Bloomberg L.P. is a privately held financial software, data, and media company headquartered in Midtown Manhattan, New York City. Bloomberg L.P. was founded by Michael Bloomberg in 1981 with the help of Thomas Secunda, Duncan MacMillan, Charles Zegar, and a 30% ownership investment by Merrill Lynch.
Master Chief Petty Officer John-117, or more commonly known as the Master Chief, is a Spartan-II commando of the UNSC Naval Special Warfare Command who became one of the most important UNSC heroes during the Human-Covenant war.
Whats Master Chief's real name. Master Chief's real name is John. Nobody really knows his what his last name was as when we was acquired for the Spartan II program he was simply John-117. You can read more about John's backstory by reading The Fall of Reach(a better choice) or by reading the Wiki here(a quicker choice)