Evolutions

-> 2012 Acquisition of Electrona by the PUISSANCE + Group
Number of employees: 90 people - turnover 11 M €

-> 2013 Electrona leaves the site of Lingolsheim to join the industrial zone of Entzheim in a more suitable premises and environment.

-> 2015 Purchase of the Power + group by the SPHEREA group Tests & Services
Number of employees: 600 people - turnover 110 M€

-> 2017 Electrona merges with PUISSANCE PLUS. The two production sites of Entzheim and Montauban are under the brand name PUISSANCE PLUS.