„Stefan Frenzel was my colleague in the management team at Knürr GmbH/Emerson Network Power for several years as Marketing Director. He was the driving force on our way from analog to digital marketing. I really enjoyed working with him. Stefan was a very resourceful, cooperative colleague who brought agreed goals and projects to completion with great commitment and effective project management. I could always rely on him.“

„Marketing via social media requires competence and patience. Stefan Frenzel is completely familiar with this subject and supports his customers with great commitment and extremely cost-efficiently. Thanks Stefan!“

„Digital transformation always starts with the good cooperation of people involved. In times of declining personal values Stefan is a rock in the surf: binding, competent and loyal. With great determination, he knows how to organize perfection without getting lost in the details. Good to have you in our corner, Stefan.“

„I have had a number of encounters with Stefan Frenzel which have convinced me above all of his social skills and his communication style based on appreciation. Whoever works with him can look forward to a very competent and empathetic partner who listens very well and advises with a strong sense of implementation. A doer, an encourager!“