hollywood heritage, a private nonprofit preservation organization, began restoration efforts in 1983, and the estate served as their headquarters until may 22, 2009, when control of the property reverted to the los angeles department of recreation and parks. over the first decade, volunteers with the hollywood heritage organization removed several feet of mud from the garden, replanted landscaping, and repainted and refinished the interior woodwork. through their dedicated efforts, the wattles mansion was returned to its original state.