Services That Never Flinch

RENOVATIONS

A hallway in a house under construction or renovation. There are construction workers working near the end of the hallway, and wooden planks are scattered along the floor. The hallway has multiple white doors on each side, and a door or window at the end with natural light coming through.

Full gut renovations, bathrooms, kitchens, and interior buildouts

HARDSCAPE

A backyard patio at sunset with a large fire pit, outdoor furniture, string lights, and a view of trees and distant cityscape.

Patios, driveways, retaining walls, and outdoor living spaces

CUSTOM BUILDS

An aerial view of a wooden house under construction showing the framing stage with many wooden beams and partially built walls.

Ground-up builds and structural additions tailored to your vision.

BUILT DIFFERENT.

Adamant Builders is a New York-based construction firm specializing in high-end residential renovations, hardscape, and custom builds across Long Island and New York City. Every project is managed with the precision and accountability that our clients expect — on schedule, on budget, no surprises.

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A black background with a white stylized letter 'A' combined with the number '3' forming a minimalistic logo.

Follow Our Projects

Modern kitchen with white cabinets, a beige stone backsplash, a stainless steel stove, large windows with a view of greenery and city skyline, hanging copper pendant lights, and a white kitchen island with a fruit bowl on top.
Interior view of a modern home with a large skylight, white walls, built-in shelves, and wood flooring, with sunlight casting shadows inside.
Modern bathroom with a walk-in shower, white walls, a large mirror, a vanity with a black faucet, a vase with dried flowers, and a towel rack.
An outdoor patio area decorated with string lights, white curtains, and comfortable seating, set up for evening gathering or relaxation.
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