LOWELL, Mass.--(BUSINESS WIRE)--SofTech, Inc. (OTC: SOFT), a proven provider of Product Lifecycle Management (PLM) solutions, today announced its fourth quarter and full year operating results. “Fiscal 2015 marked the beginning of what we hope to be a transformation of SofTech into a fast growth, entrepreneurial company; no easy task for a 46-year-old technology company,” said Joe Mullaney, SofTech’s CEO since 2011. “While we are extremely pleased with the exceptional revenue growth from our Pr