | Support of Excavation | 1137 61 STREET, BROOKLYN, New York | Jun 20, 2025 | Oct 30, 2025 | $1,000 |
| Open | B01038431-I1-GC | General Construction | 1137 61 STREET, BROOKLYN, New York | Jun 18, 2025 | Jul 16, 2026 | $1,830,877 |
| Open | B01038431-S1-FN | Construction Fence | 1137 61 STREET, BROOKLYN, New York | Apr 10, 2025 | Oct 30, 2026 | $1,000 |