

Rough Framing Through Finish.
Andco Contracting self-performs rough and finish carpentry across Long Island. Our carpenters and our supervision are on renovations and new construction across Nassau, Suffolk, the North Shore, and the Hamptons.
What We Do
Rough Carpentry
One of the trades Andco is best known for on Long Island. Residential or commercial: complex custom homes, truss construction, and light- or heavy-gauge commercial metal framing, with multiple crews and the equipment to back them. We've built a reputation for working alongside owners, architects, builders, and other trades to take on what most framers cannot.
Interior Finish Carpentry
Second to none. Custom woodworking, standing and running trim, crown moldings, custom paneling, and coffered ceilings, stain grade or paint grade. Custom cabinetry and wall units built in our shop or on-site, finished by our own painters. From standard scopes to the most challenging builds on Long Island, delivered by dedicated crews of finish carpenters.
Exterior Finish Carpentry
Where our interior standard goes outside. Custom trim, soffits, fascia, and window casings in wood or composite, paint grade or stain grade. Full siding installations in cedar shake, composite, and fiber cement systems. Decking in hardwood or composite. Exterior railings, coffered ceilings, paneling, custom pergolas, and shade structures. Dedicated crews of specialty carpenters, on residential and commercial exteriors across Long Island.
windows and doors
Installed by the same crew that framed the openings. All major manufacturers, typically as part of a framing package or larger renovation.

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