Argentina road

Wärtsilä Energy

Leading the energy transition

Wärtsilä leads the transition towards a 100% renewable energy future. We help our customers in decarbonisation by developing market-leading technologies. These cover future-fuel enabled balancing power plants, hybrid solutions, energy storage and optimisation technology, including the GEMS energy management platform. Wärtsilä Energy’s lifecycle services are designed to increase efficiency, promote reliability and guarantee operational performance.

Our track record comprises 74 GW of power plant capacity and more than 80 energy storage systems delivered to 180 countries around the world.



Towards a 100% renewable energy future

We are in the midst of the transition towards a 100% renewable energy future, a world where homes and businesses are powered in a sustainable way. No one person or company alone can change the world overnight. No single, brilliant move will complete the game. It’s something we all need to do together.

Our proudest numbers

74 GW

of power plant capacity installed.


energy storage installations delivered.

99.1 %

annual reliability for power plants operated by Wärtsilä.

Power system modelling and optimisation

Energy Insights

Article / 10 JAN 2022 6 MIN READ

Five steps to a carbon free future

Imagine the day when we can all safely say that the climate is on the road to recovery. When all electricity is...
  • Energy
  • Energy transition
  • Power system optimisation
Sushil Purohit
Article / 31 DEC 2021 3 MIN READ

Closing 2021 - COP26 reflections on transition to net-zero

As the dust has settled in Glasgow, where global political, business and community...
  • Decarbonisation & future fuels
  • Energy transition
  • Energy
Renewables roundtable
Article / 15 DEC 2021 5 MIN READ

Renewables roundtable

“An energy system based only on renewables will never work because…” When it comes to renewables, it can be easy to jump to...
  • Energy
  • Decarbonisation & future fuels
  • Energy transition

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