Swenson Granite Works is a natural stone building materials company based out of 369 N State St, Concord, NH, United States. We are the dedicated granite and stone people since 1883 with 9 retail store locations: Amherst, MA Hanover, MA Medway, MA Rowley, MA Shrewsbury, MA South Hadley, MA Newtown, CT Concord, NH Westbrook, ME Whether we're crafting uniform products like curbing or designing an outdoor living space, we do it with precision, craftsmanship and a love for stone. From the moment we cut our granite from our American quarries to the day we install it at your home, we've worked to ensure a quality product, an esteemed workforce and a valued customer. Swenson Granite Works, a Polycor, Inc. Company