Collins Aerospace Actuation Systems (also known as Goodrich Actuation Systems, formerly known as Simmonds Precision Products) is a company specializing in fault-tolerant flight controls and actuation systems. It focuses on primary and secondary flight controls, engine and nacelle actuation, helicopter main and tail rotor actuation, fly-utility actuation, electronics, and power supplies, etc. The company caters to airlines, businesses, air taxi operators, military forces, and other organizations.