Farrells is an architecture and urban design firm founded by British architect-planner Terry Farrell with offices in London, Manchester, Hong Kong, and Shanghai. The firm has won numerous awards for their characteristic mixed-use schemes, transit-oriented development, contextual urban placemaking, and cultural buildings.

Sir Terence Farrell, known as Terry Farrell, is a British architect and urban designer. In 1980, after working for 15 years in partnership with Sir Nicholas Grimshaw, Farrell founded his own firm, Farrells. He established his reputation with three completed projects in London in the late 1980s: Embankment Place, 125 London Wall aka Alban Gate and SIS Building aka Vauxhall Cross.