Mr. Yesterday

Mr. Yesterday is a character mentioned in Dead Money.

Background
He was head of the construction of the Sierra Madre villa. Mr. Yesterday made sure that the villa was built poorly so he could collect more money from Sinclair. The builders he worked with knew about his actions, so Dean Domino came in and gave the builders chems and alcohol so they wouldn't talk, in exchange Dean received some of Mr. Yesterday's cut for the villa.

Appearances
Mr. Yesterday is mentioned only in the Fallout: New Vegas add-on Dead Money.