Magco Inc

Established in 1979, Walters Construction Company is a full-service general contracting company. It offers asphalt paving, trucking, clearing, grubbing, site grading and excavation services. The company also provides installation solutions for various granular materials, such as clay and washed gravels and limestone. Walters Construction Company offers project management services and undertakes industrial concrete work. Its staff includes estimators, project managers, administrators and administrative assistants. Walters Construction Company is located in Laurel, Miss.

L & A Contracting Company is a general contractor that has been providing a range of design-build services since 1947. It undertakes various construction projects for bridges, docks, roads, dams and utility systems. The company has completed projects, such as Johnson's Bayou Gas Refinery and the US Highway 98 Bridge.

Dunn Roadbuilders, located in Laurel, Miss., offers a wide range of construction services throughout the state. It bids for and undertakes general contracts involving industrial roads, storage yards, parking lots, subdivisions, municipal streets, airport taxiways and runways, resurfacing, and interstate and highway construction projects. It also serves construction markets by providing road building, asphalt, ready-mix concrete and other related products. The company offers other services that include asphalt paving, trucking, surface treatment, milling, site work and construction material sales. Its concrete division offers various services that include concrete placements of curb and gutters, sidewalks, driveways, building foundations, concrete box culverts, decorative concrete structures and retaining walls. It aditionally provides utility services for waterline, sanitary system and storm drainage installations for public and private projects.