DuPont Replaces CEO Amid Struggle to Expand Sales

DuPont de Nemours Inc. said Tuesday that it is bringing back as its chief executive Edward D. Breen, an architect of the megamerger and spinoff that left a smaller industrial-materials maker struggling to generate sales growth.

DuPont said its board had decided to remove Chief Executive Marc Doyle and Chief Financial Officer Jeanmarie Desmond less than a year after they assumed those roles. Mr. Breen, the company’s executive chairman, was named chief executive, and Lori D. Koch, previously head of investor relations, became…