| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 01/30/2026 | 01/30/2029 |
| 02 Certified Embankment Technician | 01/15/2026 | 01/15/2029 |
| 06 Certified Density Technician | 04/03/2026 | 04/03/2029 |
| 07 Quality Control Technician | 04/10/2026 | 04/10/2031 |