Seven companies on the Fortune 500 are over 200 years old. But only one of them has appeared on the list every year since it was first published in 19-55. At two-hundred thirteen-years-old, Colgate-Palmolive lands at number 2-0-2 this year, slipping 18 spots from the year before. For those keeping track, Colgate-Palmolive has a history of bouncing around the Fortune 500. In 19-77, it hit an all-time high of 54 on the list.