AT-One started as an European Economic Interest Group (EEIG) in 2004, shared by the DLR and NLR and essentially comprising the DLR Institute of Flight Guidance and the NLR Aerospace Operations Division.

AT-One Consortium

In 2015 the AT-One Consortium was founded in addition to the EEIG, including further institutes of DLR and divisions of NLR as well as an associate partner. The AT-One Consortium participates as a member in SESAR 2020 since 2016.