Leadership Team

Tamás Seregi


Tamás, based in Budapest, has over 25 years’ experience in operating and consulting. Previously Managing Director at Accenture (formerly Schlumberger Business Consulting), he helped to build the business while establishing an excellent reputation with clients, successfully delivering multiple projects for more than 15 major energy companies in CEE and CIS. Prior, he was a Partner and Managing Director at The Boston Consulting Group, where he established and led their now thriving energy practice.

Tamás has lived and worked on four continents. His adventures include expeditions to the Alps, Caucasus, Mount Everest, Arctic and Antarctic.

Career snapshot

  • Delivered multiple successful projects for more than 15 major energy companies in CEE and CIS
  • Developed an operations baseline benchmark unique to CIS extensively used by all major companies
  • Upstream growth strategy for several oil and gas majors based on detailed operational, financial, organisational and cultural assessments, opportunity filtering, risk identification and quantification resulting in approvals of $2-3bn budgets
  • Transformation and reorganisation of a major Russian oil company, resulting in efficient processes, streamlined structure, improved investment screening and decision-making
  • Completed successful pro-bono projects outside the energy industry for well-known non-profit organisations
  • European downstream product strategy for global oil major resulting in an optimised portfolio and operations
  • Strategic structuring of a multi-billion-dollar acquisition, successfully turning around prevailing paradigms for significant value creation and flexible strategic and risk position, well rewarded by capital markets
  • Long-term proactive regulation management including top-level negotiations with government bodies, creating over $1bn value for the energy incumbent


  • Master of Business Administration, Concentrations: Strategy and Finance at the University of Southern California, Marshall School of Business, Los Angeles, California
  • Petroleum Engineer Degree at the University of Veszprem, Hungary
  • Thesis awarded by scientific committee at the University of Veszprem, Hungary