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Executive Leadership

Penspen has a world-class reputation for providing independent, best practice advice on developing, managing, and revitalising energy assets across the world. Meet some of our team below.

Leadership

Headshot of Penspen CEO Peter O'Sullivan

Peter O'Sullivan

Chief Executive Officer

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Peter joined Penspen as Chief Executive Officer in September 2013, bringing a strong track record in oil and gas engineering, project management and consultancy. Previously, he spent seven years as Chief Operating Officer at Caithness Petroleum, where he was responsible for the development of its exploration and production assets in the UK, Morocco and the USA. Prior to Caithness Petroleum, Peter spent over nine years as a consultant for clients in the energy industry working for global firms Booz & Co. and Accenture. He began his career as an oil and gas field engineer for Caterpillar (Solar Turbines).
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Graeme Maude

Chief Financial Officer

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Graeme Maude is the CFO at Penspen and joined in 2025, with responsibility over the Finance, Legal and IT support functions. Following his qualification as a Chartered Accountant with Deloitte, Graeme joined Atlas Copco a multinational manufacturing business as Group Financial Controller. He joined the publicly listed brewing and pub business Fullers as Group Financial Controller. After three years in this role, he transitioned into a twenty-five-year career in the recruitment sector. He began as the European CFO for Spherion, a US-listed staffing business, and then took on more operational roles, working in the UK and overseas. This included relocating to Singapore to open offices in the local market and Hong Kong. Graeme left Recruit in 2019 to join Brunel International, a Dutch publicly listed recruitment business specialising in energy and engineering. As COO, he handled operations for the Americas, group strategy design and execution, and oversaw mergers and acquisitions. It was during his time with Brunel that he developed both a knowledge and passion for the energy sector and this is one of key reasons for the attraction to Penspen.
Headshot of Neale Carter, Penspen's EVP for the East Region

Neale Carter

Executive Vice President, Middle East, Africa and Asia Pacific Regions

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Neale joined Penspen in April 2014. He has a strong track record in oil and gas services management, sales, marketing, and operations. Neale spent three years as Head of Global Sales for Weatherford Ltd., where he was responsible for the development of sales capability and performance for all products and services in all operating geographies. Prior to Weatherford, Neale spent over five years in executive management as the CEO of Tendeka and Sensornet. He also spent another four years in sales, marketing, and operations management with Easywell, and Weatherford. He began his career as a Testing field engineer for Schlumberger and has over 32 years of experience in the energy industry.
Headshot of Nigel Curson, Penspen's EVP for Technical Excellence

Nigel Curson

Executive Vice President, Technical Excellence

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Nigel has 30 years of oil and gas consultancy experience. In the mid-80’s he worked in production and drilling offshore in the North Sea. From the mid-80s to late 90s, he undertook various roles with Andrew Palmer and Associates, who specialise in subsea field developments, particularly in the North Sea.
Headshot of Rachel Jordan-Evans, Penspen's EVP for Human Resources

Rachel Jordan-Evans

Executive Vice President, Human Resources

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Rachel joined Penspen in February 2019, firstly as the Director of Human Resources for Corporate Services, before becoming Executive Vice President of Human Resources. She began her career in learning and development at Johnson Controls and progressed to Lead Talent Management for Johnson Controls Global Workplace Solutions business – firstly for EMEA and latterly globally. During this time, Rachel was responsible for the talent management of 21,000 employees across 95 countries. After a successful 17 year career with Johnson Controls, Rachel became the Director of Human Resources for a food manufacturing organisation, serving large food retailers and food service organisations such as McDonalds, ITSU, Sainsburys and Tesco. This enabled her to broaden her existing generalist HR experience and lead an organisation through the challenging planning phase in preparation for Brexit.

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Quality, Health, Safety and Environment (QHSE)

Penspen is a certified member of several internationally recognised organisations across the energy industry, including the British Safety Council, and holds many globally recognised QHSE certificates and accreditations.

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Code of Conduct & Ethics

Our Code of Conduct sets out the standards and legal requirements we expect from our employees, clarifying the ethics and compliance expectations for everyone who works at Penspen.

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Our Regions

Wherever you are, we are. Penspen combines global engineering experience with local project capabilities in over 100+ countries worldwide. Explore our key regions.

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Our Careers

Excellence is at the heart of everything we do and we believe the only way we can achieve this is by working with excellent people who support our values.

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