He then became a founding partner at a new firm, Sterling Cooper Draper Pryce, after he and his superiors left their previous agency in advance of an unwanted acquisition.
The agency later merged with a rival firm, Cutler Gleason & Chaough, to become Sterling Cooper & Partners while pursuing a contract from Chevrolet.
He informs her of Don's death and confesses to his masquerade.
The two form a close bond that continues for many years.
His mother died in labor, and his father was killed from a kick by a spooked horse, an accident a ten-year-old Dick witnessed.
Up to the Season 3 finale, Draper was creative director of Manhattan advertising firm Sterling Cooper.
He is considered a major asset to the company, as he has considerable talent for understanding the desires of others and for effectively pitching and selling ideas.
Because of this, he is occasionally courted by other advertising firms.
It is at this job that he meets his future wife, Betty, a model who does a photo shoot for the company.
He tricks a drunken Roger Sterling into offering him a job at Sterling Cooper, and eventually becomes its Creative Director.
Mac was "with" Abigail's sister and ran the brothel where Dick and his half-brother Adam grew up after leaving the family farm.