Shh.. don't tell anyone, but these are the best secret bars to hire in Mayfair

Looking to impress with your knowledge of all the hidden haunts of Mayfair? You're in luck. We really shouldn't be telling you about these secret bars in Mayfair, but we are, because we're nice. Book your event at one of these Mayfair secret bars for a night to remember. Just don't get lost on your way there...