M & W Contractors, Inc. provides ethanol plant construction services.M & W Contractors, Inc., a full service General Contractor offering Design/Build capabilities for the Agri-Processing Industry in the mid-west including ethanol plant construction services, has a proven track record for delivering quality workmanship in a safe manner on time and within budget. M & W prides itself on catering to the needs of our clients; continuously striving, throughout all phases of the project, to meet those needs and exceed the customer's expectations.