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.

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Latest Blogs


NRC vs. CAC – The Acoustical Sound Absorption Debate

The two important properties to keep in mind when choosing acoustical ceiling panels are Noise Reduction Coefficient (NRC) and Ceiling Attenuation Class (CAC). NRC refers to a surface’s ability to reduce noise by absorbing sound or the percentage of sound energy not reflected by the panel, which ranges from 0 to 1.0.


The Construction Industry: A Look Back at 2017 and What to Expect in 2018

Looking back, 2017 will be the year that construction returned to the national spotlight, as infrastructure spending, pre-recession levels of construction activity and the skilled labor shortage dominated headlines.


Apprenticeships: The Construction Industry’s Solution for the Labor Shortage

As media outlets continue to report, there’s an ongoing commercial construction labor shortage that is impacting everything from availability of skilled subcontractors to the increasingly competitive hiring market for construction management professionals.



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