Senior Táxi Aéreo of Brazil plans to begin operating three AgustaWestland AW139 helicopters in an off-shore transport role beginning in May. It will mark the entrance of the medium-twin, with a passenger capacity of 15, in support of the Brazilian offshore oil and gas market. Senior Táxi Aéreo, based in Rio de Janeiro, operates a fleet of medium-size helicopters and is one of the leading operators in the Brazilian off-shore transport market. More than 210 AW139s have been ordered to date and are in service in off-shore operations in the UK and Dutch sectors of the North Sea as well as in the Gulf of Mexico.