Next, he worked for several companies in the newly developed micro-computer industry. For a short period of time, he also served as an Associate with the law firm of Holland & Knight, as well as he was in-house counsel to Walt Disney World. Following his stint at Disney, Dennis set up his own law firm representing Business and Industry in Workers Compensation matters for more than twenty years. It was in 1982 that he first dived into politics and by 2011 he became a member of the House.