Annual Report and Accounts and AGM Notice

WESSEX EXPLORATION PLC

(AIM: WSX)

Annual Report and Accounts and AGM Notice

Wessex Exploration PLC ("Wessex" or "the Company") announces that the Annual Report and Accounts for the year ended 30 June 2012 and Notice of AGM have been posted to shareholders and will be available from the Company's website (www.wessexexploration.com).

The Annual General Meeting of the Company will be held at 11 a.m. on Thursday 6 December 2012 at the offices of Ashfords LLP, Accurist House, 44 Baker Street, London W1U 7AL.

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Notes to Editors:

Guyane

Wessex holds a net 1.25% interest in the Exclusive Exploration Licence (EEL) covering an approximate 24,100 sq.km offshore area of Guyane (a French prefecture previously known as French Guiana). The EEL interest is held via a 50/50 joint venture between Wessex and Northern Petroleum Plc, using Northpet Investments Limited as the holding company with a total interest of 2.5%. The other partners in Guyane are Shell (45% and operator), Tullow (27.5%) and Total (25%).

Juan de Nova

Wessex holds a 70% interest in the Juan de Nova Est Permit, covering 9,010 sq. km in water depths ranging from 200m to 3,000m, to the east of Juan de Nova Island in the Mozambique Channel. Wessex has been designated as operator, subject to the approval of the French authorities. Global Petroleum Limited (AIM: GBP, ASX: GBP) has a 30% interest.

Southern United Kingdom

Wessex holds three licences in southern United Kingdom - PEDL 238: 50%; PEDL 239: 25%; P1928: 35% - alongside its partner and operator, NWE Mirrabooka (UK) Pty. Ltd (a fully owned subsidiary of ASX listed Norwest Energy NL).

Saharawi Arab Democratic Republic (SADR, Western Sahara)

Wessex holds three blocks - Bojador (39,983 sq.km), Guelta (15,760 sq.km) and Imlili (16,955 sq.km) - under Assurance Agreements which cause Production Sharing Contracts to come into effect once the SADR government is able to take control of the territory. Wessex is the designated operator and holds a 50% interest; Tower Resources (AIM: TRP) has the other 50% interest.