Region Mobile Menu Trigger Overview Experience Team Insights Filters All titles... Partner Counsel Associate All offices... New York London Brussels Madrid Samantha Zakka Associate Antitrust & Competition Brussels Zifeng Zeng Associate Derivatives & Structured Products London Zoe Zimmermann Associate Finance London William H. Aaronson Partner Mergers & Acquisitions New York Luigi L. De Ghenghi Partner Financial Institutions New York Yasin Keshvargar Partner Capital Markets New York Margaret E. Tahyar Partner Financial Institutions New York Ignacio Villalba Navarro Associate Intern Antitrust & Competition Brussels