The qualified banker and business administration graduate has gained more than 12 years of work experience in online and performance marketing on the client, agency as well as marketer side and has a profound digital knowledge. As Director New Business & Key Account Management Thomas Schweier is responsible for the business development of the office in Wiesbaden and manages clients in a variety of verticals.



Stefan Haas has been with explido»iProspect since 2007. As a Creative Director, he bears the expert and personnel responsibility for the Creative Unit at explido»iProspect, which consists of the Design and Content Departments. His core capabilities include the conception and design of websites and online ads, as well as comprehensive content marketing concepts with interfaces with the programmatic customer journey. Stefan Haas was chosen to be among the Top 5 Digital Managers of 2015. He regularly holds talks as a trainer at events, for example, through the DAN Digital Academy. He is also a member of the Examining Board of the Schwaben Chamber of Commerce.


Claus Kreitmeier began working in the field of Affiliate Marketing at explido»iProspect while still studying at the University of Augsburg. Upon receiving his M.A., he moved directly into a permanent position and became a Team Leader in January 2013. He has been the Head of Affiliate Marketing & Lead Generation at our Augsburg and Wiesbaden locations since September 2016.


Lukas Schertel is the Head of Display Advertising & RTA and has been in the online marketing industry since 2004. Upon completion of his studies, he was employed at Overture in Munich and the Bigmouthmedia Agency in Hamburg. After that, he was the Key Account Manager at Adscale. Since 2009, he has been in charge of Display Advertising at explido»iProspect.


Siwen Zhang is the Team Leader for the SEO Consulting Department and has been with explido»iProspect since 2009. Her Bachelor degree in International Business Administration provides her with a sound understanding of company needs and individual SEO strategies. Her current areas of focus are, along with SEO training and consulting, strategy development for corporations and the area of international SEO for multinational corporations. In addition, she is in charge of the continuous strategic advancement of the SEO department at explido.


Philipp Zuschlag, as the Director New Business is responsible for Non-Programmatic & Programmatic Media and has been at explido»iProspect since 2013. He studied Sports Management (UAS) and has a B.A. in Business. Philipp has been responsible for clients, marketers and the agency side in the area of Online & Performance Marketing for over 12 years and possesses sound digital know-how in sales & new business. His work focuses on the preparation of, response to and participation in pitch processes for the area of Programmatic Media for all agencies of the Dentsu Aegis Media Group. He is also responsible for the strategic approach of the programmatic development at explido»iProspect.

Marketing / PR


Vanessa Johnson is Head of Marketing at explido»iProspect and has been with the company since 2006. She is responsible for the areas of Marketing Strategy, PR, Event Management, trade fairs and conventions as well as online cooperations and the arranging of the TactixX event, the Online Marketing Day & Night and the dmexco trade fair exhibition. Vanessa Johnson is a Google AdWords Professional (SEA) and has a Dialogue Marketing degree from the BAW (The Bavarian Academy for Advertising and Marketing) in Munich.

Human Resources


Kathrin Haas is the Head of Human Resources and has been with explido»iProspect since 2008. She is responsible for the Human Resources Department for over 200 employees at all the explido locations. As a Human Resources Manager, she manages employee services, development and recruitment.