Commonwealth Construction LLC

For over 25 years, Black Diamond Kitchens & Baths has been providing full-service kitchen and bath sales and design center. Based in Newbury, N.H. Black Diamond Kitchens & Baths is a full service showroom. Offering products that include kitchen cabinets, countertops and hardware. Countertops of Quartz, Granite, Stainless Steel, Corian, Laminate, Wood, Formica and more. Accessories and Hardware. Black Diamond Kitchens & Baths remodels kitchens, bathrooms, libraries, entries and other rooms. Black Diamond Kitchens & Baths caters to a number of brands, such as Brighton Cabinetry, 6Square, NH Custom Cabinetry.

Thayer Street Associates, Inc is a full-service firm that provides General Contracting, Design-Build, and Construction Management services throughout New England. Based in Western Massachusetts, we have over twenty years of experience in residential, commercial, and institutional projects. In addition, the Thayer Street Shop builds custom cabinetry, millwork, and casework. Our cabinets have been installed in residential kitchen renovations, hospitals, offices, hotels, and retail stores throughout the United States. We can build to your specifications or design casework to meet your needs.