John Roger Haworth

Marktest Investimentos SGPS SA operates as a holding company, which engages in market research involving surveys and opinion polling. Its solutions include advertising, media, software development, geomarketing, telecommunications, image and reputation, social media, and others. The company was founded on March 19, 1998 and is headquartered in Lisbon, Portugal.

Part of Ipsos SA, Ipsos Interactive Services Ltd. is a British company that provides market research and public opinion polling services. The company is based in London, UK.

Part of Ipsos SA, Ipsos Pan Africa Holdings Ltd. is a British company that functions as an investment holding company. The company is based in London, UK and was founded in 2001.

Part of Ipsos SA, Ipsos EMEA Holdings Ltd. is an investment holding British company. The company is based in London, UK.

Big Sofa Technologies Group Ltd. is a group management company. It engages in the provision of video analytics to both brand owners and market research agencies. The company was founded on November 14, 2011 and is headquartered in London, the United Kingdom.

Part of Ipsos SA, Ipsos MORI UK Ltd. is a company that provides market research and public opinion polling services. The company is based in London, UK. The British company was founded in 1969 by Didier Michel Truchot. Ben Charles Page has been the CEO of the company since 1987.

Part of Ipsos SA, MORI Ltd. is an investment holding British company. The company is based in London, UK. Founded in 2000, MORI functions as an investment holding company.

Part of Ipsos SA, Pricesearch Ltd. is a British company that provides market research and public opinion polling services. The company is based in London, UK and was founded in 1991.