North America

USA - New York

New York
New York
275 Seventh Ave, Suite 706
New York, NY 10001
P: +1.646.722.3041

USA - Detroit/ Ann Arbor

Ann Arbor / Detroit
Ann Arbor/ Detroit
309 Maynard Street
Ann Arbor, MI 48104
+1 734 913 0348



Frankfurt / Mainz
Kaiserstrasse 22-24
55116 Mainz
+49 6131 2180 0

United Kingdom

58 St. Aldates
Oxford, OX1 1ST
+44 1865 324 911


Badenerstraße 549
8048 Zurich
+41 43 210 97 46

South America


Sao Paulo
Av. Roque Petroni Júnior, 1089
São Paulo, SP Brasil – 04707-900
+55 11 3033 5858

Asia Pacific


Rm.306, Bldg. 2
Lujiazui Software Park No. 100, Lane 91, E'shan Rd. Pudong Shanghai 200127, China
+86 21 6859 2099


Office no. 3, 14th floor German Center
Building No. 9B -DLF Cyber City
Phase-III Gurgaon - INDIA
+91 124 463 6045

Staying ahead of an ever-changing marketplace takes skill and talent. At PRIME Research, our executive leadership team brings a broad range of experience, education and expertise to give our clients operable insights and a deeper collective understanding of their business landscape.

Meet our executive leadership team

Rainer Mathes, PH.D.

Rainer Mathes, Ph.D.

Founder and President

Dr. Mathes is the founder and President of PRIME Research. Before founding PRIME in 1987, he was the Managing Director of the German Newspaper Marketing Association, Frankfurt and performed research at the Research Center (ZUMA) and the Institute of Media Studies at the University of Mainz. An expert in the field of communication research and measurement, he has studied politics and media sciences and is a prolific author and lecturer. Dr. Mathes is a member of the International Communication Association (ICA), International Association for Mass Communication Research (IAMCR) and German Communication Association (DGPuk).

Mark Weiner

Chief Executive Officer, Americas

Mark is the CEO of PRIME Research Americas. Since 1993, Mark has devoted his career to helping many of the world’s most respected organizations and brands demonstrate and generate a positive return on their investment in corporate and brand communications. Mark is the author of “Unleashing the Power of PR: A Contrarian’s Guide to Marketing and Communication” as well as chapters in three other texts. Before PRIME, Mark was the Global Director and Senior Vice President of Ketchum Research prior to which he was the CEO and president of Delahaye. He is a a member of the Arthur W. Page Society, a Trustee of the Museum of Public Relations and a Trustee of the Institute for Public Relations, for whom he serves as the 2017/18 Chairman of the Measurement Commission. He is an inductee of the PR Measurement Hall of Fame.

Timo Thomann-Rompf

Chief Operating Officer

Timo is the Chief Operating Officer and is responsible for every aspect of PRIME’s operations, including implementing strategic direction, managing and deepening client relationships, accelerating innovation and developing talent. Thomann-Rompf joined PRIME in 2000, working originally in the company’s headquarters in Mainz, Germany and then moving to the firm’s Ann Arbor, Michigan research center in 2010. Now leading our Global Functions as Chief Operating Officer of Cision Insights, Timo continues to play a lead role in the company’s innovation through the creation and deployment of PRIME’s portfolio of integrated online services for monitoring, analyzing and interpreting social and and traditional media.

Thomas Leitner

Vice President Global Sales & Marketing

Having supported PRIME Research for more than five years as an IT advisor Thomas joined PRIME as Vice President Global Sales & Marketing early 2016. He focuses on developing our new IT products and Software-as-a-Service offerings through the creation and execution of strategies for market launching both directly and through partners around the world. Thomas comes with over 25 years of experience within the Software Industry. Prior to joining PRIME, Thomas was mainly building and running sales and marketing teams at Kodak, SAS Institute, FileNet, MIS, Computer Associates (CA) and most recently InterSystems. Thomas has a degree in Economics from University of Mannheim, Germany.

Irene Joest

Irene Joest

Human Resources Director

Irene is the Human Resources Director across all PRIME offices. She joined PRIME in 2000 to create an international operations structure after which she concentrated on recruiting and professional development. Irene works with PRIME HR managers around the world to elevate PRIME as the preferred employer in the communications research sector. Prior to PRIME, she worked for SAT.1, one of Germany’s private TV stations, as Chief Operations Manager in Marketing and Programme Promotion, where she built their Promotion Design Department.

Bernd Hitzemann

Chief Operating Officer, United Kingdom

Based in PRIME’s research centre in Oxford, UK, Bernd Hitzemann is responsible for all aspects of PRIME’s UK operations, including implementing the strategic direction, accelerating innovation and developing talent. Bernd Hitzemann is an executive with more than ten years’ experience in the communications measurement and strategic media insights business. He started his professional career working for social media start-ups and holds a diploma in media management. Bernd has a deep knowledge of PRIME Research having worked in a variety of roles at the company since 2007.

To each client project, PRIME’s management team applies subject matter expertise, critical thinking and applied statistics in conjunction with advanced tools to ensure high-quality execution, salient conclusions and achievable strategic guidance – on-time, within budget and with excellent client service.

Explore Our Success Stories

Meet our management team

Julie Myers-Beach

Vice President – Finance and HR, USA

Julia Bischler

Julia Bischler

Director, Germany

Kai Bossmann

Director, USA

Claudio Caballero

Claudio Caballero

Director, Germany

Ben Cao

Director, China

Nancy Drinkmann

Director, Germany

Ariane Hufnagel

Director, Germany

Helga Kosmus

Helga Kosmus

Director, Germany

Bjorn Kunze

Bjorn Kunze

Director, Germany

Alexander Moller

Alexander Moller

Director, Germany

Chi-Chi Millaway

Social Media Director, USA

Chelsea Mirkin

Vice President, USA

Shashank Pathania

Director, India

Manuela Schreckenbach

Director, UK

Andres Schubert

Senior Project Manager, India

Russ Schwartz

Project News Director, USA

Maria-Theresia Schwarz

Maria-Theresia Schwarz

Director, Germany

Gary Warrick

Director, USA

Stephan Zaulich

Director, Germany

Eric Ziller

Marketing & Sales Director, Germany

PRIME – International Academic Advisory Board

Prof. Dr. Nobert Schwarz, Ph.D. Provost Professor of Psychology and Marketing University of Southern California USA

Dr. Helmut Scherer, Ph.D. Professor and Director of the Institute for Journalism and Communication Research University of Hanover Germany

Dr. James Grunig, Ph.D. Professor Emeritus, Department of Communication University of Maryland USA

Dr Larissa Grunig, Ph.D. Professor Emerita, Department of Communication University of Maryland USA

Dr. Paulo Nassar, Ph.D. President, Aberje: Brazilian Association for Business Communication Professor and Coordinator of Public Relations Program University of Sào Paulo Brazil

Dr. Ansgar Zerfass, Ph.D. Professor and Chair of Strategic Communication, University of Leipzig Germany Institute of Communication and Media Studies Germany

Dr. Jim Macnamara, Ph.D. Professor of Public Communication and Associate Dean, University of Technology Australia