Dorothy Thompson


Non-executive Director

In April 2018, Tullow announced the appointment of Dorothy Thompson (58) as independent non-executive Director and Chair-designate of Tullow with effect from the conclusion of the Group’s Annual General Meeting (AGM) on 25 April 2018. Dorothy took over as Chair on 20 July 2018, following the retirement of Tullow's Chairman and Founder, Aidan Heavey.  

Key strengths

Corporate finance, accounting and audit, business development, risk management, executive leadership, public company governance and leadership, investor relations, technology and innovation.


Dorothy brings extensive leadership and governance experience to Tullow developed over a 35-year career in international business. Dorothy most recently spent 12 years as Chief Executive Officer for Drax Group plc, the international power and energy trading company. Before joining Drax, Dorothy was vice president of the global independent power generation company InterGen Services Inc, managing its European business. Dorothy previously worked for PowerGen plc as head of project finance having started her career in development banking with the Commonwealth Development Corporation and the National Development Bank of Botswana, roles that Dorothy gained significant experience in emerging markets in Africa. In addition, Dorothy spent nine years as a non-executive director of Johnson Matthey, a multinational specialist in the supply and innovation of sustainable technologies in the chemical industry, where she served on the Audit, Remuneration and Nominations Committees. Dorothy holds BSc (Hons) and MSc degrees in Economics from the London School of Economics and Political Science and was appointed a Commander of the Order of the British Empire in 2013 for services to the UK electricity industry.

Current external roles

Dorothy is currently a non-executive director of Eaton Corporation plc, an international power management company, where she serves on the Audit and Finance Committees. In addition, Dorothy is a director of the Court of the Bank of England, where she chairs the Audit & Risk Committee, is the Senior Independent Director and serves on the Nominations Committee.