View from the Seitz-Box

To ensure that athletes and coaches receive professional support in all areas, we have put together an exceptional team. Our experts cover all fields of a successful sports career and use their contacts in sports, media, business and lifestyle.
Tim Kulik

Tim Kulik

Managing Director

Licensed FIFA Football Agent

Tim Kulik is one of the first FIFA Football Agents licensed under the new FIFA guidelines. Due to his family background, he has long-standing relationships in professional football. With this extensive professional experience, he advises as Managing Director of Seitz Sports our clients in contract negotiations and strategic career planning.

After working in Brussels, Edinburgh and Valencia, Tim is specialized in the international market and successfully represents our athletes and coaches abroad.

Fabio seitz

Managing director


Fabio Seitz developed the agency’s concept. Due to his family connection to the Seitz law firm, he represents the agency’s unique network in sports and business. As an active athlete in the German field hockey league, he is himself a multiple German champion and U21 world champion. As a result, he understands the language and needs of up-and-coming sports talents from his own experience.

Fabios main areas of focus are the personal support of professional athletes and promising talents plus managing their marketing and social media presence.

Dr. Moritz Wellerdick


Licensed FIFA Football Agent

Moritz Wellerdick studied law at the University of Cologne, where he completed his doctorate on a sports law topic. As an expert in contract drafting and negotiation, he provides extensive support to athletes, coaches and managers in all contract negotiations and helps them to reach legally binding agreements with clubs and sponsors that take their sporting and economic interests fully into account. As a player agent, he is the constant contact person for all clients and advises them on all matters.

Within the agency, Moritz acts as an important link to the business law firm Seitz due to his legal background.

Sanel Mahmic

Sanel Mahmic



Sanel Mahmic studied sports science at the German Sports University of Cologne and has been working as an agent for many years. Previously, he worked for New Balance, among others, and also managed numerous domestic and international projects in the sports and media sector. Due to his expertise, his focus is on the performance of our players.

At Seitz Sports Sanel is not only responsible for the athletic development but also for the career consulting and the marketing of our clients.

Dombel Joao

Dombel João

Player Development


Dombel João is a qualified football coach and educator. In the past, he coached a number of youth teams at the academy of 1. FC Köln as well as Borussia Mönchengladbach. In addition, he was in charge of youth scouting at 1. FC Kaiserslautern and later VFL Bochum for many years.

A proven expert in training and scouting, Dombel works with our footballers on their careers. Originally from Angola, he speaks Portuguese, Lingala, French, English and German.

André Henning



André Henning is one of the most successful coaches in Germany and the current field hockey national coach. At 22, he was the youngest head coach in the German Hockey League, won German championships, European Cups, bronze at the Olympics, and the 2023 Hockey World Cup. He is an expert on performance issues at the DFB (German Football Association) and various Bundesliga football clubs.

André brings this comprehensive expertise in the area of performance to Seitz Sports.

Christopher Lymberopoulos



Christopher Lymberopoulos has over 30 years of experience in professional football. For several german news outlets like Sky Sport he reported on the Bundesliga and the German national team for many years as a reporter and presenter both in front of and behind the camera. As media director for 1. FC Köln, he was in charge of the club’s public relations and communications.

At Seitz Sports, Christopher advises our athletes and coaches on how to deal professionally with the media.