Licensed service area

Damascus, Maryland

ExteriorMax work for Damascus, plus Gaithersburg, Germantown, and Clarksburg. 16 ZIP codes in Montgomery County. ExteriorMax installs roofing, siding, windows, gutters, doors, and decks in Damascus, Maryland under MD 142964. Maryland, Virginia, West Virginia, and Pennsylvania are authorized service areas. The business address is 6301 Ivy Ln, Suite 120, Greenbelt, MD 20770.

Request an estimateCall (844) 957-2080

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ExteriorMax project photo. An example of our work.
Six services

The same trades, for this area.

Each service has its own page. The materials and the install steps match the company-wide service. The ZIP list is what is specific to Damascus.

New two-story homes with architectural asphalt shingle roofs

Roofing

Owens Corning roof replacement and storm repair. A free 60-point inspection is written down and sent to you.

Roofing in DamascusNavy craftsman home with lap siding, shake gables, stone, and a covered porch

Siding

CertainTeed vinyl, insulated vinyl, James Hardie fiber cement, and LP SmartSide engineered wood, plus new soffit and fascia.

Siding in DamascusTwo-story home with rows of white-trimmed windows and a covered porch

Windows

ProVia replacement windows. Double-hung, casement, bay, bow, sliders, and awning, measured at the house.

Windows in DamascusLarge stone house with gutters and downspouts along the roof lines

Gutters

Seamless gutter installation, replacement, and gutter guards, sized to the roof and pitched to move water.

Gutters in DamascusWood and glass double entry doors on a stone and board-and-batten front

Doors

Entry doors, sliding patio doors, hinged patio doors, and storm doors, fitted to the opening.

Doors in DamascusBrick home with a raised deck, black metal railing, and a stone patio below

Decks

Composite and wood decks with railings, laid out to the doors and the grade, framed to code.

Decks in Damascus

Zones and ZIP codes

I-270 Corridor (Gaithersburg / Germantown / Clarksburg / Damascus)

Gaithersburg, Germantown, Clarksburg, Damascus. Montgomery County. Zone MD-MOCO-I270. ZIP codes: 20871, 20872, 20874, 20875, 20876, 20877, 20878, 20879, 20880, 20882, 20883, 20884, 20885, 20886, 20898, 20899.

From 2025-11-11 through 2026-11-11, National Weather Service severe reports for Montgomery County include this headline: 60 mph winds recorded in Montgomery County. That is a county record. It does not mean every home in these ZIP codes experienced that weather. The headline is county context. It is not a damage report for a specific house.

Nearby

Clarksburg · Gaithersburg · Germantown · Barnesville · Bethesda · Burtonsville · Chevy Chase · Dickerson