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NEG & Karpp Yards Across New England

Convenient Locations in MA, ME, NH, & CT to Serve You

New England Gypsum (NEG) and Robert N. Karpp Company (Karpp) are both proud members of the GMS family of companies. Through our building supply yard locations in Massachusetts, Maine, New Hampshire, and Connecticut, together we cover the complete needs of construction customers (contractors, homeowners, and commercial and residential builders) across New England.

New England Gypsum Yards in Connecticut

Hartford, CT
3250 Main St.
Hartford, CT 06120
PH: 860-541-5911
Hours: 6:00 am–4:30 pm M-F

New England Gypsum Yards in Maine

South Portland, ME
53 Wallace Avenue
South Portland, ME 04106
PH: 207-558-9988
Hours: 6:00 am–5:00 pm M-F

New England Gypsum Yards in New Hampshire

Manchester, NH
468 Pepsi Road
Manchester, NH 03109
PH: 603-351-5045
Hours: 6:30 am–4:30 pm M-F

Robert N. Karpp Yards in Massachusetts

Boston, MA
480 East 1st Street
Boston, MA 02127
Phone: 617-269-5880
Hours: 6:00 am–5:00 pm M-F
             7:00 am–12:00 pm Sat

Abington, MA

245 North Avenue
Abington, MA 02351
Phone: 781-871-1915
Hours: 6:00 am–5:00 pm M-F

Attleboro, MA

50 Fuller Avenue
Attleboro, MA 02730
Phone: 508-431-2255
Hours: 6:30 am–4:30 pm M-F

Have a question? New England Gypsum (NEG) and Robert N. Karpp Company (Karpp) are here to help. Use the form below to send us an email, and we’ll follow up quickly.

Yards in Connecticut

Hartford, CT

3250 Main St.
Hartford, CT 06120
PH: 860-541-5911
Hours: M-F 6AM-4:30PM

Yards in Massachusetts

Abington, MA

245 North Ave.
Abington, MA 02351
PH: 781-871-1915
Hours: M-F 6AM-5PM

Attleboro, MA

50 Fuller Ave.
Attleboro, MA 02703
PH: 508-431-2255, Doors 508-431-1205
Hours: M-F 6:30AM-4:30PM

South Boston, MA

480 East 1st St.
South Boston, MA 02127
PH: 617-269-5880
Hours: M-F 6AM-5PM
Sat 7AM-12PM

Yards in Maine

South Portland, ME

53 Wallace Ave.
South Portland, ME 04106
PH: 207-558-9988
Hours: M-F 6AM-5PM

Yards in New Hampshire

Manchester, NH

468 Pepsi Rd.
Manchester, NH 03109
PH: 603-351-5045
Hours: M-F 6:30AM-4:30PM

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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.