Working Dog Winery is a winery located on the border of Robbinsville Township and East Windsor in Mercer County, New Jersey. The vineyard was first planted in 2001 and opened to the public in 2003. The winery was originally known as "Silver Decoy Winery," but the name was changed in 2013. Working Dog has 17 acres of grapes under cultivation and produces 4,000 cases of wine per year.