The UK’s largest practice, Foster + Partners, says it would consider moving its headquarters from London if Brexit meant it could no longer attract the world’s best architects [...]
Less than a quarter of the architects based at Foster + Partners’ huge Battersea head office are UK nationals – with around a half from EU countries. In total, the firm employs 1,061 staff in the UK including 353 architects. — architectsjournal.co.uk
In an interview with The Architects' Journal, Foster + Partners managing partner Matthew Streets didn't rule out leaving London if attracting and employing "the globe’s brightest stars to maintain its position as world leaders" in a United Kingdom outside of the European Union became impossible.
The AJ also reports about similar Brexit-related workforce concerns from another UK architecture powerhouse, Rogers Stirk Harbour + Partners.