MAINTAL, Germany–(BUSINESS WIRE)–NORMA Group SE, a global market leader in engineered joining technology, has released its preliminary figures for financial year 2015. According to preliminary and unaudited figures, NORMA Group 2015 sales rose by 28.0 percent compared to the previous year to 889.6 million euros (2014: 694.7 million euros). Acquisitions made in 2014 contributed 115.4 million euros to this result. Organic sales grew by 3.7 percent in 2015 compared to the previous year. Exchange