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.
At one point, Master Chief is under the command of an ODST. He's ordered into a meeting where he's not allowed to wear his MJOLNIR armor. In that scene, we get an eerie description of how the Chief looks. He had serious eyes, a firm mouth, and a strong jaw.