Dennis O'Brien
Dennis O'Brien has filed 131 building permits in Boston since 2016, closing 38% of 118 rated permits. 78 permits remain open.
38%
131
Construction Permits
78
Currently Open
118
Rate-Eligible
permits > 1yr old
2016–2026
Years Active
Closure rate based on permits older than 1 year. “Issued” and “Stop Work” statuses are excluded.
Performance by Permit Type
Low Voltage118 rated
38.1% closed vs 28% median, 9.8 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
—
Open4
Closed8
Too early to rate — permits need 1 year to mature
2024
76.5%
Open4
Closed13
13 closed / 17 rated
2023
42.9%
Open4
Closed3
3 closed / 7 rated
2022
47.4%
Open10
Closed9
9 closed / 19 rated
2021
36.4%
Open7
Closed4
4 closed / 11 rated
2020
38.5%
Open8
Closed5
5 closed / 13 rated
2019
46.2%
Open7
Closed6
6 closed / 13 rated
2018
16.7%
Open15
Closed3
3 closed / 18 rated
2017
8.3%
Open11
Closed1
1 closed / 12 rated
2016
12.5%
Open7
Closed1
1 closed / 8 rated
All Permits
131 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | ELV1819630 | Electrical Low Voltage | 800 Boylston ST, Boston | Feb 9, 2026<1yr | Aug 9, 2026 | $5,550 |
| Open | ELV1799233 | Electrical Low Voltage | 125-145 High ST, Boston | Nov 19, 2025<1yr | May 19, 2026 | $35,000 |
| Closed | ELV1794916 | Electrical Low Voltage | 1 Beacon ST, Boston | Nov 4, 2025<1yr | May 4, 2026 | $33,000 |
| Closed | ELV1789501 | Electrical Low Voltage | 52-58 Chauncy ST, Boston | Oct 20, 2025<1yr | Apr 20, 2026 | $30,000 |
| Closed | ELV1785756 | Electrical Low Voltage | 222 Berkeley ST, Boston | Oct 9, 2025<1yr | Apr 9, 2026 | $40,000 |
| Closed | ELV1783276 | Electrical Low Voltage | 880-888 Boylston ST, Boston | Oct 7, 2025<1yr | Apr 7, 2026 | $16,000 |
| Open | ELV1771519 | Electrical Low Voltage | 500 Boylston ST, Boston | Sep 9, 2025<1yr | Mar 9, 2026 | $10,500 |
| Closed | ELV1764281 | Electrical Low Voltage | 1 Federal ST, Boston | Aug 26, 2025<1yr | Feb 26, 2026 | $12,770 |
| Closed | ELV1763910 | Electrical Low Voltage | 100 Federal ST, Boston | Aug 25, 2025<1yr | Feb 25, 2026 | $21,000 |
| Open | ELV1732404 | Electrical Low Voltage | 100 Summer ST, Boston | Jul 1, 2025<1yr | Jan 1, 2026 | $29,700 |
| Closed | ELV1701362 | Electrical Low Voltage | 370-410 Summer ST, Boston | Mar 25, 2025<1yr | Sep 25, 2025 | $15,570.24 |
| Open | ELV1699461 | Electrical Low Voltage | 1 Federal ST, Boston | Mar 25, 2025<1yr | Sep 25, 2025 | $23,000 |
| Closed | ELV1699460 | Electrical Low Voltage | 201 Washington ST, Boston | Mar 25, 2025<1yr | Sep 25, 2025 | $24,880 |
| Closed | ELV1675965 | Electrical Low Voltage | 1-5 Marina Park DR, Boston | Dec 9, 2024 | Jun 9, 2025 | $10,000 |
| Open | ELV1672131 | Electrical Low Voltage | 1 Post Office SQ, Boston | Nov 20, 2024 | May 20, 2025 | $16,000 |
| Closed | ELV1670852 | Electrical Low Voltage | 141-149 Dartmouth ST, Boston | Nov 20, 2024 | May 20, 2025 | $75,000 |
| Closed | ELV1670666 | Electrical Low Voltage | 533-545 Commonwealth AV, Boston | Nov 20, 2024 | May 20, 2025 | $11,000 |
| Closed | ELV1662091 | Electrical Low Voltage | 10 Fan Pier BL, Boston | Oct 23, 2024 | Apr 23, 2025 | $7,000 |
| Closed | ELV1649883 | Electrical Low Voltage | 800 Boylston ST, Boston | Sep 18, 2024 | Mar 18, 2025 | $8,500 |
| Closed | ELV1649249 | Electrical Low Voltage | 131-153 Seaport BL, Boston | Sep 15, 2024 | Mar 15, 2025 | $5,000 |
