Esterline Technologies Corporation (Esterline) is a manufacturing company serving aerospace and defense customers. The Company designs, manufactures and markets engineered products and systems. It operates in three segments: Avionics & Controls, Sensors & Systems, and Advanced Materials, including thermally engineered components and specialized elastomers and other complex materials, for aerospace and defense markets. Its products are mission-critical equipment, which have been designed into particular military and commercial platforms. It has divested non-core businesses operating as Pressure Systems, Inc., Muirhead Aerospace and Traxsys Input Products Limited. In July 2011, the Company acquired Souriau Group.