BATON ROUGE, La.–(BUSINESS WIRE)–JM Test Systems (“JM Test”), a leading full-service provider of test and measurement solutions offering accredited calibration, repair, and equipment rental and sales across North America, today announced the acquisition of McMurray Technical Services (“McMurray Technical”), a calibration services provider serving highly regulated industries, headquartered in McMurray, Pennsylvania. The acquisition strengthens JM Test’s position as a comprehensive test equipme