1. US Army Engineer Research & Development CenterEnvironmental LaboratoryVicksburgMississippiUSA
2. SpecProVicksburgMississippiUSA
3. US Army Engineer Research & Development CenterGeotechnical and Structures LaboratoryVicksburgMississippiUSA
4. NanoEarth: Virginia Tech National Center for Earth and Environmental Nanotechnology InfrastructureBlacksburgVirginiaUSA
5. NanoSafeBlacksburgVirginiaUSA