Where is Plenty based? Elaine January 04, 2019 22:04 Updated Follow Our HQ is right next to our first farm in South San Francisco, CA. We also have a farm in Laramie, WY. Related articles When was Plenty founded? How many people work at Plenty? Where is Plenty building the next farm? How large are Plenty's farms? How many people does a Plenty farm employ? Comments 0 comments Article is closed for comments.