Leadership changePrivate Credit06/10/2026
John Zilko joins Octagon after leading Americas investor coverage at Antares
Antares Capital →Octagon announced that John Zilko joined as Head of Investor Solutions and Head of Business Development. He previously served as Managing Director and Head of Americas Investor Coverage at Antares Capital, overseeing institutional sales and client management in the United States, Canada and Latin America. The new role reports to Octagon’s Chief Operating Officer, Douglas McDermott. The October 6 date is the date printed on Octagon’s own announcement; it is not treated as a confirmed last working day at Antares.