TIMCO Aviation Services, Inc. is a provider of aviation maintenance, repair and overhaul services (MR&O). The Company sells and provides aircraft MR&O services to commercial passenger airlines and air cargo carriers throughout the world, and offers maintenance and repair services through its eight repair stations licensed by the Federal Aviation Authority (FAA). These services include maintenance, repair and modification services for aircraft, and repair and overhaul services on a wide range of aircraft components, flight control surfaces, aircraft interiors and Pratt & Whitney JT8D engines. In addition, the Company provides modification services for the conversion of passenger aircraft to freighter configuration, as well as aircraft engineering services. The services that the Company offers allow its customers to reduce their costs by outsourcing some or all of their MR&O functions. Aircraft Heavy Maintenance: The Company performs maintenance, repair and modification services on aircraft at its repair stations in Greensboro, North Carolina, Lake City, Florida, and Macon, Georgia. The services the Company offers principally consist of "C" and "D" level maintenance checks and the modification of passenger aircraft to freighter configurations. Each aircraft certified by the FAA is constructed under a "Type Certificate." Anything that is done subsequently to modify the aircraft from its original type design requires the review and approval of the FAA. These modifications are authorized by the issuance of a Supplemental Type Certificate (STC) or an engineering order issued by the airlinenulls engineering department. Typical modification services include reconfiguring of passenger interiors, installing passenger amenities such as telephones and installing crew rest areas. The Company also converts passenger aircraft to freighter configuration. Additional modification services performed may include cockpit reconfiguration to upgrade the avionics systems to current technology and the integration of traffic control and avoidance systems, wind shear detection systems and navigational aids. Component Repair and Overhaul Services. TIMCO Aviation Services provides repair and overhaul services at its FAA-licensed repair stations. Brice Manufacturing and Aircraft Interior Design refurbish aircraft interior components, including passenger and crew seats. TIMCO Engine Center refurbishes JT8D engines. Engineering Services: The Companynulls engineering services group provides integrated aircraft engineering, including aircraft certification, design and approval of modifications to aircraft systems and structures, for customers of its heavy aircraft maintenance operations. It also provides integrated aircraft for airlines, leasing companies and aerospace original equipment manufacturers.