Contractors active in Maryland county permit records, grouped from public filings. Counts reflect permits attributed to each firm. Not every filing names a contractor, so counts here are a floor. A firm's actual permit activity is usually higher.
| Contractor | Trade | Counties | Permits | Last active |
|---|---|---|---|---|
| MACE ENTERPRISES LLC | Fire Protection | Howard County | 8 | Jun 2026 |
| AMAZING PLUMBING HEATING AND AIR | Fire Protection | Howard County | 4 | Jun 2026 |
| MERRITT CONSTRUCTION SERVICES LLC | Fire Protection | Howard County | 3 | Jun 2026 |
| R K OWINGS INC | Fire Protection | Howard County | 3 | Jul 2026 |
Source: county permit records. Updated monthly.