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 |
| Andrew Weinberg | Deck & Patio | Baltimore County | 45 | Jun 2026 |
| ALBAUGH AND SONS FENCING | Deck & Patio | Frederick County | 34 | Jul 2026 |
| CLARKSVILLE CONSTRUCTION SERVICES | Deck & Patio | Howard County | 20 | Jul 2026 |
| Barrick & Sons Lawn Service LLC | Deck & Patio | Frederick County | 10 | Jun 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 |
| KELLIE VENEGAS | Deck & Patio | Frederick County | 5 | Jun 2026 |
| LONG FENCE COMPANY INCORPORATED | Deck & Patio | Howard County | 5 | Jun 2026 |
| LUIS CARO | Deck & Patio | Baltimore County | 5 | Apr 2026 |
| Sean Bartz | Deck & Patio | Frederick County | 5 | Jul 2026 |
| The Deck and Fence Company | Deck & Patio | Frederick County | 5 | Jul 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 |
| Barnabas domowski | Deck & Patio | Baltimore County, Frederick County | 4 | Jul 2026 |
| BUILD HD LLC | Deck & Patio | Frederick County, Howard County | 4 | Jun 2026 |
| Dave Lombardo | Deck & Patio | Baltimore County | 4 | Jul 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 |
| NICK TREY | Deck & Patio | Baltimore 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 |
| River Valley Construction | Deck & Patio | Frederick 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 |
| AJ TECH LLC | Deck & Patio | Baltimore 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 |
| C & D General Construction, Inc. | Deck & Patio | Frederick 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 |
| C.W. Harris Home Improvements LLC | Deck & Patio | Frederick County | 3 | Jul 2026 |
Source: county permit records. Updated monthly.