Jay Clayton, former chairman of the Securities and Exchange Commission, will be returning to Sullivan & Cromwell as senior policy advisor and of counsel in the firm’s New York office, the law firm has announced.

Clayton spent his entire private-sector career at Sullivan & Cromwell before heading up the SEC in May 2017. During Clayton’s tenure, which he concluded in December 2020, the SEC brought over 2,800 enforcement actions; obtained over $15 billion in financial remedies; returned approximately $3.5 billion to harmed investors; and paid awards of over $580 million to whistleblowers, among many more accomplishments.

In addition to rejoining Sullivan & Cromwell, Clayton also will also return to his role as an adjunct professor at the University of Pennsylvania Carey Law School and has been appointed as lead independent director of Apollo Global Management.