Lim, who vacated the presidency of Christie’s International Real Estate in 2023, will be tasked with growing RE/MAX at a time when the brokerage has struggled with falling revenue and U.S. agent count.Lim, who vacated the presidency of Christie’s International Real Estate in 2023, will be tasked with growing RE/MAX at a time when the brokerage has struggled with falling revenue and U.S. agent count.