Bristow owns a 41.9% economic interest in Líder Aviação, the largest provider of helicopter and corporate aviation services in Brazil. Líder has five primary operating units: helicopter service, maintenance, chartering, ground handling and aircraft sales, and provides commercial SAR and medical evacuation services to the oil and gas industry. Líder’s fleet includes 43 rotor wing and 22 fixed wing aircraft (including owned and managed aircraft). Líder’s management has introduced large helicopters into their operational portfolio allowing them to gain competence and positioning them for the anticipated growth associated with Brazil’s pre-salt fields. Líder also has a vast network of over 20 bases located strategically in Brazil including locations in Macae, Rio de Janiero, Sao Tome, Urucu and Vitória.