Erickson Air-Crane Incorporated (Erickson) is engaged in the operation and manufacture of the Erickson S-64 Aircrane (Aircrane), a heavy-lift helicopter. The Company operates in two segments: Aerial Services and Manufacturing / MRO. Aerial Services offers a range of heavy-lift helicopter services through the Company's worldwide fleet, including firefighting, timber harvesting, infrastructure construction, and crewing services. Manufacturing / MRO manufactures Aircranes from existing airframes, manufactures new components on a contract basis, and provides customers with Federal Aviation Administration and European Aviation Safety Agency certified maintenance, and MRO services in the Company's AS9100 certified facility.