Total Voting Rights

3i Infrastructure plc (the "Company")

Share Consolidation and Total Voting Rights

Further to the Company's announcement on 21 February 2018, shareholder approval was granted at the Company's Extraordinary General Meeting on 14 March 2018 to undertake a share consolidation and this has today become effective.

Admission of the Company's new ordinary shares to the premium listing segment of the Official List of the UK Listing Authority and to trading on the London Stock Exchange's Main Market for listed securities took place at 8.00 a.m. today.

The ISIN for the new ordinary shares is JE00BF5FX167

As a result of the share consolidation, the Company's issued share capital as at 8.00 a.m. on 15 March 2018 consisted of 810,434,010 ordinary shares with voting rights.

The figure of 810,434,010 may be used by shareholders as the denominator for calculations by which they will determine if they are required to notify their interest in, or a change to their interest in the Company, under the FCA's Disclosure and Transparency Rules.

Further details of the share consolidation can be found in the circular published by the Company on 21 February 2018