The newest housing in town is being built by GDC , a development company based in Valhalla in Westchester County .
Westchester County /location/location/contains Valhalla
DT JJS NN IN NN VBZ VBG VBN IN NNP , DT NN NN VBN IN NNP IN NNP NNP .
Westchester County
LOCATION
Valhalla
LOCATION
/location/location/contains