Operational for more than 50 years, Staker and Parson Companies is a producer of ready-mixed concrete, asphalt, and sand and rock products. It employs a staff of more than 2,200 people, including dispatchers, operation managers, laborers, service technicians, equipment operators, drivers, estimators and mechanics. The company specializes in highway construction services and site development work. It also operates a landscaping center that provides a variety of bark products. The company is a member of The Associated General Contractors of America, National Asphalt Pavement Association, National Association of Home Builders and National Ready Mixed Concrete Association. Staker and Parson Companies is affiliated with Oldcastle Materials Group, which is one of the leading construction materials supply companies in the world.