Guillaume Callewaert
Edf Hpc Director @EDF (UK)
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WORK HISTORY
Edf Hpc Director @EDF (UK)
EDUCATION
HEI - Hautes Etudes d'Ingénieur
Master's degree
HEI - Hautes Etudes d'Ingénieur
Master of Engineering - MEng, Chemical Engineering
University of Leeds
Master's Degree, Chemical Engineering
INSEAD
Master's degree, Business/Managerial Economics
IMD
Finance, General
HEI - Hautes Etudes d'Ingénieur
Engineer's Degree, Chemical and Process Enginnering
SKILLS
ABOUT GUILLAUME CALLEWAERT
Nuclear | Energy | Power Generation | Engineering & ConstructionEngaged executive with 30+ years of international leadership in major infrastructure and nuclear projects, including SMRs and gigawatt-scale generation facilities. Proven success managing full project life cycles—from strategic development and financing to execution, commissioning, and operations. Known for delivering transformation, scaling multicultural teams, and driving P&L performance in complex technical environments.Core CompetenciesProject Development | Nuclear Energy | Executive Leadership | P&L Management | EPC Oversight Engineering & Construction | Operations Management | Business Transformation | Stakeholder EngagementCareer HighlightsDirected development of the first North America’s first SMR Alliance project, reaching construction license and site execution.Board Member overseeing £4bn engineering for Europe\'s largest new nuclear build HPC (3280MW).Led and deliver turbine and BOP development at Hinkley Point C, managing 250-person team across Europe.Repowered a 750MW oil plant into a 930MW CCGT, increasing revenue by 30% and cutting OPEX by 50%.Delivered UK’s 1320MW gas turbine plant from greenfield to full operation.Achieved 25TWh annual output record across four nuclear reactors through lean operations.
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