Caterpillar Inc. (CAT) announced today the election of David L. Calhoun and Dennis A. Muilenburg to its Board of Directors.

Calhoun is currently the chief Executive Officer of Nielsen (NLSN), a global provider of measurement and information. Outside of Neilson, he serves on the board of the Boeing Co.(BA) and on the board of Medtronic, Inc. (MDT).  Before joining Neilson in August 2006, Calhoun served as Vice Chairman of General Electric (GE) and was president and chief executive of GE Infrastructure.

"Dave's expertise gained from his Nielsen role will add a fresh perspective to our Board," said Caterpillar chairman and CEO Doug Oberhelman. "He also brings significant manufacturing and high-technology industry expertise as evidenced by his former leadership of GE's aircraft engines and transportation businesses.

Muilenburg is an executive vice president at Boeing and president and CEO of Boeing Defense, Space & Security. He joined Boeing in 1985 and currently serves on its Executive Council.

He also serves on the Association of the United States Army Council of Trustees and the Washington University Board of Trustees, and he is an Associate Fellow of the American Institute of Aeronautics and Astronautics and a Fellow of the Royal Aeronautical Society.

"Dennis' experience with large-scale product development programs and supply chain logistics is certainly welcomed given our plans to add manufacturing capacity around the world," Oberhelman said.