21 Arlington Street, a beautiful, elegant Grade II* listed property. This unique venue in London was originally built in 1740 for Richard Boyle - 2nd (and last) Viscount Shannon. Centrally located in London’s West End, 21 Arlington Street is just a few steps from the Ritz Hotel. The three private rooms available are situated on the first floor, with the main Boardroom overlooking Green Park. Perfect for private dinner parties, receptions, business meetings, product launches and filming. Not available after 11pm.