Chastain & Associates

Chastain & Associates is a professional civil engineering firm providing a wide variety of engineering services for the Illinois Department of Transportation, Illinois Tollway, numerous municipalities, counties, state and local agencies, industrial, and private sector clients throughout Illinois. With the majority of our client base coming from the public sector, transportation and municipal engineering is a mainstay of our consulting practice. Our projects range from simple location of lot pins to multi-million dollar design and construction projects. We provide the complete design and construction of transportation and municipal systems ranging from subdivision infrastructure to expressways with complex interchanges. Chastain is committed to creating and maintaining long-lasting client and employee relationships, and is dedicated to providing excellent service utilizing technologically advanced, creative, and economically-minded principles in a timely manner. Chastain is licensed to do business in the State of Illinois as a professional design firm providing civil and structural engineering, and land surveying services.