| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 02/14/2022 | 02/28/2027 |
| 02 Certified Embankment Technician | 04/15/2021 | 04/15/2026 |
| 03 Certified Asphalt Technician 1 | 04/07/2023 | 04/07/2028 |
| 06 Certified Density Technician | 04/13/2021 | 04/13/2026 |