About Semiocast

Semiocast is a provider of consumer insight and brand management solutions, tailored to cope with the challenges of the real-time web.

We enable companies to tap into the potential of the real-time web to build their businesses and bottom lines, be it by helping brands to measure, understand and leverage real-time web conversations, to extend customer care to the real-time web or to convert consumers talking about them or their products into customers. We deliver to our customers high-value insights and solutions thanks to our proprietary technology, real-time web experience and expertise in collective behaviors.

Semiocast is headquartered in Paris, France and was founded in 2009.


Jean-Charles Campagne

MSc. in engineering, Ph.D. in artificial intelligence (2005). Before founding Semiocast, Jean-Charles held a R&D position at MASA and worked as an IT-Quant for HSBC.

Juliette Dux

Master in public relations, media and communication. Before joining Semiocast, Juliette worked for fifteen years in market research, opinion polls and as a PR consultant.

Paul Guyot

MA in philosophy of science, Ph.D. in artificial intelligence (2006). Before founding Semiocast, Paul has worked in a Japanese research laboratory and was CTO of Violet (Nabaztag Wi-Fi rabbit).

David Julien

MSc. in computer engineering, Ph.D. in artificial intelligence (2004). David held a teaching position at a French engineering school (ESIEA) and was CTO of Kurioos iTech (Wooztalk).