GSI Thrift Store is a non-profit resale shop raising money to benefit Great Plains Lutheran High School and other WELS and ELS ministries, missions, and projects.

GSI Thrift Store is located in Uptown Watertown SD on Kemp Ave. 

GSI Thrift Store is a non-profit resale shop, in business since 1996, and located in Watertown, SD.  They rely on thoughtful people who donate their usable items to GSI Thrift, which are then sorted, cleaned, and priced for resale by their dedicated staff and volunteers. 
The mission of GSI (Good Stewards, Inc.) is to resell good quality, donated items to raise money to benefit Great Plains Lutheran High School and other WELS and ELS ministries, missions, and projects.