History

Key events in the company’s history are summarised below.

2017

May

Signed Fortuna Umbrella Agreement

June

Completed new $250 million Reserve Based Lending Facility

August

Gunvor announced as preferred LNG buyer for the offtake from the Fortuna project

2016

September

Indonesia: Commercial production commenced from the Kerendan field

Thailand: Water debottlenecking project completed at the Bualuang field

November

Equatorial Guinea: Ophir and OneLNG formed a Joint Venture to develop the Fortuna FLNG project

2015

March

Completed the acquisition of Salamander Energy plc

April

Completed the acquisition of four deepwater Indonesian PSCs

May

Equatorial Guinea: Appointment of Golar LNG as Midstream Partner for Fortuna FLNG project

July

Equatorial Guinea: Award of competitive FEED for Fortuna FLNG project

November

Equatorial Guinea: Finalised commercial terms for Fortuna FLNG project

2014

March

Tanzania: Completed the sale of a 20% stake in Blocks 1, 3 and 4 to Pavilion Energy for US$1.29bn

June

Tanzania: Successful Taachui-1 and subsequent Taachui-1 ST1 well, Block 1. Gas discovery

August

Tanzania: Positive result on Mzia-3 flow test, Block 1

September

Equatorial Guinea: Drilled Silenus East-1 in Block R. Gas discovery

October

Tanzania: Drilled Kamba-1, Block 4. Gas discovery

Gabon: Signed two PSCs for a 100% participating interest and operatorship on Nkouere and Nkawa Blocks

Indonesia: Entered into an agreement with Niko Resources to acquire interests in seven deepwater PSCs

November

Agreed terms to acquire Salamander Energy plc

Equatorial Guinea: Signed an amendment to the Block R PSC to establish gas fiscal terms and framework for the FLNG project

December

Myanmar: Signed a PSC with the Myanmar Ministry of Energy to finalise the award of Block AD-03

2013

March

Placing and Rights Issue to raise US$832.7 million

Tanzania: Successful Jodari flow-test and increased recoverable resource estimates

May

Tanzania: Successful Mzia flow-test exceeding expectations and increased recoverable resource estimates

July

Tanzania: Drilled Mkizi-1, Block 1 and Ngisi-1 Block 4. Both gas discoveries. Block 4 resources upgraded taking cumulative gross resource in Tanzania Blocks 1, 3 and 4 to c.15 TCF

October

Tanzania: Successful Pweza appraisal campaign including flow-test

November

Tanzania: Announced the sale of a 20% stake in Blocks 1, 3 and 4 to Pavilion Energy for US$1.29 billion

December

Gabon: Announced a comprehensive farm-down of our Gabonese acreage to OMV

2012

January

Tanzania: Commencement of 2012 drilling programme with the drillship Odfjell Metro-1

February

Tanzania: Scheme sanctioned by Supreme Court of Bermuda and Ophir becomes sole shareholder of Dominion

March

Tanzania: Drilled Jodari-1, Block 1. Gas discovery

Placing of 30.5 million new ordinary shares at a price of 495p

May

Tanzania: Drilled Mzia-1, Block 1. Gas discovery

July

Equatorial Guinea: Drilled Tonel-1 (R-4), Block R. Gas discovery

August

Tanzania: Drilled Papa-1, Block 3. Gas discovery

Equatorial Guinea: Drilled Fortuna East-1, Block R. Gas discovery

September

Equatorial Guinea: Drilled Fortuna West-1, Block R. Gas discovery

December

Ghana: Acquired an interest in offshore Accra Contract Area

2011

March

Senegal: Acquired option to farm in on Senegal Sangomar Offshore, Rufisque Offshore and Sangomar Deep Offshore block

Tanzania: Farm in deal with Ras Al Khaimah Gas Tanzania Limited ("RAKGas Tanzania") for 70 per cent interest in the East Pande Block, onshore/offshore Tanzania

JDZ: Withdrawal from the Block 3 PSC

AGC: Farm out deal on AGC Profond with FAR Limited ("FAR")

April

Tanzania: Drilled Chaza, Block 1. Gas discovery

June

AGC: Farm out deal with Noble Energy Inc ("Noble Energy") for 30 per cent interest in AGC Profond Block

Gabon: Farm out deal with Petrobras Participaciones S.L. ("Petrobras Participaciones") for 50 per cent interest in Mbeli and Ntsina Blocks

July

Initial Public Offering on the Main Market of the London Stock Exchange, raising net proceeds of approximately US$352 million

AGC: Drilled Kora-1, Profond Block, offshore AGC in 2,620m of water to a depth of 4,480m. No significant oil or gas was discovered

Tanzania: Transfer of Operatorship in Blocks 1, 3 and 4 to BG

Tanzania: Entry into the Multi-User Facilities Agreement in respect of the Mtwara port facilities

September

Tanzania: Transfer of operatorship in East Pande Block from RAKGas Tanzania to Ophir

October

Tanzania: Ophir submits an offer for Dominion Petroleum Limited ("Dominion")

Equatorial Guinea: Amendment and expansion of the Block R PSC which includes two additional gas discoveries and several new prospects

December

Tanzania: Scheme of Arrangement approved by Dominion's shareholders ("Scheme")

2010

February

Tanzania: Acquired operatorship of the Mtwara Drilling Support Base

May

Tanzania: Entered into agreements with the Government of Tanzania and TPDC granting rights to exploit any natural gas in Blocks 1, 3 and 4

June

Tanzania: Farm out deal on Blocks 1, 3 and 4 with BG International Limited ("BG")

July

Madagascar: Acquired an interest in the Marovoay Block 2102, PSC

October

Tanzania: Drilled Pweza-1, Block 4. Gas discovery

December

Tanzania: Drilled Chewa-1, Block 4. Gas discovery

2009

October

JDZ: Drilled Lemba-1, Block 3. Sub-commercial gas discovery

2008

September

Gabon: Drilled Frake Noir-1, Ntsina PSC in 635m of water to a depth of 2,302m. No significant oil and gas discovered

AGC: Farm out deal on AGC Profond with Rocksource S.A

October

Gabon: Drilled Ngollon-1, Manga PSC in 1,422m of water to a depth of 2,845m. No significant oil and gas discovered.

Equatorial Guinea: Drilled Bythos-1, Block R PSC in 1,716m of water to a depth of 4,222m. No significant oil and gas discovered

November

Equatorial Guinea: Drilled Fortuna-1, Block R PSC in 1,691m of water to a depth of 3,400m. Gas discovery

December

Equatorial Guinea: Drilled Lykos-1, Block R PSC in 1,536m of water to a depth of 2,297m. Gas discovery

2007

September

Establishment of Ophir offices in Malabo (Equatorial Guinea) and Port Gentil (Gabon)

2006

March

Equatorial Guinea: Entered into Block R PSC

SADR: Entered into four Assurance Agreements

JDZ: Entered into the Block 3 PSC in Nigeria-São Tomé e Principe JDZ

May

Congo: Entered into Marine IX PSC (Brazzaville)

June

Tanzania: Entered into Blocks 3 and 4 PSAs

September

AGC: Entered into the AGC Profond PSC

2005

March

Gabon: Entered into four deepwater PSCs over the Mbeli Marin, Ntsina Marin, Manga Marin and Gnondo Marin

October

Tanzania: Entered into Block 1 PSA

2004

February

Formation of Ophir

May

Entered into a heads of agreement with Mvelaphanda to conclude a strategic alliance and to acquire certain assets, including Mvelaphanda's interests in the Berbera Block in Somaliland