Executive Team



The development of Joule Africa’s power projects is led by the company’s UK team, which is based in London. This team offers strategic advice and executive development services for all of the projects that sit beneath the banner of the Joule Africa Group. In-country support and expertise are offered through national Joule Africa offices in both Sierra Leone and Cameroon.

Joule Africa actively seeks out the best local staff and partnerships with which to work when entering a new country. The intention is that consistent business practices and technical skills are transferred, ensuring that all of its developments benefit from a combination of international and local expertise.


Executive Team

Anita Breslin

Interim CEO & CFO

Anita joined the Joule Africa team as Chief Financial Officer in March 2020 with responsibility for Financial and Commercial Operational activities; including Governance, Compliance, Risk and HR.

Anita has worked in the energy industry for over 20 years with BG Group, Shell and Vattenfall, holding senior financial and commercial leadership positions.  Her experience spans all aspects of commercial finance in jurisdictions across the globe from M&A & licence to operate though to commercial operations.  She has a focus on building relationships and teams, with significant experience in governance and assurance.

Anita is an FCA, having qualified with PWC, and holds a Bachelors degree in Applied Economics.

Oystein Lilleland

Chief Technical Officer

Oystein joined the Joule Africa team as Director of Engineering and Operations in April 2020. He has close to 30 years’ experience in the hydropower sector, first 7 years as hydropower consultant, thereafter ~10 years in Hydro and Statkraft respectively holding manging positions in hydropower operations, project development and construction. The later three years Oystein returned to consultancy as Head of Global Markets in Norconsult before joining Joule. Oystein has worked over all parts of the value chain, both managing project development portfolios from M&A and early stage to investment decisions, as well as tendering and construction stages, including site management project completion and operations & maintenance. He has specific strengths in project governance and has worked with international hydropower projects in Africa, Asia, South America and Europe full time since 2004, with basis in Norwegian Hydropower projects the first ~15 years of the career. Oystein hold’s a Master of Science Degree from Norwegian University of Technology and Science (1991) and a Master’s Degree in Management (Project & Strategic Leadership) from Norwegian Business School (2001).

Gareth Firth

Technical Director

Gareth is the Technical Director for Joule Africa’s developments, overseeing all engineering and project management aspects of the Bumbuna and Kpep projects. His responsibilities encompass managing feasibility studies, EPC tender and contracting, and the subsequent construction phases.

Gareth has over 30 years' experience working on infrastructure projects and was a Senior Partner at international management consultancy PA Consulting Group until 2007. At PA, Gareth was a project manager for capital projects of up to £250 million and worked with many of the world’s leading capital project and infrastructure management organisations to improve their performance. Previously, Gareth spent 12 years as a Civil Engineer with designers Halcrow and constructors Nuttall on dams, tunnels, power plants, highways, and harbours in the UK, Africa, and the Middle East.

Gareth’s work has received awards from the Management Consultancies Association. He is a Chartered Civil Engineer and holds a First Class Degree in Engineering from Cambridge University.

Michael Price

Technical Director

Michael advises on the operations aspects of the projects under development, with a specific focus on transmission, interconnection, operations and maintenance.

Previously, Michael served as a Managing Director and board member of China Light and Power, a ~$20bn generation, transmission, and distribution company providing over 20,000 MW of power capacity throughout Asia. At CLP, Michael was responsible for 3,600 staff, annual revenue of $3.2bn, and completion of approximately $660m in capital projects per year. He has managed numerous generation projects, at either a board or operational level, including: the 4,108 MW Castle Peak Power Station (one of the largest coal fired power plants in the world), the 1,968 MW nuclear power plant at Daya Bay (first commercial nuclear facility in mainland China), and the 2,400 MW Guangzhou Pumped Storage Power Station.

Michael is a chartered engineer with a First Class Honours degree in Engineering Science from Oxford University. He also graduated from the Public Utilities Executive Program at Michigan Business School and the Advanced Management Program at Harvard Business School.

Nils Nessioy

Project Director, Cameroon

Nils is overseeing all aspects of the development of the Kpep hydropower project in Cameroon. Nils has extensive African power plant development experience, having previously been Vice President of SN Power’s Agua Imara, where he negotiated share purchase agreements and JV agreements for the acquisition of a majority stake in a power company in Zambia. He was also responsible for negotiating various project agreements including Joint Development Agreements, Power Purchase Agreements and Government Support Agreements.

Nils was previously Chairman of Jacobsen elektro’s Ugandan Power Plant Company, a 50MW HFO plant outside Kampala. Before that, he spent 12 years with Scancem, a subsidiary of Heidelberg Cement, where his roles included Senior Vice President for West Africa and for Southern Africa. 

Nils has been Honorary Consul of the Republic of Niger to Norway since 2002 and was educated at the Norwegian Business School.