Portland Maine Office Space has private offices for lease in the heart of the Old Port. Our executive office rentals can be leased in groups or individually & range in size from 111 SF to 5278+ SF. Our downtown office building has a flexible floor plan & build to suit is available. Our office spaces have covered parking available & we’re located minutes away from Portland’s hottest restaurants. These water front office space rentals are available immediately. Call us & set up a tour!