IOG fields a proven team with an exceptional level of technical and financial expertise and experience

Technical experience includes international oil and gas experience across all continents, successful North Sea licence bid preparation, project development and delivery on time and on budget,  drilling management, frontier exploration and drilling expertise, geological and geophysical expertise and in-depth knowledge of technology and industry techniques.

Financial experience includes structured and project finance, North Sea development financing, oil and gas company, PLC experience, divestments, derivative structuring and trading.

The Board & Executive Management

Mark Routh

Mark Routh


  • Entrepreneur, founder and MD of CH4 Energy Ltd a private equity backed Oil and Gas Company which became a North Sea operator. CH4 was formed with £1 million funding from management and 3i in 2002 and sold to Venture Production plc in 2006 for £154.4 million, providing 3i a with a record 7.3 multiple return on its investment.
  • Over 38 years’ experience in the oil & gas industry, in executive management, commercial management, and Petroleum Engineering.
  • Prior to founding CH4 Energy served 10 years with Hess, 6 years with BP and 5 years with Schlumberger in South East Asia and the North Sea.
  • MSc in Petroleum Engineering, Imperial College.
  • Non-executive Chairman of Warrego Energy Limited a company with onshore gas assets in Western Australia.
Andrew Hockey

Andrew Hockey


  • 35 years’ experience in the oil and gas industry most recently with Fairfield Energy and Sound Energy
  • Led the early development of Clipper South, a successful SNS producing gas field which is analogous to IOG’s Vulcan satellites development
James Chance

James Chance


  • James Chance spent five years as an oil and gas banker with Standard Chartered, most recently as a director managing the bank’s relationships with E&P companies and integrated energy companies across corporate finance, advisory, financial markets and transaction banking. He previously held an equivalent role at Standard Bank. Prior to that he was co-director of the MENA Division at EA, a leading risk advisory firm that is now part of IHS, where he consulted to financial and energy clients on commercial risks & opportunities in the region and was a regular commentator on financial news networks. He was previously a speechwriter and advisor to Prince Hassan of Jordan. He holds an MBA from London Business School, a 1st from Oxford and an MA and PhD from London.
Mark Hughes

Mark Hughes

Chief Operating Officer

  • Mark started his career at Shell International Exploration and Production in a number of roles including Head of Topsides Design for the Sole Pit Compression Project.
  • Mark was Group Development Engineering Manager for Lasmo UK plc and Group E&P Exploration and Operations Manager for Gaz de France, Paris. He was also Managing Director of GDF Britain and GDF Country Manager.
  • He was founder and CEO of Hibernia Energy an independent Southern North Sea focussed gas developer.
  • Mark was made Head of Development for RWE Dea UK where he was responsible for the RWE operated North Sea Breagh and Clipper South Developments from inception to first gas, representing some £880 million gross investment.
  • Upon the sale of RWE Dea UK to INEOS, Mark was made Commercial Director UK at INEOS Breagh.
  • Mark is a Chartered Member of the Institute of Mechanical Engineers and has a technical background with a first-class honours degree in Civil Engineering from the University of Southampton.
Fiona Macaulay

Fiona MacAulay

Senior Independent Non-executive Director

  • Chartered Geologist with over 30 year’s experience in the Upstream oil and gas sector including key roles in a number of leading oil and gas firms across the large, mid and small cap space including Mobil, BG, Amerada Hess and Rockhopper
  • CEO of Latin American focused, AIM listed Echo Energy Plc in which a full cycle, exploration led portfolio is being successfully grown and NED of Coro Energy Plc.
  • Currently serving as the European President of the American Association of Petroleum Geologists
Charles Hendry

The Right Honourable Charles Hendry

Non-executive Director

  • Appointed Non-Executive Director as a nominee of the Company’s major stakeholder, London Oil & Gas Limited, a major investor in IOG.
  • Minister of State for Energy between May 2010 and September 2012.
  • Charles is also a Non-Executive Director of London Oil & Gas Ltd and London Power Corporation plc.
Martin Ruscoe

Martin Ruscoe

Non-executive Director

  • Appointed Non-Executive Director as a nominee of the Company’s major stakeholder, London Oil & Gas Limited, a major investor in IOG.
  • Martin has over 40 years' experience in the Financial Services Industry. Martin initially worked for a top 20 life office for 25 years, the last 9 years as Chief Investment Officer being involved in all forms of investment, taxation and new product development within the company.
  • Following a takeover he left to move to the broking side of the investment community working for Swiss Bank, Citicorp and Smith New Court. Martin then spent 12 years with Charterhouse Securities who were voted number one in the small cap market and the spent 6 years with Seymour Pierce, at the time the largest Aim Broker in London.
  • Martin has vast experience and has overseen in excess of 200 institutional fund raisings including new listings, placings and rights issues. Martin is also a Non-Executive Director of London Oil & Gas Ltd, London Power Corporation plc, LVI Recovery Ltd and Rotec Group Holding Ltd.