19 May 2010

Heritage Oil Plc

("Heritage" or the "Company")

NOTICE OF ANNUAL GENERAL MEETING

Heritage Oil Plc (LSE: HOIL), an independent upstream exploration and production company, announces that its Annual General Meeting will be held on Thursday, 17 June 2010, at 3.00pm at 22 Grenville Street, St Helier, Jersey.

The Annual Report and Accounts 2009 and Notice of Annual General Meeting have been submitted to the UK Listing Authority and are available for inspection at the Document Viewing Facility, which is situated at:

UK Listing Authority

The Financial Services Authority

25 The North Colonnade

Canary Wharf

London

E14 5HS

The documents have been mailed to all shareholders and are also available for viewing on our website at www.heritageoilplc.com.

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For further information please contact:

Heritage Oil Plc

Tony Buckingham, CEO / Paul Atherton, CFO   

+44 (0) 1534 835 400

info@heritageoilplc.com

Heritage Oil Plc - Investor Relations

Tanya Clarke

+44 (0) 20 7518 0838

tanya.clarke@heritageoilplc.com

Pelham Bell Pottinger - PR - Europe

Nick Lambert / Duncan Mayall

+44 (0) 20 7861 3936 / +44 (0) 20 7861 3888

NLambert@pelhambellpottinger.co.uk / DMayall@pelhambellpottinger.co.uk

CHF Investor Relations - Investor Relations - Canada

Cathy Hume / Jeanny So

+1 416 868 1079 x231 / x225

cathy@chfir.com / jeanny@chfir.com