Advanced Consulting Engineers (ACE) is a full service civil engineering firm providing a broad range of Professional Engineering Consultancy Services to the private and governmental institutions. Certifications - DBE/HUB/MBE Disadvantage Business Enterprise (DBE) Texas Unified Certification Program (TUCP). Pre-Certified Texas Department of Transportation, (TxDOT). Historically Underutilized Business (HUB) Texas Building & Procurement Commission (TBPC). Minority Business Enterprise (MBE, Category: MA) City of Austin.