tktVivax
After studying supply and energy technology at Beuth University of Applied Sciences, Dirk Fieml has held numerous positions of responsibility in operations, management and on the board of medium-sized and large utility companies since 1994. In 2009 he founded Vivax GmbH, which merged with tkt teleconsult Kommunikationstechnik GmbH to form tktVivax GmbH in 2018.
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