| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 06/23/2023 | 06/23/2028 |
| 02 Certified Embankment Technician | 08/25/2021 | 08/25/2026 |
| 03 Certified Asphalt Technician 1 | 03/10/2023 | 03/10/2028 |
| 06 Certified Density Technician | 08/24/2021 | 08/24/2026 |