Custom Stone Bathrooms on Long Island

Marble, Quartzite & Granite Vanities, Shower Walls & Tub Surrounds

Intermarble fabricates and installs custom stone bathrooms across Long Island, including Nassau and Suffolk County. From floating vanities and integrated sinks to full-height shower walls and tub surrounds, every piece is templated, cut, and finished in-house at our Port Washington facility for precise fit, clean alignment, and durable performance in high-moisture environments.

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Recent bathroom projects across Port Washington, Great Neck, Roslyn, Manhasset, Oyster Bay, and Long Island’s North Shore area.

Custom shower wall detailing by Intermarble in Port Washington, New York
Cielo marble floating vanity by Intermarble for a powder room in Long Island, New York
Taj Mahal floating integrated sink by Intermarble in Port Washington, New York
Siberian white marble custom bathroom vanity sink in West Hampton Beach, NY by Intermarble Fabrication
Calacatta marble accent wall for a master bathroom in Kings Point, New York. Installation by Intermarble
Porcelain slab shower walls and custom shower box installation by Intermarble in Port Washington, New York
Dolomite marble vanity top by Intermarble. Port Washington, New York.
Taj Mahal Quartzite bathroom vanity. Fabricated and installed by Intermarble in Sands Point, New York
Carrara marble floating vanity installation by Intermarble in Port Washington, New York.
Marble vanity top by Intermarble. Long Island, NY
Damasco Quartz bathroom double vanity top by Intermarble. Port Washington, New York
Kenya black bathroom vanity top and custom mirror frame by Intermarble. Sands Point, New York.
Marble bathroom vanity with two undermount sinks.
Modern bathroom with black textured tiled wall and black marble vanity top.

Bathroom Stone Details & Fabrication FAQs

Stone bathrooms require careful planning for water exposure, slope, tolerances, and seam placement—especially in showers and integrated vanity builds.

  • Quartzite and granite are durable natural stone options for bathroom vanities, offering strong resistance to everyday wear in high-humidity environments.

    Marble is a classic choice for vanities and wall applications, valued for its veining and architectural look. The best stone depends on your maintenance preference, usage, and design goals.

  • Yes. Intermarble fabricate shower walls, full-height slab surrounds, and feature walls with careful attention to alignment, corner transitions, and clean seam placement.

    Slab layout is planned before cutting to maintain veining continuity and ensure each wall panel fits precisely.

  • An integrated sink is a sink basin fabricated from stone to create a continuous vanity surface—often paired with a matching backsplash or apron detail.

    This approach delivers a clean, monolithic look and requires precise fabrication tolerances for drainage, edges, and installation fit.

  • We plan seam placement to be visually discreet and structurally sound, particularly around faucet cutouts, corners, and niche areas.

    Edge profiles and transitions are finished to maintain clean lines and consistent reveals across vanity tops, splashes, and wall panels.

  • Yes. All bathroom vanity tops, shower walls, and tub surrounds are templated, cut, and finished at Intermarble’s Port Washington facility on Long Island.

    In-house fabrication allows tighter control over fit, finish quality, and installation coordination from slab selection through final install.

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