Zoltán Lelkes

Having a multifaceted personality, Zoltán is active in many aspects of his profession. After studying chemical engineering and mathematics in Budapest, he completed his PhD in Lyon. As a reader at the Budapest University of Technology and Economics, he worked on different projects with BorsodChem, Dreher and Chinoin. He founded his own company named Optasoft in 2004, which specializes in software development as a solid ICG partner. He has been an ICG consultant since 2012 and loves to solve real business problems.


  • Visualize and analyze problems in complex models
  • Concentrate on organizational and analytical complexity
  • Consideration of personal aspects when facing tough business situations
  • Paying attention to the whole: “inside & outside the skin”

Past Projects

  • Aegon
  • Sanofi
  • Dreher
  • SAB Miller
  • Graboplast
  • TEVA
  • Lufthansa Technik
  • Diego
  • Ibiden

Good to Know

  • He lives in Pusztazámor with his wife and 3 children.
  • He’s just bought land in the countryside, where he wants to plant a wood in order to balance his ecological footprint.
  • His other passion is the truffle: as a pastime, he visits the forests with his trained dog to explore the nature and find truffles.

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