| Name | ACI Concrete Field Testing Technician,
Grade 1 | ACI Aggregate Testing Technician,
Level 1 | ACI Concrete Strength Testing Technician | ACI Concrete Laboratory Testing Technician,
Level 1 | ACI Aggregate/Soil Base Testing Technician | ACI Cement Physical Testing Technician | ACI Self-Consolidating Concrete Testing Technician |
| Thomas Carr | 10/16/2023 | 10/12/2023 | 10/19/2023 | 10/18/2023 | 10/18/2023 | | |
| Rodgers Coffing | | | | | 10/18/2023 | | |
| Sammy Craig | 10/12/2023 | 11/15/2022 | | | | | |
| Neal Downey | 11/15/2022 | 11/15/2022 | 11/15/2022 | 11/15/2022 | | 02/06/2024 | |
| David Duthu | | | | | | | |
| Chad Gartrell | 11/15/2022 | 11/15/2022 | 07/23/2023 | 07/23/2023 | 10/18/2023 | | |
| Rick Hardy | 10/15/2020 | 02/18/2021 | 06/09/2021 | 06/09/2021 | | | |
| Whittney Harmon | 10/15/2020 | 02/07/2023 | 10/19/2023 | 10/18/2023 | 10/18/2023 | | |
| Kyle Klaus | 11/15/2022 | | | | | | |
| Tim McCaffrey | | | | | | | |
| Jason Morson | | | | | | | |
| Stephen Murrell | 11/15/2022 | | 11/15/2022 | | | | |
| Fred Nichols | | | | | 10/18/2023 | | |
| Monica Ramsey | 11/15/2022 | 11/15/2022 | 11/15/2022 | 11/15/2022 | | 02/06/2024 | |
| Alfreda Thomas | | | | | 10/18/2023 | | |
| Alex Tillotson | 11/15/2022 | 11/15/2022 | 11/15/2022 | 11/15/2022 | 10/18/2023 | | |
| Kirk Walker | 11/15/2022 | 11/15/2022 | 11/15/2022 | 11/15/2022 | | 02/06/2024 | |
| Haley West | | 01/17/2025 | 12/04/2024 | | | | |
| Mike Wielputz | | | | | | | |
| Dan Wilson | | | 11/15/2022 | | | | |
* Dates indicate the expiration date of current certifications.