[3] The agency works across five practice areas: Brand & Communications, Product & Service Development, Stakeholder Research, and Thought Leadership.
[4] It is chiefly known for its full service market research and insight consultancy for clients ranging from Vodafone, Unilever, Santander, MetLife, Dawn Foods, Direct Line Insurance, Itsu, Next, Amnesty International, to the London School of Economics and Canderel.
[7] Opinium's most recent success in political polling came at the 2019 UK General Election where they were the most accurate agency,[8] calling the actual results.
[15] Opinium is a member of the Market Research Society (MRS),[16] The Insights Association of America and the British Polling Council (BPC).
[17] The company has freely available political voting intention polls on their website along with results from regular surveys conducted on current and topical events.