In the 1950s the estate became home to the Koinonia Foundation, a predecessor of the Peace Corps, before being bought and restored by Dr. & Mrs. Pomykala in 1985.
Koinonia Partners (formerly Koinonia Farm), an intentional community founded on principles of koinonia
The governor, a staunch supporter of racial segregation, responded by ordering the Georgia Bureau of Investigation to investigate Koinonia's partners and supporters for purported Communist ties.
Koinonia Christian Fellowship is a church in Bloomingdale, Ontario.