Jenny Craig Inc. announced the resignation of...

Jenny Craig Inc. announced the resignation of Albert J. DiMarco as president and chief operating officer, effective immediately. The company said it named Ellen Destray, 42, senior vice president of operations, to succeed as DiMarco as chief operating officer.

No successor was chosen for president.

The Del Mar, Calif.-based company said DiMarco, 51, who was named president and chief operating officer in November, was resigning for personal reasons. Before joining Jenny Craig, he had been chairman and chief executive of Nutri/System Inc.