1. 3M Co.
2. American Sealants
3. BASF SA
4. E. I. du Pont de Nemours and Company
5. GE Sealants & Adhesives
6. H.B Fuller Company
7. Henkel AG & Co. KGaA
8. Hodgson Sealants
9. Premier Building Solutions
10. RPM International Inc.
11. The Dow Chemical Company