| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 11/17/2022 | 11/17/2027 |
| 02 Certified Embankment Technician | 03/17/2023 | 03/17/2028 |
| 06 Certified Density Technician | 03/16/2023 | 03/16/2028 |
| 07 Quality Control Technician | 06/04/2020 | 06/04/2025 |