

Oil and Gas
Allen & Overy's market leading Oil & Gas practice advises governments and NOCs (National Oil Companies), IOCs (International Oil Companies), Independent Oil and Gas Companies, and funders (debt and equity) on all aspects of the oil and gas supply chain, including upstream (exploration and production), midstream (storage and transportation), downstream (fuels and lubricants, marketing and refining, retail and chemicals) and LNG.
Our integrated practice advises clients on transactions relating to project development, M&A (both public and private), funding (equity, debt and Islamic financing), energy and emissions trading and litigation and arbitration. All of these transactions are supported by our market leading experts in areas such as taxation, antitrust, regulatory, environment and employment, to name but a few.
Explore our sectors
Key experience
ADNOC
The lenders on a USD1.2bn club facility in favour of ADNOC Global Trading Ltd.
Assa North-Ohaji South Gas Processing Plant
The lenders on a USD260m limited recourse debt financing to fund ANOH Gas Processing Company’s Assa North-Ohaji South midstream gas processing plant project in Nigeria.
Occidental Petroleum
The lender on the USD235m financing to support the acquisition of Occidental Petroleum Corporation, upstream oil assets in Colombia.
Baku-Tbilisi-Ceyhan Oil Pipeline
The lenders on the USD400m partial refinancing for the development of the Baku-Tbilisi-Ceyhan 1,768km long 1.0mbbl/day capacity pipeline reaching from Baku, Azerbaijan through Tbilisi, Georgia to Ceyhan, Turkey.
Ichthys LNG
The consortium on the USD8.3bn refinancing to support the development of a subsea projection system, semi-submersible central processing facility, a floating production, storage and off take vessel at the Ichthys Fields in the Browse Basin, Australia.
Recognition
APAC Oil and Gas Deal of the Year 2020
Ichthys LNG Refinancing – IJGlobal Awards 2021
“One of the leading firms that can advise lenders on international finance in the emerging markets.”
Chambers and Partners Global-wide 2021 – Projects & Energy: Oil & Gas
“Allen & Overy’s international capabilities are excellent.”
Chambers and Partners Global-wide 2021 – Projects & Energy: Oil & Gas
News and insights

Publications: 25 September 2023
Part 5: Conclusion and potential solutions
What policy and support measures can help close the Net Zero financing gap? And what can different stakeholders do themselves to accelerate progress?

Publications: 18 November 2022
UK sanctions against Russia: the pressure intensifies
The UK Government has introduced two further packages of sanctions against Russia in quick succession.

Publications: 04 January 2022
New opportunities for the development of a low carbon hydrogen economy in Poland

Publications: 16 December 2021
European commission boosts decarbonised gases with new gas package
On December 15, 2021 the European Commission published a proposal for a revised Gas Directive and a revised Gas Regulation.