Calumet Specialty Products Partners, L.P. announced that Vince Donargo has elected to step down as CFO on December 31, 2023, and he will continue in an advisory role until his retirement at the end of April, 2024. The company also announced that David Lunin will be appointed Chief Financial Officer on January 1, 2024. David has joined as EVP and CFO Designate and will work closely with Vince to facilitate a seamless transition.

David brings over 20 years of finance experience, most recently in various investment banking roles at Goldman Sachs across capital markets and mergers and acquisitions. David spent significant time in the Natural Resources group at Goldman Sachs covering the commodity and specialty chemicals industries. He is a graduate of George Washington University with a Bachelor's degree in Business Administration.

He also holds a Master of Arts in Applied Economics from Johns Hopkins University and a MBA from Columbia Business School.