Nuix has appointed former Dun & Bradstreet executive Ethan Treese as its Chief Executive Officer—Americas. Treese's appointment will allow long-serving executive Dr. Jim Kent to focus on his role as Global Head of Security & Intelligence. Treese takes over the CEO—Americas role from Kent, who remains the company's Global Head of Security & Intelligence. Kent will now be focused on growing the company's Security & Intelligence business worldwide and preparing to launch the Nuix Insight range of cybersecurity products in 2017. Treese is also a Director of the BrightFocus Foundation.