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UK: Qatari Diar, owner of The Chancery Rosewood, has appointed Boris Messmer as managing director of the hotel, effective February 1, 2027.
Messmer began his career at Fairmont Hotel Vier Jahreszeiten in Hamburg before moving to London, where he held roles at The Savoy as part of its reopening team, and The Dorchester.
In 2015, Messmer joined Maybourne as front of house manager at Claridge’s, later becoming director of rooms before serving as hotel manager at The Berkeley and The Connaught. In 2021, he was appointed general manager of The Maybourne Riviera, leading the opening of the group’s first property in France on the Côte d’Azur.
Most recently, Messmer returned to Germany in 2024 as general manager of The Florentin, part of the Althoff COLLECTION in Frankfurt.
Now, as managing director of The Chancery Rosewood, Messmer will oversee all aspects of The Chancery Rosewood’s operations, with a focus on the guest experience and deepening relationships with the hotel’s guests, partners and local community.
Messmer succeeds Michael Bonsor, who will take on a new role within the Rosewood company.
“I am immensely proud to be joining The Chancery Rosewood as managing director” said Messmer. “London provides an extraordinary setting for this iconic property to shape a distinctive vision of luxury hospitality. Together with our talented team, my ambition is to further strengthen the hotel’s unique identity, elevate the guest experience and establish it as one of London’s leading luxury destinations. I look forward to leading this next chapter, inspiring our people and creating lasting value and memorable experiences for our guests and partners.”
Hamad bin Talal Al Thani, CEO, Qatari Diar, added: “The Chancery Rosewood represents an important milestone in Qatari Diar’s commitment to creating exceptional destinations that bring together architectural heritage, design and world-class hospitality. We are proud of what has been achieved in bringing this remarkable building back to life and are focused on ensuring its continued success as one of London’s most distinctive luxury destinations.
“Boris brings an impressive track record of leadership and experience in some of the world’s leading hotels, and we are delighted to welcome him to The Chancery Rosewood as we look ahead to its next chapter.”
Highlights:
- Qatari Diar, owner of The Chancery Rosewood, has appointed Boris Messmer as managing director of the luxury London hotel, effective February 1, 2027.
- Messmer succeeds Michael Bonsor—who is transitioning to a new role within the Rosewood group—and will oversee all hotel operations, guest experience, and partner relations.
- An experienced European luxury hotelier, Messmer joins from The Florentin (Althoff COLLECTION) in Frankfurt and previously held senior leadership roles at The Maybourne Riviera, The Connaught, The Berkeley, Claridge’s, The Dorchester, and The Savoy.
