Welcome to Grosvenor House, A JW Marriott Hotel London, Standing on Park Lane in Mayfair, this excellently located landmark hotel is perfect for Hyde Park, Buckingham Palace, shopping on Oxford Street, and West End glamour. Grosvenor House has a stylish champagne bar, a fitness centre and 31 meeting rooms. Opened in 1929 and frequented by royalty and celebrities, historic Grosvenor House offers luxurious guest rooms and extensive facilities. Each room offers space, privacy and many modern comforts. The JW Steakhouse offers a classic American experience with tender grilled cuts of beef and fresh seafood. Park Lane Market serves light meals and classic American candy. Book now … (Grosvenor House Marriott Hotel London hotels booking).