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 many people does a Plenty farm employ? How large are Plenty's farms? Comments 0 comments Article is closed for comments.