Our people
Nick Zarkas
Based in New York with 25 years of experience in institutional equity sales, Nick most recently held the position of European Equity Sales at Kepler Cheuvreux in New York, where he was a Global Account Manager managing relationships with some of the firm’s largest asset management clients. Previous roles include institutional equity sales positions at Bryan Garnier (now part of Stifel), Euroxx (in Athens, Greece), CA Cheuvreux, Alpha Finance US, and Prudential Securities.
Stelios G. Bairactaris
A seasoned investment banking executive with deep expertise in corporate finance, governance, and strategic growth. As Founder and CEO of Monogram Advisory, Stelios has led complex financial and advisory projects across Europe, particularly in Retail, Energy, and Technology. Previously CEO of Alpha Finance Romania S.A., he brings extensive experience in structuring, capital markets, and cross-border corporate development.
Costas A. Theodorou
An accomplished finance professional with more than 25 years of experience across capital markets, institutional sales, and investment research. At Monogram Advisory, he advises clients on corporate finance and strategic growth. Previously Managing Director (Research and Institutional Sales) at NBG Securities and Head of CA Cheuvreux Greece, he led cross-border teams in Athens, London, and Bucharest, expanded the institutional client base more than threefold, and organized nearly 200 corporate roadshows across Europe and the U.S.
A high-touch, founder-led investor
relations advisory dedicated to creating
lasting value.