Who we are

Our Director General is Jon Conway, an industry veteran with years of international experience from both an airline and ground handler perspective.


Jon also represents our sector is his role as Vice-Chair of the IATA Ground Operations Group, the body tasked with setting industry standards for ground support equipment, IATA Standard Ground Handling Agreement (SGHA), Airside Safety, Load Control & Messaging and IATA Ground Ops Manual (IGOM).


Jon reports to a Board of Directors , comprising senior industry executives. The Board is currently chaired by Ms Sally Leible, President and CEO of Airport Terminal Services (ATS) based in St. Louis, Missouri USA.

Sally Leible heads Airport Terminal Services (ATS), one of the largest independent ground handing businesses in North America. With a workforce of over 4,000 and presence in 46 cities across the US and Canada, Sally has a deep understanding of the various issues that the US and Canadian markets face.


Sally has been active at an industry level and has worked hard to promote the independent ground handler’s cause. She has engaged with Airports Council International, IATA and others. Sally also works closely with our affiliate in the USA, the Airline Service Providers Association (ASPA).

The Airport Services Association (ASA)  |  Baselstrasse 44  |  4125 Riehen  |  Switzerland  |  Email: admin@asaworld.aero