Iwona Sierzega – Biography
Last update: March 17, 2026Executive profile
Iwona Sierzega is currently
Managing Director, Generation and Clean Fuel Division at Polenergia - View - Polenergia org chart
Create your alert
to follow the career of Iwona Sierzega.
More about Iwona Sierzega
Do you need to know more about Iwona Sierzega? More results.
Participate
Social media
- Iwona Sierzega on Google News, X (Twitter), LinkedIn, YouTube
- View the pictures of Iwona Sierzega
The colleagues of Iwona Sierzega
Company Colleagues
- At Polenergia, Iwona Sierzega has 10 colleagues including Michal Michalski (President), Adrian Dworzynski (Director)…
Industry Colleagues
- In the Energy industry, Iwona Sierzega has 18,150 colleagues in 932 companies located in 54 countries. 10,147 executive movements have been recorded in the last 12 months. Learn more about Energy.
Report an error
Update the org chart details of Iwona Sierzega.
Get in Touch
Here are a few tips for establishing great contacts.
Through the switchboard, call Polenergia at +48 22... and ask for Iwona Sierzega.
