Clark Neighbors- Clark, the owner of BIS Commodities (formerly Bump Investor Services) joined the firm in 1996. Clark is a native of Iowa and was raised on a grain/livestock farm in the southwest section of the state. After graduating from Iowa State University, he spent a few years with a commercial grain firm before entering the bro­kerage business. Clark has been in a the brokerage business since 1988, and handles both commercial and individual clients around the Midwest.