C&S Wholesale Grocers Inc. said Nov. 3 that it will acquire the wholesale distribution and supply business of Houston-based Grocers Supply Company Inc. The deal is expected to close before the end of the year, but financial terms were not disclosed. New Hampshire-based C&S will acquire Grocers Supply's warehouse and distribution operations in the Houston, Dallas and Rio Grande Valley areas, along with approximately 1,800 employees. However, it will not acquire Grocers Supply's retail operations.…