David O'Sullivan
David O'Sullivan has filed 12 building permits in Boston since 2018, closing 33% of 9 rated permits. 7 permits remain open. Primarily files building permits. 16.7 points below the city median of 50.0%. Busiest year: 2018 with 2 permits.
Also listed as: David O'sullivan (1 permit)
33%
10
Construction Permits
12 total
7
Currently Open
9
Rate-Eligible
permits > 1yr old
2018–2026
Years Active
Closure rate based on permits older than 1 year. "Issued" and "Stop Work" statuses are excluded.
Performance by Permit Type
Building9 rated
33.3% closed vs 32% median, 1.8 points higher
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)
—
Open1
Closed0
Too early to rate — permits need 1 year to mature
2025
0.0%
Open1
Closed0
0 closed / 1 rated
2024
0.0%
Open1
Closed0
0 closed / 1 rated
2023
0.0%
Open1
Closed0
0 closed / 1 rated
2022
50.0%
Open1
Closed1
1 closed / 2 rated
2020
100.0%
Open0
Closed1
1 closed / 1 rated
2019
100.0%
Open0
Closed1
1 closed / 1 rated
2018
0.0%
Open2
Closed0
0 closed / 2 rated
All Permits
12 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | ALT1548438 | Long Form/Alteration Permit | 77 Bigelow ST, Brighton | Jun 12, 2026<1yr | Dec 12, 2026 | $750,000 |
| Open | A1685992 | Amendment to a Long Form | 34 Vinton ST, South Boston | May 19, 2025 | Nov 19, 2025 | $0 |
| Open | U491650143 | Use of Premises | 50 Margin ST, Hyde Park | Oct 2, 2024 | Apr 2, 2025 | $0 |
| Open | ALT1431082 | Long Form/Alteration Permit | 34 Vinton ST, South Boston | May 1, 2024 | — | $1,800,000 |
| Open | ERT713014 | Erect/New Construction | 4-8 Tileston ST, Mattapan | Jan 25, 2023 | Jul 25, 2023 | $2,150,000 |
| Closed | ALT1216342 | Long Form/Alteration Permit | 6 Yarmouth ST, Boston | Oct 19, 2022 | Apr 19, 2023 | $70,000 |
| Open | ERT996073 | Erect/New Construction | 10 Geneva ST, East Boston | Jun 8, 2022 | Dec 8, 2022 | $1,704,000 |
| Closed | ALT1042972 | Long Form/Alteration Permit | 106 Lincoln ST, Brighton | May 4, 2020 | Nov 4, 2020 | $100,000 |
| Closed | COO965944 | Certificate of Occupancy | 1550 River ST, Hyde Park | Jun 17, 2019 | — | $0 |
| Closed | ALT898875 | Long Form/Alteration Permit | 1550 River ST, Hyde Park | Jun 14, 2019 | Dec 14, 2019 | $0 |
| Open | ALT782008 | Long Form/Alteration Permit | 85-93 Glenville AV, Allston | Jul 12, 2018 | Jan 12, 2019 | $35,000 |
| Open | ALT752816 | Long Form/Alteration Permit | 43 Royal ST, Allston | May 16, 2018 | Nov 16, 2018 | $14,000 |