Chief Executive Officer
Mr Linn joined ROC in January 2008 as Asset Manager - Africa and in October 2008 was appointed Chief Operating Officer. Mr Linn was appointed as Acting Chief Executive Officer on 29 October 2010. Mr Linn was appointed as Chief Executive Officer on 23 February 2011.
Mr Linn is a chartered chemical engineer with 30 years of international operational and joint venture management experience in both the upstream and downstream oil sectors.
Mr Linn spent 15 years working with EXXON/Mobil in both downstream and upstream assignments in the UK and USA before moving into the independent E & P oil sector working internationally for LASMO, Cairn Energy and Tullow in senior operational and business management roles.
Before joining ROC, Mr Linn was Operations Director for African Arabian Petroleum, a privately owned E & P company headquartered in Dubai. Based in Tunisia, Alan was responsible for all operational and engineering activities within the business' African focused portfolio.
Chief Operating Officer
Mr Stork joined ROC in September 2011 as Chief Operating Officer.
Mr Stork has over 30 years of experience in the upstream oil and gas industry. He is practiced in all facets of the industry, including exploration, development and production, and is experienced in both offshore and onshore environments. Mr Stork has extensive experience in South East Asia and the Subcontinent, as well as the UK and North America.
Mr Stork spent 17 years working for Origin Energy in various roles and assignments in Australia, followed by seven years with Cairn in India where he held the position of Director of Operations. Prior to joining ROC, he founded a consulting company to provide specialist services to the oil and gas sector.
Mr Stork is also the Chief Executive Officer of BC Petroleum Sdh Bhd, a private company operating in Malaysia, in which ROC is a 48% shareholder.
He is a member of the International Society of Petroleum Engineers (SPE).
MBA BCom CA FFin
Chief Financial Officer
Mr Neilson joined ROC as Chief Financial Officer in 2007. He has 20 years experience in accounting and finance, including ten years in the upstream and downstream oil and gas industry.
Prior to joining ROC, Mr Neilson held senior finance management roles in Caltex Australia, as well as working in banking for Credit Suisse First Boston and as a chartered accountant with Arthur Andersen.
MSc (MEng) BSc (ASEng)
President - Roc Oil (Bohai) Company
Mr Morris joined ROC in September 2008 as General Manager, Beibu Operations, and was appointed President, Roc Oil (Bohai) Company on 1 August 2009.
Mr Morris has over 30 years of International and North America experience working as a Petroleum Engineer with Chevon Texaco and OriOx Energy Associates Ltd in a number of Executive Management positions. He has worked in remote areas of Angola, China, Burma and Colombia as well as North Sea European and North American locations. He has extensive operational experience, both with new developments and existing fields. Prior to joining ROC, he worked for Momentum Energy as Director of Special Projects and Transition Services.
He is a member of the International Society of Petroleum Engineers (SPE) and is past chairperson of the Aberdeen, Scotland and Shekou, China Sections and was a member of the UK and US SPE Councils.
Ms. Leanne Nolan
LLM LLB (Hons) BEc
Company Secretary and General Counsel
Ms Nolan joined ROC in March 1998. Prior to joining ROC, Ms Nolan has been Corporate Counsel at Ampolex Limited, an upstream oil and gas company, since 1993 and prior to that was employed as a solicitor with Freehills for four years.
BA (Earth Science) PhD (Geology) FGS
General Manager - Exploration, Geoscience & Business Development
Pierre joined ROC in September 2012 as General Manager Exploration, Geoscience and Business Development.
Pierre previously worked for Total and Cairn Energy PLC across North Sea, South Asia, Atlantic margin, Greenland, Mediterranean assets and new ventures projects. Pierre was closely associated with the Cairn deepwater Khrishna Godavari discoveries in Eastern India, the Cairn India Sri Lankan gas discoveries and the Rajasthan flagship Cairn discoveries of Mangala, Aishwaryia and Bhagyam. Pierre also has worked on Cairn's Greenland acreage and most notably on the 2010 and 2011 Greenland drilling campaigns and 2D/3D seismic acquisition campaigns. Pierre’s most recently worked on frontier basin new ventures for Cairn Energy.
Pierre holds a BA in Earth Science from Trinity College, Dublin, Ireland and a PhD in Geology from Manchester University, UK. Pierre is a Fellow of the Geological Society, London (FGS).
MSc CEng MIChemE CMIOSH
Corporate Manager, Health, Safety & Environment (HSE)
Mr Griffin joined ROC in May 2010. He is a chemical engineer with over 25 years international experience in the oil and gas industry in both the upstream and downstream sectors as an HSE manager and environmental engineer.
Mr Griffin spent eight years working in technical roles in oil refineries in the UK, before moving into the upstream sector where he worked for LASMO for six years in various HSE and project engineer positions in operations in UK, Italy, Libya and Indonesia. In 2001, he joined Burlington Resources to manage the company’s HSE operations in North Africa and onshore China. In April 2006, Burlington Resources was taken over by ConocoPhillips and Mr Griffin was appointed HSE manager for its offshore operations in Southern China. In January 2009 he was appointed Senior Design Safety & Environment Engineer for the Shah Gas Project in Abu Dhabi.
Mr Griffin is a Chartered Member of the Institution of Occupational Safety & Hygiene (CMIOSH), a UK Chartered Engineer (CEng) and UK Chartered Chemical Engineer (MIChemE).
BSc (Chem) MSc (Petroleum Engineering) DIC (Imperial College)
Chief Reservoir Engineer
Mr Billingsley joined ROC in 2005 and is responsible for reservoir engineering. He has over 10 years experience with Marathon Oil Corporation and is experienced in reservoir and petroleum engineering, including production engineering, reserve assessment, asset development and strategic planning.
Mr Billingsley has been involved in Australian and Chinese assets whilst at ROC and international projects with Marathon in both the UK and Norwegian North Sea, West of Shetlands and Ireland.