# Lhoist combines North American business with Martin Marietta

Lhoist and Martin Marietta Materials announced a definitive agreement to combine Lhoist North America with Martin Marietta. The transaction will make FGI, the Berghmans Family holding, Martin Marietta's largest single shareholder with board representation. Lhoist's businesses in other regions remain family-owned.

- Type: Acquisition
- Announced: 2026-06-29
- Where: United States
- Status: announced
- Products: lime, aggregates, building materials
- Sectors: [Construction Materials](https://endata.com/sectors/construction-materials.md)

## Companies

- [Lhoist Group](https://endata.com/companies/15711.md)
- [Martin Marietta Materials](https://endata.com/companies/25131.md) (partner)
- [Financière de Gestions Internationales (FGI)](https://endata.com/companies/92687.md) (investor)

## Sources

- [lhoist.com](https://www.lhoist.com/en/news-and-stories/news/strategic-combination-of-lhoist-north-america-with-martin-marietta), 2026-06-29: "Lhoist, a global leader in lime, and Martin Marietta Materials Inc. (NYSE: MLM), a member of the S&P 500, today announced a definitive agreement to combine Lhoist North America with Martin Marietta"

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