Jeff Armstrong is Managing Director, Opportunistic Credit, at Apollo, where he primarily focuses on investments in the healthcare and building products sectors. Prior to joining Apollo in 2023, Jeff was the Head of Special Situations Research at Credit Suisse in New York where he led a team of analysts covering stressed and distressed investments across credit. Earlier in his career Jeff held roles at investment firms Greywolf Capital Partners and Sun Capital Partners.

Jeff received his BA from Boston College and his MBA from Columbia Business School.