| Closed | ELV1633645 | Electrical Low Voltage | 1569-1579A Blue Hill AV, Mattapan | Aug 7, 2024 | Feb 7, 2025 | $11,000 |
| Open | ELV1628234 | Electrical Low Voltage | 28 State ST, Boston | Jul 19, 2024 | Jan 19, 2025 | $10,000 |
| Open | ELV1628233 | Electrical Low Voltage | 28 State ST, Boston | Jul 19, 2024 | Jan 19, 2025 | $10,000 |
| Closed | ELV1625843 | Electrical Low Voltage | 155 Federal ST, Boston | Jul 17, 2024 | Jan 17, 2025 | $11,000 |
| Open | ELV1621077 | Electrical Low Voltage | 1 Post Office SQ, Boston | Jul 2, 2024 | Jan 2, 2025 | $7,500 |
| Closed | ELV1618582 | Electrical Low Voltage | 281-283 Summer ST, Boston | Jun 25, 2024 | Dec 25, 2024 | $5,000 |
| Closed | ELV1586183 | Electrical Low Voltage | 1-5 Marina Park DR, Boston | Apr 2, 2024 | Oct 2, 2024 | $10,000 |
| Closed | ELV1571992 | Electrical Low Voltage | 500 Boylston ST, Boston | Feb 14, 2024 | Aug 14, 2024 | $50,000 |
| Closed | ELV1564351 | Electrical Low Voltage | 99 Bedford ST, Boston | Jan 22, 2024 | Jul 22, 2024 | $18,000 |
| Closed | ELV1556794 | Electrical Low Voltage | 1-5 Marina Park DR, Boston | Jan 2, 2024 | Jul 2, 2024 | $35,000 |
| Open | ELV1554038 | Electrical Low Voltage | 21 Custom House ST, Boston | Dec 15, 2023 | Jun 15, 2024 | $8,500 |
| Closed | ELV1540084 | Electrical Low Voltage | 19-39 Thomson PL, Boston | Oct 30, 2023 | Apr 30, 2024 | $35,000 |
| Closed | ELV1530344 | Electrical Low Voltage | 1 Post Office SQ, Boston | Oct 3, 2023 | Apr 3, 2024 | $100,000 |
| Closed | ELV1519903 | Electrical Low Voltage | 222 Berkeley ST, Boston | Aug 31, 2023 | Feb 29, 2024 | $80,000 |
| Open | ELV1496041 | Electrical Low Voltage | 43-61 Pier 4 BL, Boston | Jul 13, 2023 | Jan 13, 2024 | $5,760 |
| Open | ELV1477056 | Electrical Low Voltage | 100 Federal ST, Boston | May 22, 2023 | Nov 22, 2023 | $42,800 |
| Open | ELV1447960 | Electrical Low Voltage | 77 N Washington ST, Boston | Mar 14, 2023 | Sep 14, 2023 | $24,000 |
| Open | ELV1426193 | Electrical Low Voltage | 33 Arch ST, Boston | Dec 21, 2022 | Jun 21, 2023 | $6,865 |
| Closed | ELV1423740 | Electrical Low Voltage | 201 Brookline AV, Boston | Dec 19, 2022 | Jun 19, 2023 | $48,500 |
| Closed | ELV1421542 | Electrical Low Voltage | 1 Beacon ST, Boston | Dec 7, 2022 | Jun 7, 2023 | $21,747 |
| Open | ELV1395677 | Electrical Low Voltage | 1 Financial CN, Boston | Sep 26, 2022 | Mar 26, 2023 | $46,500 |
| Closed | ELV1395673 | Electrical Low Voltage | 1-5 Marina Park DR, Boston | Sep 26, 2022 | Mar 26, 2023 | $36,000 |
| Open | ELV1386646 | Electrical Low Voltage | 1-5 Marina Park DR, Boston | Sep 2, 2022 | Mar 2, 2023 | $57,750 |
| Open | ELV1374419 | Electrical Low Voltage | 155 SEAPORT BL, South Boston/ | Aug 8, 2022 | Feb 8, 2023 | $6,500 |
| Open | ELV1334049 | Electrical Low Voltage | 201 Washington ST, BOSTON | May 23, 2022 | Nov 23, 2022 | $33,500 |
| Closed | ELV1328207 | Electrical Low Voltage | 201 Brookline AV, Boston | Apr 28, 2022 | Oct 28, 2022 | $111,000 |
| Open | ELV1328205 | Electrical Low Voltage | 201 Brookline AV, Boston | Apr 28, 2022 | Oct 28, 2022 | $69,000 |
| Closed | ELV1320942 | Electrical Low Voltage | 75-101 Federal ST, Boston | Apr 14, 2022 | Oct 14, 2022 | $12,500 |
| Open | ELV1309646 | Electrical Low Voltage | , South Boston | Mar 30, 2022 | Sep 30, 2022 | $35,000 |
| Closed | ELV1305748 | Electrical Low Voltage | 150 Oliver ST, Boston | Mar 17, 2022 | Sep 17, 2022 | $22,950 |
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