The Mercury is an enclosed shopping centre in Romford, in the London Borough of Havering, Greater London. It opened in June 1990 as Liberty 2.

Elonex operate a vast portfolio of digital advertising screens across the best known shopping malls and retail parks in the UK, and perfectly position your advertising campaigns so to influence buying decisions right at the point of purchase. With real time messaging, advertising on the Elonex Shopping Mall Network means you directly reach and engage with consumers as they shop, eat and play, with precise targeted campaigns built across single or multiple mall locations.