Southland Holdings is a multi-faceted industry leader and through its family of companies make up one of the world’s largest heavy civil construction firms active throughout North America, building virtually any structure for to facilitate and protect the movement of people, water and wastewater. It is the 33rd largest heavy civil contractor in the United States and one of the largest in Texas.Specialties in Heavy Civil Construction, Transportation, Tunneling, Bridge Construction, Facilities, Conveyance, Alternative Delivery, and Water Treatment Plant.