Franken Custom inc. Custom Harvesting Contact Information Phone: (712) 540-3150 Address: 4027 Grant Ave, Sioux Center, Iowa 51250 Get Directions About Franken Custom inc. is a custom harvesting service located in Sioux Center, IA. 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... Next