Jackson Allen


Jackson is an energy specialist with extensive experience in a variety of jurisdictions in Asia, Africa and Australia. Jackson has a strong background advising oil and gas projects and market-leading expertise in energy transition.

Jackson has a deep understanding of marketing and sales arrangements, in particular negotiating and drafting offtake agreements for oil, gas, LNG, condensate, hydrogen (and related vectors, such as ammonia). Jackson advises on M&A, joint venture structuring, project development and regulatory issues, with a focus on LNG, gas, hydrogen, CCUS and renewable power. Jackson’s experience also extends to sale, construction and use of infrastructure including terminals, pipelines, storage facilities and power generation.

Jackson’s deep industry knowledge and experience with every stage of energy value chains (across a variety of vectors) allows him to work with clients to ensure that each element fits within the broader context to minimise risks, achieve commercial outcomes and retain operational efficiency. This includes integrating decarbonisation components (such as CCUS, renewable power and offsets / carbon credits) into energy projects, both traditional and transition.


Representative matters

SK E&S on the proposed development of the Caldita Barossa gas fields in the Timor Sea and LNG processing via the Darwin LNG plant and associated CCS project, including tolling arrangements, offshore pipeline/tie-in arrangements and carbon storage and transport agreements.

Fortescue Future Industries on offtake arrangements for hydrogen and associated vectors, including development of a template offtake agreement.

Negotiation and drafting of LNG SPAs for sellers and buyers including JERA, Pertamina, Brunei LNG, APLNG, Novatek, MIMI and others as well as review and amendment of offtake arrangements in the context of financing for Rovuma LNG, Coral South FLNG, Donggi Senoro LNG and Ichthys LNG.

Mubadala Energy on the sale of a subsidiary Busrakham Oil and Gas (including operated interests in three offshore oil and gas licenses in the Gulf of Thailand that include Nong Yao, Jasmine/Ban Yen, and Manora oil fields) to Valeura Energy.

A national petroleum exploration and production company on legal advisory services to support its study of the regulatory and contractual aspects of carbon capture and storage implementation including a comparative study of other jurisdictions. 

GLNG in relation to the Gladstone LNG project, including key issues around impact on the domestic gas market and LNG offtake arrangements (long term and spot).


Leadership Positions And Professional Affiliations

Member, Association of International Energy Negotiators (committee member – Hydrogen Sale and Purchase Agreement drafting committee)

Member, Energy & Resources Law Association

Jackson Allen is a rising star. An excellent communicator with complete command of the details. He has unmatched international experience in energy matters out of Perth
Legal 500, 2024
Jackson Allen is particularly adept at advising on the negotiation and drafting of oil, gas, condensate and LNG marketing and sales arrangements


  • ‘Rising Star’ for Energy & Natural Resources, IFLR Rising Star Awards Asia-Pacific 2022



Solicitor, Western Australia, 2008 


Bachelor of Law (Honours), Murdoch University, Australia, 2007

Bachelor of Commerce, Murdoch University, Australia, 2007

A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.