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SONEL SA has existed since June 1994. The company’s founders were electrical engineers – people who had good knowledge of the market needs for specialized test equipment. In 1998 there was a change of name and legal status and as a result SONEL S.A. was established. Currently, the company operates within the Świdnica Sub-Zone of the Wałbrzych Special Economic Zone. The company debuted on the Warsaw Stock Exchange in June 2008. SONEL S.A. is a Polish manufacturer of high-quality measuring instruments for power generation and telecommunications sectors.