HarperCollins Publishers LLC is one of the world's largest publishing companies and is part of the "Big Five" English-language publishing companies, alongside Hachette, Holtzbrinck/Macmillan, Penguin Random House, and Simon & Schuster. The company is headquartered in New York City and is a subsidiary of News Corp. The company name is a combination of several publishing firm names: Harper & Row,an American publishing company acquired in 1987, whose own name was the result of an earlier merger of Harper & Brothers (founded 1817) and Row, Peterson & Company; together with UK publishing company William Collins, Sons (founded 1819), acquired in 1990.