Automatic Data Processing, the Roseland, N.J., provider of payroll and other HR services with $10.7 billion in 2011 revenue, named Jan Siegmund CFO. Siegmund, 48, pictured at right, replaces Christopher Reidy, ADP's CFO since 2006, who is leaving the company. Siegmund has served as ADP's chief strategy officer since 2009 and president of its added value services division since 2007. He joined ADP in 1999 as vice president of corporate strategy, and since then also served as corporate vice president of strategic development and senior vice president of strategic development for ADP's brokerage services group. Prior to joining ADP, he worked at McKinsey & Co. for six years.

Visteon, an $8.1 billion automotive supplier in Van Buren Township, Mich., named Jeffrey Stafeil CFO and executive vice president. Stafeil, 42, succeeds Martin Welch, who stepped down in October. Michael Widgren, the company's corporate controller, chief accounting officer and vice president, had served as interim CFO. Stafeil joins Visteon from Dura Automotive Systems, where he had been CEO since 2010 and earlier served as CFO. Prior to joining Dura, Stafeil was CFO at Klöckner Pentaplast Group and Metaldyne. Earlier in his career, he worked at Booz Allen and Hamilton, Peterson Consulting and Ernst & Young.

Owens-Illinois, a $7.4 billion manufacturer of glass containers in Perrysburg, Ohio, named Juan Amezquita treasurer. He succeeds Kay Neel, who left the company. Amezquita, 44, at right, has served as the company's assistant treasurer since 2010. Since joining Owens-Illinois in 2005 as treasurer of O-I Peldar, its joint venture in Colombia, he has worked for the company in Latin America and North America.