According to my research, Penguin Random Hous is Numbe 1 of the Big 5 Publishing Houses as follows: 1-Penguin Random House 2-HarperCollins 3-Simon & Schuster 4-Hachette Book Group 5-Macmillan How Big Is Penguin Random House? To begin with, Penguin Random House is located as New York City’s 77th tallest building, at 1745 Broadway. The Random … Continue reading How Big is Penguin Random House – The #1 Publishing House