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Our Products

New England drywall, insulation, steel, acoustical, tools and more

Top Quality Construction Supplies in MA, ME, CT, and NH

New England Gypsum (NEG) and Robert N. Karpp Company (Karpp) are both members of the GMS family of companies. But that’s just the beginning of what we have in common. NE Gypsum and Karpp have both invested decades developing reputations as New England construction industry experts, committed to your success.

From our yard locations in Massachusetts, Maine, Connecticut, and New Hampshire, NEG and Robert Karpp offer New England construction professionals the widest selection of local building supplies and accessories, including:

The Best Building Materials in New England, from the Best Brands

New England construction customers – from South Portland, Maine to Hartford, Connecticut, and beyond – have two great options for all their local building supply needs. At New England Gypsum and Robert N. Karpp Company, you’ll find the area’s most impressive construction inventory, from the industry’s most recognized and respected brands; leaders like USG™, National Gypsum®, Marino/Ware®, Assa Abloy®, Telling®, Armstrong®, Dow®, Rockwool®, CertainTeed®, Masonite®, Dryvit®, and DeWalt®.

Your New England Area Building Materials Experts

Everything you need for your residential and commercial construction projects is here. When you partner with NEG and Karpp, you’ll also find:

This unique combination of expertise, inventory, and exceptional service, along with unequalled coverage across New England give customers a real advantage.

Construction Products Delivered to Job Sites (MA, ME, CT, NH)

New England Gypsum and Robert Karpp offer safe, on-time delivery, with full stock and scatter service, within 90 miles of our construction yards in Massachusetts, New Hampshire, Maine, and Connecticut. Call or visit us today.

Learn More About Our Services

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About Us

We have one simple pledge: to get the right products into customers' hands all across New England, as quickly and safely as possible.

Our Services

NEG and Karpp carry and deliver a full range of commercial and residential construction supplies from the best brands in the business.

Our Locations

Our delivery fleet is dispatched several New England construction yard locations including Hartford, CT; South Portland, ME; Manchester, NH; and Abington, Attleboro, and South Boston, MA.

Contact Us

For more information about how to contact us, visit our Find a Yard page. Or click the Contact Us tab to send us an email.