3i invests in the infrastructure market through four vehicles and through some additional co-investments. At 31 March 2014, 3i had infrastructure assets under management of £2.3bn

On 11 November 2013 3i announced the completion of the acquisition of Barclays Infrastructure Funds Management Limited (“BIFM”).

At that date, BIFM Limited had assets under management of approximately £780 million and managed two funds.