Our Team

David C. Line

President & CEO

David works closely with members of the InfoSearch team to ensure the company continues to deliver and develop innovative research solutions that provide the highest possible value to clients. Prior to InfoSearch, David held numerous management positions at IBM and has over 35 years of experience in management, sales, market research and strategic planning. Currently, David serves on the Board of Directors of Hometown Health Insurance Company. Formerly, David was a member of Renown Health’s Board of Directors for twelve years and served as the Chairman of the Board for five of those years. David earned his Bachelor of Science Degree from Miami University (Oxford, Ohio) and has received advanced management training from Harvard School of Business and Babson College. In his spare time David enjoys his family, golf and traveling.

Sara Hart, Ph.D.

Director of Research

Sara enjoys handling all aspects of research projects including research design, data collection, statistical analysis, report generation, and results presentations. She oversees surveys and focus groups that provide clients with actionable data regarding image awareness, market segmentation, competitive benchmarking, advertising effectiveness, and product positioning. She also uses a variety of statistical modeling tools to determine key drivers of customer satisfaction, to develop perceptual maps of competitive products, and to identify important trends over time. Sara has a Ph.D. from Stanford University in Communication and has taught both graduate and undergraduate courses in research methods. When it’s time to relax, she enjoys watching baseball, gardening, and solving math & logic puzzles.

Christoph Wittmann

Chief Information Officer

Christoph has overall responsibility for application development, technical infrastructure, and ultimately the InfoSearch user experience.  He has a keen interest in delivering powerful applications that optimize user productivity by providing real-time actionable intelligence.  Christoph has multiple years of experience developing and implementing software projects on a variety of platforms ranging from real-time Cloud-based applications to secure, highly reliable database clusters.  His credentials include a BS from Stevens Institute of Technology, MS from the University of Delaware, and an MBA from the Tepper School of Business at Carnegie Mellon University.  Outside the design studio, Christoph enjoys hiking the peaks and canyons of the nearby Sierra Nevada Mountains and beyond.

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