< PrevNext > 30. SAP Walldorf, Germany Share 2016 U.S.-Booked Air Volume: $131 millionConsolidated U.S. TMC: BCD TravelEnterprise software giant SAP's travel spending declined amid new restrictions in 2015. Yet, U.S.-booked air spending reversed course and increased in 2016, according to a BTN estimate. Nevertheless, travel and the emissions it generates remains a key focus of SAP. In 2015, the company began charging an internal fee on air travel in nine countries for emission offsets. In 2016, the first full year of the program, that offset resulted in a compensation of 90 kilotons of carbon dioxide equivalent, up from 35 kilotons from the second half of 2015. SAP owns online booking and expense reporting technology provider Concur and in 2016 acquired travel search aggregator Hipmunk. SAP had 84,200 full-time-equivalent employees at the end of 2016, up from 77,000 one year earlier. Revenue increased to €22.1 billion, up about 6 percent from 2015.