Crimson Tide Regulatory News (TIDE)

Crimson Tide Plc

("Crimson Tide" or the "Company")

Holding in Company

Crimson Tide received notification on 8 April 2013 that as a result of recent purchases, the Helium Special Situations Fund now has a notifiable interest in 80,265,000 Ordinary Shares representing 18.0% of the issued share capital of the Company.

For further information, please contact:

Crimson Tide plc 01892 542444

Barrie Whipp/ Stephen Goodwin

W.H. Ireland Limited 020 7220 1666

James Joyce / James Bavister