| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 01/26/2024 | 01/26/2027 |
| 02 Certified Embankment Technician | 02/01/2024 | 02/01/2027 |
| 06 Certified Density Technician | 04/26/2024 | 04/26/2027 |
| 07 Quality Control Technician | 04/05/2024 | 04/05/2029 |