From Business: O&G is Connecticut's largest privately-held building and heavy civil construction company and the State's premier supplier of asphalt, concrete, sand/stone and masonry products.

From Business: O&G is Connecticut's largest privately-held building and heavy civil construction company and the State's premier supplier of asphalt, concrete, sand/stone and masonry products.

From Business: Located in North Haven, Conn., Nicolock Paving Stones and Retaining Walls manufactures a complete line of interlocking concrete paving stones, architectural paving slabs,…

From Business: O&G is Connecticut's largest privately-held building and heavy civil construction company and the State's premier supplier of asphalt, concrete, sand/stone and masonry products.

From Business: Coreslab Structures is a leading manufacturer of precast and prestressed concrete products in both Canada and the United States. It began as a small hollow-core manufacturer in…

From Business: Atlas Concrete Products is a privately held company in Durham, CT. Categorized under Wholesale Railings.

"I am very happy with the workmanship and my yard was clean when they were done, no debris was left on the job site."