Martin Marietta completes combination with Lhoist North America
MLM•Martin Marietta completes Lhoist North America combination
Martin Marietta completed its combination with Lhoist North America on Aug. 21, 2026.
The deal adds a major North American producer of high-calcium lime, dolomitic lime, and industrial minerals.
Management expects updated 2026 revenue and adjusted EBITDA guidance with third-quarter results.
Martin Marietta cited more than 2 billion tons of high-quality limestone reserves tied to the combined footprint.
