Aaron Diamond Mechanical Inc.
Aaron Diamond Mechanical Inc. has filed 4 building permits in Boston since 2021, closing 67% of 3 rated permits. 2 permits remain open. Primarily files gas permits. 16.7 points above the city median of 50.0%.
67%
4
Construction Permits
2
Currently Open
3
Rate-Eligible
permits > 1yr old
2021–2026
Years Active
Closure rate based on permits older than 1 year. "Issued" and "Stop Work" statuses are excluded.
Performance by Permit Type
Gas2 rated
50.0% closed vs 59% median, 9.0 points lower
Plumbing1 rated
100.0% closed vs 63% median, 37.0 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
2022
100.0%
Open0
Closed1
1 closed / 1 rated
2021
100.0%
Open0
Closed1
1 closed / 1 rated
All Permits
4 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | PL1853795 | Plumbing Permit | 500 Atlantic AV, Boston | May 27, 2026<1yr | Nov 27, 2026 | $45,000 |
| Open | G1684528 | Gas Permit | 330 Beacon ST, Boston | Jan 21, 2025 | Jul 21, 2025 | $250,000 |
| Closed | G1283638 | Gas Permit | 498-528 Commonwealth AV, Boston | Jan 21, 2022 | Jul 21, 2022 | $12,000 |
| Closed | PL1259284 | Plumbing Permit | 498-528 Commonwealth AV, Boston | Oct 15, 2021 | Apr 15, 2022 | $170,000 |