Vicente Lopez-Ibor Mayor (born 20 March 1959) is former Commissioner of the National Energy Commission and of the National Electric System Commission, of Spain, and a founding partner of Spanish energy law firm, Estudio Juridico Internacional Lopez-Ibor Mayor & Asociados (EJI).
He is chairman of Lightsource BP Ltd, the UK's largest solar energy generator, operating the largest portfolio of commercial scale solar photovoltaic (PV) assets on ground and roof in Britain.
As an academic, he has written numerous scholarly papers about energy security, law, and policy.
He used to be the General Manager of Institutional Relations for Spain's major construction and Infrastructure firm, FCC Group.Mayor has a PhD in Law from Madrid University with the highest qualifications "Cum Laude".