Financial Advisory & ServicesSolomon Partners Announces Key Leadership AppointmentsGlobeNewswireJanuary 20, 2026January 21, 2026 by GlobeNewswireJanuary 20, 2026January 21, 2026033 Investment Bank Names David A. Shiffman Head of Investment Banking Elevates Jeffrey A. Derman to Consumer Retail Co-Head and Promotes 5 Managing Directors Solomon Partners today...