„“Wanja had courage, judgment, and his heart in the right place. I experienced him as someone who stood up for fairness in European football with passion and conviction—even when it became uncomfortable.”"

Aki Watzke

CEO Borussia Dortmund / Vice President UEFA Executive Committee / Vice President DFB / Chairman of the Supervisory Board DFL / former ECA Executive Board member

„“Wanja thinks like an entrepreneur and acts with consistency. In our collaboration he has been a stable partner for us. He builds trust, advances topics in a structured way, and delivers measurable results. I can rely on his word.”"

Helmut Ruhl

CEO AMAG Group

„“I greatly value working with Wanja. He has a clear vision, thinks entrepreneurially, and inspires with how he truly moves things forward. His leadership is authentic—marked by clarity, courage, and genuine interest in people. Our conversations as equals are always enriching and open new perspectives. Working with Wanja means shaping the future together—with conviction, energy, and integrity.”"

Stefan Dürig

Chairman of the Executive Board, GVB Group

„“Wanja Greuel captivated 140 executives at our event with his talk on change. He emphasised the role of leaders and the focus on mindset and action. His authentic, refreshing performance with anecdotes from sport brought tangible energy to the room and motivated people to take responsibility.”"

Thomas Trachsler

Head of Insurance and Member of the Executive Board, Die Mobiliar

„Wanja was very sharp — focused, straightforward, and purposeful. I remember him combining this precision with a touch of self-irony and lightness that made even tough discussions enjoyable.”"

Edwin van der Sar

Two-time Champions League winner / Former CEO Ajax Amsterdam / Former member ECA Board

„As CEO of Plus500, I’ve seen Wanja consistently turn partnerships into measurable performance. He is clear, fair, and decisive — always well-prepared, an attentive listener, and quick to act. Wanja bridges stakeholders effectively and delivers tangible results. I have great trust in his judgment and his word. On a personal note, I deeply value his integrity and the calm, steady energy he brings to every interaction."

David Zruia

CEO Plus500

„“Wanja tackles every challenge with clarity and discipline. He acts decisively yet never loses the human connection. That combination of determination and empathy made working with him effective and enjoyable.”"

Jan-Christian Dreesen

CEO FC Bayern Munich / Vice President ECA / Member of the DFL Executive Committee

„Wanja worked within the football family through ECA, adding value to all of your decisions. He was always proactive and unafraid to take a stand, yet he did so with respect and a genuine desire to build consensus. His voice carried weight because it came from conviction, not ego.”"

Miguel Ángel Gil Marín

CEO Atletico Madrid / Member of UEFA Executive Committee / Member of ECA Board

„Not all people combine such passion, warmth and sincerity in football – Wanja did. His energy is contagious, his love for the game genuine, and working with him was always both inspiring and enjoyable."

Lina Souloukou

CEO Nottingham Forest / Former CEO AS Roma / Member UEFA Club Competitions Committee / Former member ECA Board

„“Wanja stands for integrity, expertise, and a clear stance. He listens well and always keeps the big picture in mind. It was a pleasure to work with him as equals to find solutions—constructively and with passion.”"

Fernando Carro

CEO Bayer 04 Leverkusen / ECA Executive Board member / DFL Executive Committee member / UEFA Club Competitions Committee member

„“Wanja is a values-driven, strategic manager—innovative, focused, principled, connecting, and credible. He places great value on mutual respect, trust, and open communication, and acts authentically and consistently. Collaborating with him has always been enriching and inspiring.”"

Claudius Schäfer

CEO Swiss Football League / SFV Executive Board / UEFA Executive Committee member

„“I know Wanja from years of close collaboration between KPT and Young Boys. He leads clearly, sets the right priorities, and delivers. He builds trust, keeps agreements, and wins people over with a friendly, direct, professional manner. At our strategy day he spoke to our coaching staff, showing how values and success can go together.”"

Thomas Harnischberg

CEO KPT