| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 01/18/2023 | 01/18/2028 |
| 02 Certified Embankment Technician | 01/19/2023 | 01/19/2028 |
| 03 Certified Asphalt Technician 1 | 01/17/2023 | 01/17/2028 |
| 06 Certified Density Technician | 01/20/2023 | 01/20/2028 |
| 07 Quality Control Technician | 11/18/2021 | 11/18/2026 |