| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 05/26/2022 | 05/26/2027 |
| 02 Certified Embankment Technician | 04/01/2022 | 04/01/2027 |
| 03 Certified Asphalt Technician 1 | 05/06/2022 | 05/06/2027 |
| 06 Certified Density Technician | 03/31/2022 | 03/31/2027 |
| 07 Quality Control Technician | 05/17/2019 | 05/17/2024 |