Management Team
![](https://www.netum.fi/wp-content/uploads/2024/11/hallitus-repe-harmanen.jpg)
- CEO, Netum Group Plc (since 2025).
- At Netum since 2021, of which as a Member of the Board in 2021-2025.
- Over 25 years of experience in the IT industry, thereof almost 20 years in leadership positions, e.g. as CEO of Solteq Plc, and business director at Fujitsu Services Finland Oy, Hewlett-Packard Oy and SysOpen Plc. Member of the Board at Teknoware Oy and The Association of Friends of the University Children's Hospitals.
![](https://www.netum.fi/wp-content/uploads/2024/12/johtoryhma-altti-raali.jpg)
- CEO, Netum Ltd (since 2022).
- At Netum since 2021.
- 25 years of experience in the IT industry, thereof 20 years in leadership positions, e.g. Cerion Solutions, DSharp and Nokia. International experience in USA, China and Singapore.
![](https://www.netum.fi/wp-content/uploads/2024/12/johtoryhma-peter-ahlskog.jpg)
- CFO (since 2024).
- At Netum since 2021.
- Over 30 years of experience in the IT industry, thereof more than 20 years in leadership positions, e.g. Ineo, Cerion Solutions.
![](https://www.netum.fi/wp-content/uploads/2024/12/johtoryhma-liina-kangas.jpg)
- Director, HR & Marketing
(since 2017). - At Netum since 2017.
- Previous experience e.g. executive manager for Tampere Tunnetuksi Ry, partner and expert at Ideone Oy.
![](https://www.netum.fi/wp-content/uploads/2024/12/johtoryhma-sami-rantanen.jpg)
- Director, Sales and Accounts (since 2023).
- At Netum since 2023.
- Over 20 years of experience in the IT industry at Digia, Logica, Insta Group and Birdstep Technology.
![](https://www.netum.fi/wp-content/uploads/2024/12/johtoryhma-juha-pekka-leskinen-1.jpg)
- Director, Strategy and Partnerships (since 2022).
- At Netum since 2018.
- Over 30 years of experience in the IT industry, e.g. Parliament of Finland, State Treasury, the Social Insurance Institution of Finland. Chairman of the Board, Optimo Systems Oy.
![](https://www.netum.fi/wp-content/uploads/2024/12/johtoryhma-kimmo-koivisto.jpg)
- Director, IT and Security
(since 2022). - At Netum since 2011.
- Over 20 years of experience in the IT industry, e.g. BHMSec, Insta DefSec.
![](https://www.netum.fi/wp-content/uploads/2024/12/johtoryhma-lauri-stigell.jpg)
- CEO, Studyo Oy (since 2018).
- At Netum since 2023.
- 20 years of experience in planning, implementing and managing IT solutions in the education sector, e.g. Edumate Consulting Oy, Cerion Solutions Oy and CSC – IT Center for Science.
![](https://www.netum.fi/wp-content/uploads/2025/01/johtoryhma-mikko-koistinen.jpg)
- CEO, Buutti Oy (since 2018)
- At Netum since 2023
- Experience in sales and management positions in the IT industry since 2016, e.g. at Verkotan Oy. One of the founders of Buutti Oy.