Founded in 1992, Gradient Construction is a full-service contracting company that serves commercial, government and industrial clients throughout southern Maryland. It provides construction services for septic and sewer pump stations and water treatment facilities. The company constructs line water and storm pipelines and underground storage tanks. Gradient Construction serves clients, such as AB&H Excavating, Builtrite Home Developers, Calvert County Public Schools, Calvert County Government, Collison, Olliff & Associates, Corinthian Contractors, W.M. Davis, Facchina Construction, Pioneer Builders, Jimmy Richards Excavating, H.E. Sargent and Scheibel Construction. It is licensed by Maryland Home Improvement Contractor and Maryland State Home Improvement Contractor Salesman. The company is located in Chesapeake Beach, Md.