Question: What is the name of this American multinational conglomerate company that produces a variety of commercial and consumer products, engineering services, and aerospace systems, where Multics Emacs was written at its Cambridge Information Systems Lab? 
Sentence (from "Multics Emacs"): Multics Emacs was an implementation of the Emacs text editor written in Maclisp by Bernard Greenberg at Honeywell's Cambridge Information Systems Lab.
Relevant evidence: Yes