Obin suggests one possibility: A combination of General Electric and Honeywell International . “We have argued in the past (particularly after UTX/Rockwell deal) that the combination of GE/HON would improve the standing of both companies vis-à-vis Boeing (BA) and Airbus (EADSY), both of which are more focused on the aftermarket, as well as larger UTX Aerospace,” Obin writes.
https://www.barrons.com/articles/united-technologies-merger-raytheon-general-electric-51560188754