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Tomasz Marciniak

Partner, Warsaw
Brings power-sector and mining companies his expertise in strategic thinking, performance improvement, opportunity capture, and practical implementation

About Tomasz

Tomasz is one of the leaders of our Electric Power & Natural Gas Practice in Central Europe, and a coleader of our work on transmission and distribution across the whole of Europe.

Tomasz serves clients in the power, gas-distribution, and mining sectors. He advises senior leaders on issues including strategy, regulation, renewables development, digitization, smart grid, operational transformation, asset-management optimization, and excavation-planning strategy.

Examples of his recent client projects include the following: 

  • supporting one of the largest power utilities in Central and Eastern Europe with strategy development, including optimizing the power mix and asset portfolio and implementing the master plan
  • advising a European system integrator and manufacturer of electric-power sensors on its smart-grid and network-automation strategy
  • helping a leading German power utility with vendor due diligence, the definition of a value-creation plan, and implementation launch
  • serving a major power and services provider on the design and implementation of its value-creation program, from planning through diagnostics and program design to rollout preparation and performance- management capability transfer
  • working with a large distribution network and system operator to develop a new integrated digital management system for its field operations

In his years with McKinsey, Tomasz has served power- and gas-distribution operators in Belgium, the Czech Republic, Malaysia, Poland, Russia, Singapore, South Africa, Ukraine, and the United Kingdom.

Published work

Digital Challengers in the next normal in Central and Eastern Europe,” McKinsey & Company, October 2020

Central and Eastern Europe needs a new engine for growth, McKinsey & Company, November 2018

How Poland can become a European growth engine, McKinsey & Company, February 2015


University of Lodz
MA, economics and econometrics