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: 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: 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: Established in 1989, DAVID KUCERA INC. is a provider of cast stone and glass fiber reinforced concrete (GFRC) products. Based in Gardiner N.Y., the company supplies…