Our team

Stephen Marcos Jones




As Director-General, Stephen Marcos Jones is responsible for the overall management and effectiveness of UKPIA as the UK's principal advocate for the downstream oil sector. With over 15 years’ experience across the oil and gas industry, Stephen's leadership of UKPIA encompasses all areas of the organisation's expertise, including fuels quality, environmental regulations, advocacy and industry economics, and the future vision for the UK industry.

Dr Andy Roberts

Director of Downstream Policy

As Director of Downstream Policy, Andy Roberts is responsible for anticipating and assessing emerging policy and regulatory challenges affecting the UK’s refining and downstream fuel sector. Andy has over 30 years’ experience in the oil industry and works closely with UKPIA members on a range of areas including climate change and the environment, chemicals regulations, health and safety and fuels quality.  

Jamie Baker

Director of External Relations

As Director of External Relations, Jamie Baker is responsible for UKPIA's outreach to our industry's key stakeholders in government, industry, the media and the wider public. Appointed in September 2018, with over 10 years experience in government, Jamie's role integrates UKPIA's external advocacy and engagement with outreach to our members and associates.

Callan Tree

Communications and Membership Specialist

As Communications and Membership Specialist, Callan Tree helps to deliver UKPIA's key messages whilst enhancing the profile of the downstream oil sector to policymakers, the media and the public. Callan joined UKPIA in May 2020 with a background in Government and his responsibilities include advocacy to external stakeholders, membership activities as well as media relations and communications.

Simon Wood

Environment, Health and Safety Specialist

As Environment, Health and Safety Specialist, Simon Wood provides UKPIA members with expert advice on regulatory developments for environmental, process safety and occupational health and safety topics across the downstream oil sector. Simon Joined UKPIA in January 2020 having previously gained experience with EDF Energy and the British Standards Institution developing and deploying strategies to deliver consensus through improved stakeholder understanding during negotiations. 

Ayesha David

Petroleum Economics Analyst

As Petroleum Economics Analyst, Ayesha David provides economic intelligence on the sector, analysing data for the whole of the downstream oil sector’s many interests and is responsible for the annual publication of the Statistical Review as well as delivering UKPIA's evidence-based output. Ayesha joined UKPIA in January 2020, having had extensive research experience in engineering and in public policy.

Seb Hirsz

Fuels Quality and Supply Specialist

As Fuels Quality and Supply Specialist, Seb Hirsz provides UKPIA members with expert advice on all regulatory developments for fuel quality issues across the downstream oil sector. With previous experience with BP's Formulated Products Technology team working on F1 fuels and lubricants, Seb's role is to make industry's views known across a range of discussions on fuels standards, regulatory compliance and future fuels developments.


Paul Mannion

Industry secondee to BEIS

Paul Mannion was appointed as the UKPIA industrial secondee into the Department for Business, Energy & Industrial Strategy's (BEIS) Downstream Oil Resilience team in May 2018. Paul has over 30 years of experience in the refining and downstream oil sector. Prior to his secondment, Paul was a member of the Total Lindsey Oil Refinery Senior Leadership Team where he held a number of roles spanning 14 years. 

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