UMG controls 25.5% of the market share. It is a wholly owned subsidiary of French company Vivendi; Universal Studios, the movie studio, was sold in part to NBC, which itself is part of GE. UMG owns the largest music publishing business in the world, Universal Music Publishing Group, following the acquisition of BMG Music Publishing in May 2007. Vivendi's headquarters are in Paris, France. In the United States, UMG is in Santa Monica, California, and New York City, along with Universal Music Group Nashville; in the UK the group has a number of offices in London and Romford.