Platinum Equity, a global investment firm, completed the investment in Tarter Farm and Ranch Equipment, a provider of farm and ranch equipment. Financial terms were not disclosed. "We admire what the Tarter family has built and have great respect for what the company means to its employees, customers and the communities they serve. Family farms and ranches are a vital part of the US agricultural economy. We believe Tarter is one of the only companies that has the capacity and capability to serve the largest and most demanding customers in the space," Jacob Kotzubei, Platinum Equity Co-President.