McCarthy Engineering Associates specializes in site development. Its other services include civil engineering, subdivision and land development and surveying. Located in West Lawn, Pa., the firm serves public and private sector clients throughout eastern Pennsylvania. McCarthy Engineering Associates, founded in 2000, is a member of the National Society of Professional Engineers, Pennsylvania Society of Professional Engineers and American Society of Civil Engineers. Its civil site engineering services include site planning and design of roadways and highways, wastewater disposal, erosion control and site grading. The firm offers structural engineering services for residential, commercial, government, institutional and industrial projects. Its wetland determination and delineation services help clients negotiate state and federal wetland regulations. McCarthy Engineering Associates also conducts boundary retracement, topographic environmental and construction layout surveys.