The register
IFF Research Ltd, London, holds a Home Office sponsor licence on the Skilled Worker route, and has been on the register since at least 2026. The register records its rating as Worker (A rating).
I.F.F Research Limited is the registered name (Companies House number 00849983), a private limited company on the register since 1965. Registered office: 5th Floor The Harlequin Building, 65 Southwark Street, London, SE1 0HR, SE1 0HR. Its filed activity puts it in professional and technical services. It has traded under other names before, including Industrial Facts & Forecasting Limited.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for IFF Research Ltd's own careers page and the job boards, and the answer changes with the season and the order book.