Pinnacle Energy Ltd

E&P Consultancy

The Company Directors

Peter Gunn
Peter Gunn


Experienced oil industry finance director and executive with over 35 years professional experience in all aspects of the upstream business. Proven record in management and supervisory roles with both operated and non-operated companies. Wide experience working for N. American, European and British companies with operations in the North Sea, Noth Africa and the Middle East.

Economics and accounting background (BSc(Econ), FCA), with experience in operations accounting, international tax and finance and corporate finance up to board level.

Held positions as Managing Director, Finance Director and Company Secretary since 1989.

Direct responsibility for the negotiation of third party funding for major oil field developments. Responsible for corporate acquisitions and sales and related activity with government/national oil company bodies.



Walter Roberts
Walter Roberts

Senior oil industry lawyer with over 40 years experience in the UK and international business.

Highly relevant academic background (MA (Cantab.) Engineering and Law) and a proven ability to integrate in technical teams. Strong record in Commercial and Legal Management.

Successful principal of the London office of an international law practice since 1996. Non-Executive Director of a number of oil and gas exploration and also service companies.

Experienced Company Secretary and administrator.



Kevin Sylvester

Kevin Sylvester

Senior geological consultant with over 40 years of industry experience who has worked on a broad range of technical and commercial projects world-wide.  Since 1999 worked as a subsurface specialist and project leader for various Pinnacle clients including reservoir characterisation studies, field development plans, reserves determinations, regional exploration and basin studies, M&A evaluations and being an independent expert witness in an international litigation arbitration case in Stockholm.   Recent work flow has been focussed in UK, Europe, FSU, West Africa, North Africa, Guyana, Middle East and Falkland Islands. 


Prior to Pinnacle Energy employment history included working for major and large independent international E&P companies and establishing a number of successful international consultancy businesses. Past positions held included: Senior Development and Exploration Geologist, Development Co-ordinator, Asset Area Manager and Production Development Manager.


Professional accreditation includes MSc Engineering Geology, BSc Geology, AAPG Certified Geologist, UK Oil and Gas Arbritation Club, membership to several professional societies and author and presenter of published papers and work.


Applied expertise in all disciplines related to exploration, appraisal and development projects.  Onshore and offshore well site operations experience including management role as Operator for drilling and well testing campaigns.  A commercial adeptness and the ability to solve difficult problems on a timely basis under strict budgetary controls provided an added strength to past project teams.


Employs a ‘hands-on’ approach and gives leadership and passion to succeed in joint project study groups and multidisciplinary teams.  Knows the importance of and exercises up to date communication skills with well developed business presentation abilities.  Very experienced and comfortable in giving presentations to senior corporate managements, foreign State Oil Companies, joint venture partnership groups, governmental licensing and regulatory agencies, investor group forums and presenting at professional society conferences.


Long career history of travelling and working in multi-cultural environments and providing training and individual mentoring support to State Oil Company employees, E&P companies and corporate advisors.




Rob Wallace

Robert Wallace

Oil industry professional with over 45 years widespread international & North Sea upstream experience with technical, commercial & management skills. Track record of planning and executing complex and expensive projects within tough cost and time constraints using minimal resources.

Geoscience background (Msc Geophysics, Chartered Geologist, Chartered Scientist) with experience of seismic acquisition, processing and interpretation and co-ordination of all aspects of sub surface work. Later experience in all aspects of appraisal, development & production projects, commercial negotiation and corporate issues in the North Sea, Europe, USA, S. America, Asia & Russia.

Experienced supervisor, manager and enthusiastic motivator of people in varied cultural contexts. Good communicator both up and down the organisation structure. Ability to rapidly identify critical issues, develop a plan, presenting results at CEO level.

Positions held include Senior Geophysicist, Asset Manager, and Technical Director. Co-founder of the London Mediterranean, Middle East & African Scout Group and the PESGB Diversity & Inclusion Special Interest Group.