Plymouth Colony was a British colony in Massachusetts in the 17th century and was the first permanent colony in Massachusetts. The following are some facts about Plymouth Colony: Who Founded Plymouth Colony? Plymouth colony was founded by the Plymouth Company during the Great Puritan Migration. The Plymouth Company was a joint stock company founded in 1606 by King James I with the goal of establishing settlements along the east coast of North America. Who Settled Plymouth Colony? The Plymouth Company, which consisted of 70 investors, had an agreement with the settlers of the Plymouth Colony, the pilgrims, promising to finance their trip to North America and in return the settlers would repay the company from profits made by harvesting supplies, such as timber, fur and fish, which were then sent back to England to be sold. Most of the pilgrims were from farming communities in Yorkshire, England but moved to Leiden, Holland in 1607 seeking religious freedom. They found the religious