- Empresa : Silvi Concrete Products, Inc.
- Global Warming Potential : 255.743055
- Empresa : Silvi Concrete Products, Inc.
- Global Warming Potential : 254.5881422
- Empresa : Boston Sand & Gravel Company
- Global Warming Potential : 204.201398
- Empresa : Boston Sand & Gravel Company
- Global Warming Potential : 211.4225339
- Empresa : Heidelberg Materials
- Global Warming Potential : 166.9358649
- Empresa : Central Concrete
- Global Warming Potential : 279.998157