 Much of that increase was allocated towards the production of an operational stealth aircraft, the Lockheed F-117A, under the program code name ""Senior Trend"".The decision to produce the F-117A was made on 1 November 1978, and a contract was awarded to Lockheed Advanced Development Projects, popularly known as the Skunk Works, in Burbank, California.The program was led by Ben Rich, with Alan Brown as manager of the project.