Leading Distributor of Commercial & Residential

Building Products 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

The Advantages of ROCKFON Stone Wool Ceiling Tiles

Rockfon’s newly published catalog features their stone wool ceiling products for North America. Known for their design, aesthetics and ease of installation, ROCKFON® stone wool panels inherently provide the unique performance attributes of acoustic control, fire protections and humidity resistance.


Tips on How to Bid Successfully on Your Next Construction Project

Despite the seemingly basic nature of bidding, the process can be complicated for projects of all sizes. Having a clear and targeted bid will make sure you are not eliminated from competition, without being able to bid fairly with other contractors.


The Most Common Building Project Delays

In an ideal world, every construction project would perfectly match its expected timeline and budget. In the real world, construction projects involve many moving parts that don’t always go according to plan. When obstacles arise, the way contractors, project managers, and others handle the situation can make or break the construction experience.