InterNACHI Certified Deck Inspector

Custom Deck Builder in Saint John, NB

Custom composite and wood decks designed for your lifestyle and engineered for New Brunswick's coastal climate. Serving Saint John homeowners with quality craftsmanship and our workmanship warranty.

Get a Free Deck Estimate → (506) 377-4787

✓Workmanship Warranty

✓BBB Accredited

✓Financing to $100k

✓Certified Inspector

Decks in Saint John

Custom Decks for Saint John Homeowners

Saint John offers everything from historic Uptown properties to waterfront homes in Millidgeville and growing communities in Quispamsis and Rothesay. J.A. Kelly Contracting proudly serves the Saint John area with decks engineered for the Bay of Fundy's unique coastal conditions.

We build custom composite and wood decks across Uptown Saint John, the East Side, West Side, South End, Millidgeville, and all surrounding neighbourhoods. Every project starts with an inspection by our InterNACHI Certified Deck Inspector to ensure your new deck is built on a solid foundation.

Why Homeowners Trust Us

Certified Deck Inspector On Staff

J.A. Kelly Contracting is one of the only deck builders serving the Saint John area with an InterNACHI Certified Deck Inspector. We inspect existing structures before building, identify safety concerns, and ensure every deck meets code requirements.

BBB Accredited, $10M insured, and backed by a workmanship warranty included. Whether you need a simple ground-level platform or a multi-level composite showpiece with built-in lighting and privacy screens, we build it to last.

What We Build

Deck Services in Saint John

Composite Decking

Low-maintenance, weather-proof composite decks that handle NB's freeze-thaw cycles. No staining, no splinters, no rot. 25-year manufacturer warranties on premium materials.

Wood Decks

Pressure-treated and cedar wood decks for homeowners who love the natural look. Built with proper ventilation and drainage for Atlantic Canadian weather. Professional staining and sealing available.

Repairs & Renovations

Structural repairs, resurfacing, and full deck renovations. If your existing deck is still structurally sound, a renovation can save you 30-50% compared to a full rebuild.

Our Work