Vancouver-based Colligo Networks has appointed Ed Kaczor VP of enterprise sales. He will be responsible for building and executing a worldwide account sales strategy to capitalize on the growing opportunities in the desktop collaboration market. Prior to joining the company Kaczor was previously VP of sales at JustSystems, where he led new business sales of XML-based content creation software and content lifecycle solutions to Fortune 1000 and mid-market companies in North America, Europe, the Middle East and Africa.