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    443-616-1459

    Serving Howard County

    Outdoor Living Builder in Ellicott City, MD

    30+ years of sunroom, deck, pergola, and screen-room work for Ellicott City (21042) homeowners. Locally owned. MHIC #91686.

    Why Ellicott City homeowners hire Custom Design & Build

    Ellicott City has steep terrain and older housing stock, plus a historic district on Main Street with preservation review. Hillside lots often need engineered footings and stepped framing.

    Near: Historic Main Street, Patapsco Valley State Park.

    We're MHIC #91686-licensed, Trex Pro Platinum, an authorized Sunspace dealer, and Azenco-certified for motorized louvered pergolas. Every Ellicott City project is custom-designed, permitted, and built end-to-end by our own crews. No subcontracted middlemen.

    Services we build in Ellicott City

    Custom decks in Ellicott City

    Ellicott City is the steepest ground we build on. Hillside lots here often need engineered footings and stepped framing just to reach a level deck surface, and the older housing stock means we check the existing wall and ledger before attaching anything. Projects on Historic Main Street also carry preservation review. Howard County requires a permit for attached decks with frost protection 30 inches deep, and we file through the Department of Inspections, Licenses and Permits. Our own crews build in wood and Trex composite, sized for the slope. MHIC #91686.

    See our custom deck builders and full deck design services →

    Custom pergolas in Ellicott City

    Ellicott City slopes make pergola footings a real engineering question rather than a formality. On hillside lots we step the framing and design the piers for the grade, and we confirm post heights before ordering anything. Projects on Historic Main Street also face preservation review. Attached pergolas need a Howard County building permit, which we file through the Department of Inspections, Licenses and Permits. We build wood pergolas and install certified Azenco louvered systems with our own crews under MHIC #91686.

    See our pergola builders and design services

    Sunrooms in Ellicott City

    Ellicott City sunrooms often need engineered footings and stepped framing before the enclosure is even a question, because the slope decides what can carry the room. Older housing stock also means we check the existing wall, roof, and flashing carefully before tying in. Historic Main Street properties carry preservation review as well. We file through the Howard County Department of Inspections, Licenses and Permits. As an authorized Sunspace dealer we install three-season and year-round insulated rooms with our own crews under MHIC #91686.

    See our sunroom builders and the systems we install

    Retractable awnings in Ellicott City

    Add on-demand shade to your Ellicott City deck or patio with a motorized Alutech SunShield retractable awning. As an authorized Alutech dealer, we install premium Sunbrella awnings with LED-lit arms, remote operation, and optional wind and sun sensors for Ellicott City homeowners, usually in a single day. Extend it when you want shade, retract it when you want full sun.

    See our retractable awnings or read our awning cost guide.

    Pricing & next step

    Most Ellicott City sunroom, deck, and pergola projects fall between $20,000 and $150,000+, depending on size, materials, and site conditions. Use our interactive pricing calculator for a 60-second ballpark, or start a free phone conversation.

    Ready to Build?

    Let's talk about your outdoor space.

    Start with a free phone conversation. We'll learn about your project, answer your questions, and help you understand what's possible. No pressure and no pushy sales tactics.

    4.9 stars on Google • 94 verified Google reviews • MHIC #91686 • Locally owned and operated