Winchester Mansions is one of the top-performing 10% of businesses listed on TripAdvisor to receive a TripAdvisor Certificate of Excellence, which honours hospitality excellence worldwide. To qualify for the award, the hotel had to achieve an overall reviewer rating of at least four out of five, and be listed on TripAdvisor for at least 12 months. Winchester Mansions' managing director, Nils Heckscher, said, "We strive to offer our customers a memorable experience, and this accolade is evidence that our hard work is translating into positive reviews on TripAdvisor."