| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 03/20/2026 | 03/20/2029 |
| 02 Certified Embankment Technician | 01/15/2026 | 01/15/2029 |
| 06 Certified Density Technician | 12/19/2024 | 12/19/2027 |
| 07 Quality Control Technician | 09/26/2024 | 09/26/2029 |