(current) Emma Frost operates from the Massachusetts Academy, Snow Valley, Massachusetts, (former) Hellfire Club mansion in New York City, a home in the Berkshire Mountains in Massachusetts (near the Massachusetts Academy), and places of residence in vari
Serval Industries, Virginia; formerly X-Factor Investigations Headquarters, Starjammer; Xavier Institute for Higher Learning, Salem Center, Westchester County, New York; Genosha; X-Factor HQ, Washington D.C., Maryland; Mutant Research Center, Muir Island;