(Reuters) - Ashtead Group Plc's
He will be succeeded by Brendan Horgan, currently group chief operating officer and chief executive of its U.S. business Sunbelt Rentals, effective May 1, the company said.
Sunbelt made up 87 percent of Ashtead's revenue last year.
"Geoff has been a dominant force within Ashtead and many investors will be sad to see him step down ... this has been well flagged and planned, with a strong replacement in Brendan Horgan," Jefferies analysts said.
The FTSE 100 company said Drabble, 58, will retire from the group on Nov. 30, 2019.
The firm, which rents equipment such as diggers and construction tools, said in September it would increase its share buyback programme and that it expected to beat its previous full-year profit expectations thanks to a weaker sterling.
(Reporting by Tanishaa Nadkar in Bengaluru; editing by Sai Sachin Ravikumar and Gopakumar Warrier)