C3i Solutions

C3i Solutions is multi-channel customer engagement services provider, specializing in global, high-touch consumer, patient, and end-user management . For the past 35 years, our unique, multi-channel approach and experience in highly regulated industries have made us the partner-of-choice for some of the world’s most trusted brands. With a strategic focus on innovation, we excel at protecting our clients’ brands, while maximizing productivity and cost efficiency. C3i Solutions, the business name of Telerx Marketing, Inc., is part of Healthcare Services & Solutions, LLC, a wholly owned subsidiary of Merck & Co., Inc., Kenilworth, New Jersey, USA (known as MSD outside the United States and Canada), is headquartered in Horsham, PA.

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