
The top 10
10. Lhoist North America (previous ranking: 9th)
9. Summit Materials (previous ranking: 10th)
8. Carmeuse Americas (previous ranking: 8th)
7. Rogers Group (previous ranking: 7th)
6. Cemex USA (previous ranking: 6th)
5. Holcim US (previous ranking: 5th)
4. Heidelberg Materials (previous ranking: 4th)
3. CRH Americas Materials (previous ranking: 3rd)
2. Martin Marietta Materials (previous ranking: 2nd)
1.Vulcan Materials Co. (previous ranking: 1st)
No changes in the top eight as Vulcan is once again the top crushed stone producer in the nation, followed by Martin Marietta (2nd) and CRH America Materials (3rd) rounding out the top three. The only changes in the top 10 are Summit Materials moving up from 10th to 9th and Lhoist North America falling from No. 9 to No. 10.