| Certification Type | Certified | Expiration |
| 01 Certified Aggregate Technician | 02/24/2020 | 02/24/2025 |
| 02 Certified Embankment Technician | 02/27/2020 | 02/27/2025 |
| 03 Certified Asphalt Technician 1 | 02/26/2020 | 02/26/2025 |
| 06 Certified Density Technician | 02/25/2020 | 02/25/2025 |
| 07 Quality Control Technician | 02/28/2020 | 02/28/2025 |