Schmidt & Sons, Inc Farm Equipment Contact Information Phone: (620) 221-0300 Address: 2303 W 9th Ave, Winfield, Kansas 67156 Get Directions About Schmidt & Sons, Inc is a farm equipment sales company located in Winfield, KS. Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Claim Listing Recently Viewed: Loading...