Petrenel is an international energy consultancy that is owned by its employees. The Company has a governing Board of Directors, an experienced Management Team, and a team of Partners, Staff, and Consultants.

Board of Directors & Management

Stewart Whiteley – Managing Director

The BossStewart Whiteley has over 35 years of experience in the upstream oil and gas industry. He is an engineering geologist by education and has extensive international experience as a reservoir engineer, asset manager, and senior manager with Shell International and Petrenel. Stewart has a BSc in Geology from Newcastle University and an MSc from Imperial College London.  He is a Fellow of the Geological Society, a Member of the Society of Petroleum Engineers, a Member of the Energy Institute and a Chartered Engineer. He is authorised to act as an Independent Reserves Auditor and Competent Person for the London, New York, and Toronto Stock exchanges.

Alena Stranska – Operations Director

Alena StranskaAlena is Operations Director at Petrenel with over 15 years of reservoir engineering, geoscience, commercial and project management experience in the upstream oil and gas industry.  Alena is a geologist by education with a BSi in (First-Class Honours) in Earth Sciences from the University of London, Royal Holloway College.  She has worked as a reservoir engineer, petroleum geoscientist and petroleum economist and has hands-on experience in most of the world’s prolific hydrocarbon producing regions. Alena has worked on numerous large-scale technical and acquisition projects working closely with clients providing technical and commercial support coupled with project management.

Anna Smith –  Environmental, Social, Health & Safety Director

Anna Smith_HSE & Environmental ManagerAnna Smith has over 10 years of experience in environmental management including six years in the upstream oil and gas industry. She is an environmental scientist by education and practice.  Anna has a BSc in Environmental Science from the University of Greenwich and is a member of the Society of Environmental Auditors.  Anna manages Petrenel’s Health, Safety, Environmental, and Sustainability consultancy.

Phil Beck – Chairman & Commercial Director

Phil BeckPhil Beck is a senior energy industry business consultant with over 30 years of commercial, engineering and project management experience in the upstream oil and gas industry.  Phil trained as a geologist and petroleum engineer, he spent his early career with British Gas and Unocal Corporation. As a management consultant for the last 16 years, he has provided significant value growth to many energy businesses. Phil has worked extensively on an international scale and has familiarity with all sectors of the upstream industry throughout the world. Phil has also been engaged as an advisor to Lazard investment bank for energy-related transactions.  He is currently a director of a number of energy companies and is an advisor to a Canadian investment fund investing in oil and gas technology. Phil became an Executive Director of Petrenel in 2010 and brings a wealth of upstream E&P commercial and technical experience to our Company.

Janet Whiteley – Company Secretary

Janet WhiteleyJanet Whiteley is a Director and Company Secretary of Petrenel in addition to managing an equestrian centre.  She brings a wealth of international experience to the Company having lived in Brunei, Syria and Gabon.


Technical Team and Consultants

  • Andrew Whiteley – GIS & Petroleum Engineering
  • David Lochman – Geology & Geophysics
  • Francis Whiteley – GIS & Reservoir Modelling
  • Andy Allington – Petroleum Economics
  • Derek Thomas – Petrophysics & Production Engineering
  • Dr Edo Veenstra – Geology & Geophysics
  • Mike Beaumont – Production Technology
  • Mike Mason – Environmental Management