Sheard Aviation Services is led by Thaddeus, an FAA Structures Designated Engineering Representative (DER) with over 25 years in the Aviation industry. We offer a range of DER services including Project Management Certification for Type Certificate (TC), Supplemental (STC), Restricted (RTC), Part Manufacturing Approval (PMA). We can assist with Research and Design, Structural Analysis for Static, Dynamic, Fatigue and Damage Tolerance, Classical Hand Calculations, Finite Element Analysis and CAD design. Our team also provides Major Repair and Alteration services for Part 23,25,27,29, including Repair Specification development.