# Heidelberg Materials increases stake in Akçansa to 79.44%

Heidelberg Materials completed a share transfer on June 18, 2026, increasing its stake in Turkish building materials company Akçansa to 79.44%, becoming the majority shareholder. A new management structure was appointed.

- Type: Acquisition
- Announced: 2026-06-18
- Where: Türkiye
- Status: completed
- Products: building materials, cement
- Sectors: [Construction Materials](https://endata.com/sectors/construction-materials.md)

## Companies

- [Heidelberg Materials](https://endata.com/companies/15605.md) (acquirer)
- [Akçansa](https://endata.com/companies/91462.md) (target)

## Sources

- [cementurk.com.tr](https://cementurk.com.tr/en/heidelberg-materials-becomes-the-majority-shareholder-of-akcansa/), 2026-06-19: "We are at the beginning of a powerful new era of historic significance for Akçansa."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.