Doctoral studies at the University of Paderborn at the Chair of Business Administration of Prof. Dr. Caren Sureth-Sloane with the topic "Tax effects on investment decisions".

In his subsequent position as assistant to the CEO of the AVANCO Group, he implemented cross-location projects for the digitalization of production processes and business procedures as a project manager. He then headed the IT & Digitalization department at the AVANCO Group.

At white energy, Stephan Alberternst was initially responsible for product and business development and was appointed Managing Director from September 1, 2023.