BROOKLYN, N.Y.--(BUSINESS WIRE)--eZ Systems (http://ez.no/), a leading provider of content management software, announced today a 35% growth in their subscription revenue in North America during the first half of 2015. This expansion follows a successful 2014, during which the company reached profitability and set up their global product management and marketing operations in Brooklyn, NY. eZ provides commercial open source software for content management and customer experience management. Th