This is a market survey for planning a future aquatic ecosystem restoration project in Antioch, Lake County, Illinois. The project involves construction services to restore streams, wetlands, and native plant communities over a 785-acre area, with an estimated performance period of 5 years and a budget between $5 million and $10 million. The government is seeking information from interested contractors, particularly small businesses, about their experience with similar projects. This notice is for planning only and is not a request for proposals. Responses are due via email by a specified date and time.