TROY, Mich.–(BUSINESS WIRE)–Horizon Global Corporation (NYSE: HZN), the world’s leading manufacturer of branded towing and trailering equipment, today announced the appointment of David A. Roberts and Maximiliane C. (Max) Straub to serve on its Board of Directors. Roberts and Straub will serve on the Board’s Audit, Compensation and Corporate Governance and Nominating Committees. Roberts is currently chair, and formerly the chief executive officer of Carlisle Companies, a diversified manufactu