Ms. London, 41, was named Centene’s CEO March 22. Her previous roles in the company include vice chairman and senior vice president of technology innovation and modernization. Ms. London was a partner at Optum Ventures before joining Centene.
Health insurer Centene ranked 26th on this year’s Fortune 500 list, released May 23.
The average age of a Fortune 500 company is about 57 years old, according to the report.