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 |
|---|---|---|---|---|
| Fence & Deck Connection | Deck & Patio | Baltimore County, Frederick County, Howard County | 47 | Jul 2026 |
| CLARKSVILLE CONSTRUCTION SERVICES | Deck & Patio | Howard County | 20 | Jul 2026 |
| MDP DECK AND PATIOS LLC | Deck & Patio | Howard County | 9 | Jun 2026 |
| Montgomery Decks | Deck & Patio | Frederick County, Howard County | 9 | Jul 2026 |
| CUSTOM WORKS INC | Deck & Patio | Howard County | 7 | Jul 2026 |
| DAN PRI CONSTRUCTION INC | Deck & Patio | Frederick County, Howard County | 7 | Jun 2026 |
| ELITE DECKS & PATIOS OF MD LLC | Deck & Patio | Frederick County, Howard County | 7 | Jul 2026 |
| OTARI GEGESHIDZE | Deck & Patio | Baltimore County, Howard County | 7 | Jul 2026 |
| THE DECK & FENCE COMPANY LLC | Deck & Patio | Howard County | 7 | Jun 2026 |
| ALLIED REMODELING CORPORATION | Deck & Patio | Howard County | 6 | Jul 2026 |
| CLASSIC REMODELING CORP INC | Deck & Patio | Frederick County, Howard County | 6 | Jun 2026 |
| Deck And Shed Pros | Deck & Patio | Frederick County, Howard County | 6 | Jun 2026 |
| pilgrim decks and fence llc | Deck & Patio | Frederick County, Howard County | 6 | Jul 2026 |
| BUILD U HOME LLC | Deck & Patio | Howard County | 5 | Jun 2026 |
| DUN-RITE PLUMBING & HEATING | Deck & Patio | Frederick County, Howard County | 5 | Jun 2026 |
| HOMECRAFT BUILDERS INC | Deck & Patio | Howard County | 5 | Jun 2026 |
| Howard County Government | Deck & Patio | Howard County | 5 | Jun 2026 |
| LONG FENCE COMPANY INCORPORATED | Deck & Patio | Howard County | 5 | Jun 2026 |
| VALLEY DECK & PATIO | Deck & Patio | Howard County | 5 | Jul 2026 |
| A AFFORDABLE ELECTRIC SERVICE LLC | Deck & Patio | Howard County | 4 | Jun 2026 |
| ARDO CONTRACTING INC | Deck & Patio | Howard County | 4 | Jul 2026 |
| BUILD HD LLC | Deck & Patio | Frederick County, Howard County | 4 | Jun 2026 |
| DECKMASTER INC DBA TRUEDECKS | Deck & Patio | Howard County | 4 | Jun 2026 |
| DIAMOND DECKS & HOME IMPROVEMENT | Deck & Patio | Howard County | 4 | Jun 2026 |
| FA OUTDOOR SPACES LLC | Deck & Patio | Frederick County, Howard County | 4 | Jul 2026 |
| MARTIN MCMAHON | Deck & Patio | Howard County | 4 | Jun 2026 |
| OWINGS HOME SERVICES | Deck & Patio | Frederick County, Howard County | 4 | Jun 2026 |
| RICHARD VINCENT CAMPBELL | Deck & Patio | Howard County | 4 | Jun 2026 |
| WALL TO WALL CONSTRUCTION LLC | Deck & Patio | Frederick County, Howard County | 4 | Jul 2026 |
| ABSOLUTE LANDSCAPE & TURF SERVICES | Deck & Patio | Howard County | 3 | Jun 2026 |
| ALLMASTER HOME SERVICES | Deck & Patio | Frederick County, Howard County | 3 | Jun 2026 |
| AMERICAN DREAM HOME REMODELING LLC | Deck & Patio | Howard County | 3 | May 2026 |
| ANMER FUENTES | Deck & Patio | Howard County | 3 | Jun 2026 |
| Berarducci Contracting | Deck & Patio | Baltimore County, Howard County | 3 | Jun 2026 |
| CEDARBROOK DECK & PATIO INC | Deck & Patio | Howard County | 3 | May 2026 |
| CLASSIC DESIGN GROUP INC | Deck & Patio | Howard County | 3 | Jun 2026 |
| DILSHOD TURGUNOVICH AVAZOV | Deck & Patio | Howard County | 3 | Jul 2026 |
| ECS HOME IMPROVEMENT LLC | Deck & Patio | Howard County | 3 | Jun 2026 |
| EVERGREEN FENCE & DECK CO 01 49311 | Deck & Patio | Howard County | 3 | May 2026 |
| FREEDOM FENCE + DESK ACQUISITION LLC | Deck & Patio | Howard County | 3 | Apr 2026 |
| GARRETY GLASS INC | Deck & Patio | Howard County | 3 | Jun 2026 |
| GOT ELECTRIC LLC | Deck & Patio | Howard County | 3 | Jul 2026 |
| GREAT DAY IMPROVEMENTS LLC | Deck & Patio | Frederick County, Howard County | 3 | May 2026 |
| HOWARD COUNTY PLUMBING SERVICE LLC | Deck & Patio | Howard County | 3 | Jul 2026 |
| HUNTS END REMODELING LLC | Deck & Patio | Howard County | 3 | Jun 2026 |
| IEVGENII KHOMIAK | Deck & Patio | Howard County | 3 | Jun 2026 |
| ISFMD LLC DBA VOLK DECK FENCE & PATIO | Deck & Patio | Frederick County, Howard County | 3 | Jul 2026 |
| MARYLAND DECKWORKS INC 01 30686 | Deck & Patio | Howard County | 3 | Jun 2026 |
| M&C ELECTRICAL INC. | Deck & Patio | Howard County | 3 | Jun 2026 |
| NRG ENERGY/ DBA/ AIRTRON | Deck & Patio | Howard County | 3 | Jun 2026 |
Source: county permit records. Updated monthly.