Raytheon Company
Defense contractor; merged with UTC. Surviving company exists as a subsidiary of the renamed UTC, company, Raytheon Technologies
Delphi Automotive LLP
Manufactures and markets vehicle components.
Witt O'Brien's
DC-based lobbying and crisis-management consulting firm
RTX
The world's second-largest aerospace-and-defense company
APCO Worldwide
PR and lobbying firm
IBM
Providing hardware, software, and consulting and related services.