Ultra Clean, a semiconductor manufacturing company, acquired Dynamic Manufacturing Solutions, a semiconductor weldment and solutions provider, for $42.5m. "The acquisition of DMS further enhances UCT's strong position in the gas delivery market," said Jim Scholhamer, CEO of Ultra Clean. "DMS has a history of providing top quality fabrication of ultra-high purity weldments, which is highly complementary to UCT's existing offerings and operations. This transaction should allow us to leverage economies of scale, strengthen our manufacturing capabilities and enhance our competitive position. We expect the acquisition to improve UCT's profitability and be accretive to earnings."