Katherine Mock

Katherine Mock

Katherine joined the Operations Team at Capstone in 2024 as the Executive Assistant to three managing directors at the firm and has also supported Capstone’s CEO, David Barrosse. As of March 2025, she now serves the firm as Operations Associate, assisting the team...
Rosie McCarthy

Rosie McCarthy

Rosie joins Capstone as an Associate on the Special Situations team through the Capstone Associate Program. She recently earned her Master’s in Management from Georgetown University’s McDonough School of Business, a STEM-designated program. Prior to...
Daniel Marsh

Daniel Marsh

Daniel joined Capstone in 2026 as an Associate on the Energy team, where he primarily covers trade policy.  Daniel recently graduated from the University of Michigan, majoring in Economics and Political Science. He got his start at Capstone as a PATHWAY intern,...
Aimée Lister

Aimée Lister

Aimée joined Capstone in 2026 as an Associate on the Energy team. Prior to joining Capstone, she was a UK-US Fulbright Scholar at Georgetown University where she earned an MA in Arab studies with distinction. She also holds a BA in Middle Eastern Studies from...
Jackson Lagos

Jackson Lagos

Jackson joined Capstone in 2026 as an Associate on the TMT team. Jackson graduated from Duke University with a B.A. in Public Policy. Prior to joining Capstone, he worked in government relations at Fox Corporation. Originally from Minneapolis, Minnesota, Jackson now...