Holding(s) in Company

InfraStrata plc

("InfraStrata" or "Company")

Holding in Company

InfraStrata plc was informed on 10 April 2012 that Mr Mark Abbott has a beneficial interest in 6,294,806 Ordinary Shares in the Company which, following the recent placing, represents 6.92 per cent of the issued and voting share capital of the Company.

Enquiries:

Andrew Hindle/Craig Gouws Tel: +44(0)20 8332 1200

InfraStrata plc

Jonathan Wright/Sarah Jacobs, Corporate Finance Tel: +44(0)20 7107 8008

Richard Redmayne, Corporate Broking

Seymour Pierce Limited