Jack Fenton is the husband of Maddie and the father of Danny and Jazz. He is a ghost hunter and one of the co-owners of Fenton Works. Jack is incompetent at times, even coming off as goofy, clumsy, and obsessed with ghosts. Despite this, he is actually well-meaning and quite smart, capable of building working ghost and ecto machines. He is also protective of his family and jumps at chances for quality bonding. He is a brilliant inventor but can come off as absent-minded. He is a loving and devoted father and husband. Even though his passion for ghost hunting may appear to overshadow everything else, his family is still the most important thing to him.