Stuart G. Downing is a distinguished partner at Cahill Gordon & Reindel LLP in New York City, where he serves on the firm's Executive Committee. He specializes in representing leading investment banks, commercial banks, and corporations in complex financing transactions, including debt and equity offerings, bank financings, tender offers, and consent solicitations. His practice also encompasses general corporate and securities law matters.

A native of Fairport, New York, Downing earned his Bachelor of Arts in Political Science from Siena College in 1995. During his time at Siena, he was a member of the men's basketball team and received multiple All-Academic honors . He went on to obtain his Juris Doctor from Georgetown University Law Center in 2000.

Admitted to the New York Bar in 2001, Downing has been recognized as a leading finance lawyer by The Legal 500 and IFLR1000. In 2024, he was named a Law360 MVP in the area of Complex Financial Instruments, highlighting his expertise in leveraged finance deals.