One sheet per trade and county, fresh every Monday from public filings. Week of Aug 31, 2026.
| Trade | Baltimore County | Carroll County | Frederick County | Howard County | Prince George's County |
|---|---|---|---|---|---|
| Plumbing | 47 | 9 | 14 | 30 | 2 |
| Electrical | 52 | 8 | 7 | 56 | 12 |
| HVAC | 43 | 6 | 6 | 56 | 51 |
| Solar | 52 | 10 | 4 | 14 | 15 |
| Gas | 40 | 9 | 6 | 10 | — |
| Interior | 14 | 8 | 11 | 15 | 1 |
| Deck / Patio | 9 | 9 | 2 | 17 | — |
| Accessory Structure | 11 | — | 2 | 3 | 11 |
| Structural | 5 | 5 | 4 | 8 | 1 |
| Fire Protection | 9 | 1 | 5 | — | — |
| Pool / Spa | 4 | 3 | 2 | 3 | 1 |
| Exterior | — | 1 | 1 | — | — |