Leading Distributor of Commercial & Residential Building Products

Serving New England with Locations in NH, MA, and CT

Merrimack Building Supply , Inc. is a leading distributor of commercial and residential building products. Established in 1985, Merrimack Building Supply ranks superior in the building materials industry due to its commitment of quality and service. Our major product lines include Drywall, Steel Framing, Insulation, Acoustical Ceilings, Plaster & Compounds, Exterior Finishes, Tools, Commercial Doors, Frames & Hardware and Division 10 products.

We have warehouses in New Hampshire, Massachusetts and Connecticut and deliver to anywhere in New England with our extensive fleet of boom trucks, box trucks and flat beds.

We offer many services in addition to delivery such as Estimating, EIFS Tinting, Door, Frame and Hardware Installation, and a Custom Hollow Metal Shop.

Learn / Grow / Inspire

Latest Blogs

Fire – Rated Drywall Options

Commercial and residential building codes around the country dictate that certain types of drywall should be used in specific places within structures. In residential homes […]


Understanding Sound Ratings

When it comes to work, educational and recreational building environments, unwanted sounds can be a tremendous annoyance and interfere with productivity. Fortunately, there are highly […]


Must-have drywall tools

You might already know that Merrimack Building Supply carries all your gypsum product needs. That our warehouses keep a large stock of products from sheetrock […]



What Our Customers Are Saying

Call Now!