Winco, the Lodi, N.J.-based division of The Foodware Group, announced it has purchased Benchmark USA, a supplier of concession solutions including equipment, food and disposables. Benchmark USA is based in Greenville, S.C. Winco said the acquisition “further increases Winco’s share and completeness of product offerings to the concession industry.” Winco Pres. Elaine Shen said…