Lhoist is a family-owned producer of lime, dolime, and mineral-based solutions, founded in Belgium in 1889 and still privately held. The company operates across more than 20 countries from over 130 sites, employing more than 6,400 people of 70-plus nationalities. It describes itself as a global leader in its category.
Its products underpin a range of industrial and infrastructure processes. Lime and dolime are supplied for use in steel production, water treatment, soil stabilization, flue gas treatment, and emissions control, among other applications. Beyond materials supply, Lhoist provides on-site technical support and process optimization services, keeping teams close to operations to troubleshoot and adapt solutions in the field.
The industries Lhoist serves include:
- Water treatment (clean and drinking water)
- Steel production
- Construction and soil stabilization
- Flue gas treatment and emissions control
- General industrial process support
As a privately held, family-run business of over 130 years, Lhoist operates with stated values of respect, integrity, and courage. Its model combines global scale with locally embedded expertise, with teams expected to build long-term partnerships with industrial clients rather than transactional supply relationships.