Sigma Engineering Consultants LLC, 403 King Farm Blvd, Apt 203, Rockville, MD 20850, US

Founded in 1974, Sheladia Associates is an engineering, architectural and development company that specializes in design and infrastructure building services. It serves the transportation, agriculture, international and rural development, environment and energy sectors. The company offers services for highways, bridges, tunnels, and urban and rural roads. Sheladia Associates provides pavement and drainage design services. In addition, it provides services for airports, railroads, and design and build projects. The company also offers sustainable resources management, environmental and social assessment, and sanitation and waste management services. Sheladia Associates serves clients in Egypt, India, Ethiopia, Haiti, Indonesia and Morocco. Its clients include the Pennsylvania Department of General Services, Maryland State Aviation Administration, Rockville Housing Authority and Harristown Corporation. The company has more than 200 customers in over 40 countries. Sheladia Associates is headquartered in Rockville, Md.