New Englands Leader in Construction Specialties

Granite State Specialities is New Englands leading supplier and installer of specialty construction products. While we work closely with companies throughout the northeast to supply and install CS products, we also drop ship our specialized products anywhere in the world.


Our team of experienced estimators is focused on offering the most accurate and high quality estimating service available. GSS performs all takeoffs in house and works with all top vendors to provide quick and competitive pricing.

Project Management

Leave the hassle of project management to the experts at GSS. Our knowledgeable project managers have years of experience in the industry and will manage the project from site readiness through installation.


Our OSHA trained installers have decades of experience installing Construction Specialties, ranging from toilet partitions on wall street in New York City to the window shades at the Federal Reserve in Boston, Massachusetts.

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