Axalta Coating Systems Ltd. announced that its board of directors has named Robert Bryant Chief Executive Officer on a permanent basis.

DowDuPont announced that Wesley G. Bush, Chairman and CEO of Northrop Grumman, will join the Advisory Committee of its Materials Science Division, and Rajiv L. Gupta, Former Chairman and CEO of Rohm & Haas Co., will join the Advisory Committee of its Specialty Products Division.