Cello Group plc is a United Kingdom-based company engaged in providing market research, consulting and direct marketing services. The Company operates through two segments: Cello Health and Cello Signal. The Cello Health Division provides market research, consulting and communications services principally to the Company's pharmaceutical and healthcare clients. The Cello Signal Division provides market research and direct communications services principally to the Company's consumer facing clients. The Company's online digital community research platform, eVillage offers insights to clients. The Company has offices in the United Kingdom, the United States of America, Singapore and Hong Kong.