Response to Worldview Letter

Dublin

18 September 2015

Petroceltic International Plc

Response to Worldview's letter to the Board

Petroceltic International plc (AIM: PCI) ("Petroceltic" or the "Company"), the oil and gas exploration, development and production company focused on North Africa, the Mediterranean and Black Sea regions, notes Worldview's open letter to the Board dated 17th September 2015.

As announced on 7 September 2015, the Company can confirm that it has no knowledge of any investigation by the Bulgarian authorities, nor has it been contacted by the Bulgarian State Prosecutor's office.

In accordance with Petroceltic's established procedures it will review all allegations, overseen by external counsel, and further announcements will be made as appropriate. In the event any matters arising from this review require public disclosure, the Company will issue such disclosure without delay. 

The Company cannot comment further on speculation.

Ends

For further information, please contact:

Brian O' Cathain /Tom Hickey, Petroceltic International Tel: +353 (1) 421 8300

James Henderson / Rollo Crichton-Stuart, Bell Pottinger Tel: +44 (20) 3772 2500

Douglas Keatinge / Joe Heron, Murray Consultants Tel: +353 (1) 498 0300

John Frain / Roland French, Davy Tel: +353 (1) 679 6363

Notes to Editors:

Petroceltic International plc is a leading Upstream Oil and Gas Exploration and Production Company, focused on North Africa, the Mediterranean and Black Sea regions, and listed on the London Stock Exchange's AIM Market and the Irish Stock Exchange's ESM Market. The Company has production, exploration and development assets in Algeria, Egypt, Bulgaria and Italy.