The certification(s) for Austin Sillett, ID No. 53156: Certification Type Certified Expiration 01 Certified Aggregate Technician 03/20/2026 03/20/2029 07 Quality Control Technician 05/15/2025 01/26/2028 15 Concrete Strength Testing Technician 05/09/2025 05/09/2030
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