River Stone Reserves Plat & Lot Status, River Stone is a new multi-phase community in Mills River, NC, brought to you by Windsor/Aughtry Company, located close to the Blue Ridge Mountains, the Biltmore Estate, Hendersonville, NC, Asheville, NC and Fletcher, NC. Windsor/Aughtry is a local home builder based in Greenville, SC, providing new homes for the Asheville, Fletcher, and Hendersonville, NC areas.