Synergia Ranch is an ecovillage founded in 1969 by John P. Allen, the inventor and former Director of Research of Biosphere 2 and Marie Harding, its present manager.
Synergia Ranch operates as a private retreat and workshop center for small groups. It is located in Santa Fe County, New Mexico, 15 miles south of the city of Santa Fe.
Coordinates: 35°29′27.3″N 106°5′45.6″W / 35.490917°N 106.096000°W