Deck Building & Construction

A deck built right extends your living space outdoors — and it should be standing strong ten years from now, not sagging in five.

A deck is only as good as what is underneath it. Most homeowners focus on the surface — the boards, the railings, the finish — but the part that determines how long a deck actually lasts is the framing, the footings, and how the whole structure is anchored to the home. At D&J Construction, deck building starts from the ground up with structural integrity as the first priority. Dennis has been building decks across Long Island for over 11 years and has seen firsthand what happens when footings are undersized, ledger boards are improperly attached, or framing is rushed through to get to the visible work faster. Those shortcuts show up eventually — usually at the worst possible time.

D&J builds decks across Nassau and Suffolk County for homeowners who want an outdoor space that functions well and holds up to real use. Whether you are adding a new deck to a Bay Shore colonial, replacing a deteriorating structure in Smithtown, or building a multi-level platform in Lake Ronkonkoma, the process is built around your property, your layout, and how you actually plan to use the space. Every deck D&J builds is framed correctly, anchored properly, and finished with materials suited to Long Island's seasonal weather — hot summers, cold winters, and plenty of moisture in between. Dennis oversees every step of the build personally from the first footing to the final board.

The result should be an outdoor space that adds real value to your property and gets used every season. Solid underfoot, safe for the whole family, and built to handle whatever Long Island weather throws at it year after year. Call (855) 594-4857 to talk through your deck project and get a straightforward assessment of what the build involves.

What We Offer:

New Deck Construction — Full deck builds from footings and framing through decking, railings, and finish work on properties across Nassau and Suffolk County.
Deck Replacement & Rebuild — Complete removal of deteriorating existing decks and full rebuild to current structural standards with new materials throughout.
Footing & Foundation Work — Proper concrete footing installation at correct depth for Long Island frost lines so the structure stays stable through freeze and thaw cycles.
Ledger Board Attachment — Correct attachment of the deck ledger to the home's framing with proper flashing and fasteners to prevent water intrusion and structural failure.
Decking & Board Installation — Surface board installation with correct spacing for drainage and expansion, fastened properly to prevent cupping, warping, or popping over time.
Railing Installation — Deck railing systems installed to proper height and spacing requirements so the finished deck is safe and functional for everyday use.
Stairs & Landing Construction — Deck stair and landing builds with correct rise and run dimensions, proper stringers, and solid footing support at grade level.

Why Choose D&J Construction for Deck Building & Construction

Structural First, Always — D&J does not skip the foundation work to get to the visible parts faster. Footings, framing, and ledger attachment are done correctly because that is what the entire deck depends on. A deck that looks good but is not built right is a liability, not a feature.
Built for Long Island Conditions — Decks on Long Island deal with freeze-thaw cycles, humidity, and salt air depending on how close to the water you are. D&J selects materials and uses installation methods that account for those conditions so the deck holds up through multiple seasons without premature deterioration.
Owner On Every Build — Dennis is present throughout the entire deck construction process. Footing placement, framing layout, ledger attachment, and surface installation all get checked at each stage before the project moves forward. Nothing is covered up or built over until it is right.
Full Build, One Crew — From the first post hole to the last railing cap, D&J handles the entire deck project without subcontracting portions of the work. One crew, one standard, one point of accountability from start to finish.
11 Years of Long Island Decks — D&J has built and replaced decks across Nassau and Suffolk County for over a decade. Different soil conditions, different home structures, different layouts and elevations — that range of experience means your project is handled by someone who has seen the full picture of what deck construction on Long Island actually involves.