Wallboard Supply Company

Established in 1985, Merrimack Building Supply is a distributor of commercial and residential building materials. The company operates a fleet of trucks that provides on-time delivery services. Its areas of specialization include metal framing, insulation, customized design and exterior finishing services. Merrimack Building Supply has an inventory of National Gypsum and Certainteed brand products. It offers gypsum boards, paper tapes, corner and plastic beads and fasteners. The company provides a selection of metal products, including studs, joists, tracks, furring channels, bars and clips. Merrimack Building Supply offers architectural doors and frames for interior and exterior applications. The company also operates an in-house fabrication shop. It maintains its corporate headquarters in Merrimack, N.H.

Central Steel Supply Company is one of eastern New England's premier steel service centers. Established in 1945 in Cambridge, the company offers a range of products, which include flat bars/strips, squares, rounds, reinforcing rods, hand rail molding, single/combination grooves, channel bar size, wide flange beams, galvanized sheets, expanded metals, plate hot rolled, diamond plates, etc. Located in Somerville, Mass., the company specializes in flame cutting, shearing, saw cutting and rebar bending services. Carbon Steel Supply Company headquartered is the only carbon steel service center to be chosen to join the North American Steel Alliance.