1. Trussell Technologies Inc., Oakland, California, USA
2. EOA Inc., Oakland, California, USA
3. Drexel University, Philadelphia, Pennsylvania, USA
4. Metropolitan Water District of Southern California, Los Angeles, California, USA
5. WaltJay Consulting, Spokane, Washington, USA
6. Essential Environmental & Engineering Systems, Huntington Beach, California, USA
7. University of California, Berkeley, California, USA
8. University of Arizona, Maricopa, Arizona, USA