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Ares under offer on 124,000 square feet at One Hanover Street

Deal is biggest in Mayfair since December 2023
Ares appointed CBRE to lead the company’s search for new office space in the West End. (CoStar)
Ares appointed CBRE to lead the company’s search for new office space in the West End. (CoStar)
CoStar News
August 19, 2025 | 1:59 P.M.

An undisclosed occupier is under offer on over 120,000 square foot of offices at One Hanover Street, in what would be the biggest Mayfair leasing deal since December 2023, CoStar News understands.

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