The Mars family is atop a tasty empire.They are the heirs of Mars Inc.'s candy throne, which includes Snickers, Mars Bars and Milky Way, Twix and M&M's. The company also has a larger portfolio including PetCare products, drinks and gum.According to the Institute for Policy Studies' "Silver Spoon Oligarchs Report", the century-old company helped the Mars family accumulate a fortune of $94billion. According to the report, America's third-richest family is now, based on Forbes' initial ranking of America's richest clans.The Mars family is a little mystery. They are reticent and avoid the limelight. Insider's Cadie Thomson said that they have been known to keep the company's headquarters "notoriously secret." Andrew Clark, a Guardian reporter, called the headquarters "anonymous".Mars Inc. is trying to get rid of its past secrets, however. In the past few years, Mars Inc. executives and the Mars family have begun to speak out.Here are the facts about Mars Inc.