Spirit Halloween LLC is a seasonal retailer that supplies Halloween decorations, costumes and accessories. It was founded in 1983 and is based in Egg Harbor Township, New Jersey. In 1999, the store had 60 seasonal locations and was purchased by Spencer Gifts.Spirit Halloween LLC is a seasonal retailer that supplies Halloween decorations, costumes and accessories. It was founded in 1983 and is based in Egg Harbor Township, New Jersey. In 1999, the store had 60 seasonal locations and was purchased by Spencer Gifts.