| Year of Award | Name | Employer |
|---|---|---|
| 2019 | Kaitie Zusy | Black and Veatch |
| 2018 | Ryan Sellman | Carollo |
| 2017 | Phil Gioro | Dudek |
| 2016 | Joe Gregory | Carmel Area Wastewater District |
| 2015 | Kody Tompkins | City of Barstow |
| 2014 | Jackie McCloud | City of Wastonville |
| 2013 | Jennifer Ku | |
| 2012 | Nikki Flores | Big Bear Area Regional Wastewater Authority |
| 2010 | Meg Herston | Fairfield-Suisun Sewer District |
| 2009 | Sandie De Medeiros | |
| 2009 | Fran Smith |