Securities and Exchange Commission Chairman Jay Clayton has been busy in recent days filling positions at the agency. Lucas Moskowitz has been named chief of staff, with Sean Memon named deputy chief of staff. Moskowitz served as chief investigative counsel of the U.S. Senate Committee on Banking, Housing, and Urban Affairs, and Memon joined the SEC from Sullivan & Cromwell LLP in Washington, D.C. Meanwhile, Jaime Klima has been named chief counsel to Clayton, and Robert Stebbins has been named general counsel of the agency. Read statements from the SEC on Moskowitz, Memon, Klima, and Stebbins.