Carroll Engineering Corporation has grown to become one of the largest engineering-consulting firms in the greater Philadelphia area. The company provides professional services to a wide range of public, private, authority and municipal clients in the region. Carroll offers its clients expertise in 13 key departmental areas, including civil engineering, construction management, environmental engineering, GIS and IT, golf course consulting, landscape architecture, municipal engineering, planning and site design, structural engineering, surveying, traffic and transportation engineering, wastewater engineering and water facilities engineering. Departments within the firm consult each other to provide seamless engineering services. The firm employs more than 125 people across southeastern Pennsylvania at offices in Warrington, Collegeville and Coatesville.