Leaseplan is providing 2800 vehicles to insurance company Zurich in the UK.
The deal follows a similar agreement for 9400 vehicles in the US.
The cars will be a mixture of employee car ownership agreements and contract hire.
The fleet will be made up of essential use company cars and perk cars for high-performing employees.
The agreement will allow Zurich to use new technology provided by Leaseplan such as online fleet reporting and a funding options comparison calculator.