Hachette Book Group (HBG) is a
publishing company owned by
Hachette Livre, the largest publishing company in France, and the third largest trade and educational publisher in the world. Hachette Livre is a wholly owned subsidiary of
Lagardère Group. HBG was formed when Hachette Livre purchased the Time Warner Book Group from
Time Warner on March 31, 2006. Its headquarters are in 237 Park Avenue,
Midtown Manhattan,
New York City. Hachette is considered one of the big-five publishing companies, along with
Holtzbrinck/
Macmillan,
Penguin Random House,
HarperCollins, and
Simon & Schuster. Each year HBG publishes around 800 adult books, 200 young adult and children's books and 300 audio books.