| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 02/13/2023 | 02/13/2028 |
| 02 Certified Embankment Technician | 02/16/2023 | 02/16/2028 |
| 03 Certified Asphalt Technician 1 | 04/08/2022 | 04/08/2027 |
| 06 Certified Density Technician | 04/12/2022 | 04/12/2027 |