About
Alan A. D’Ambrosio is a New York corporate attorney and partner who advises clients on international transactions, disputes, investigations, and technology matters. He focuses on mergers and acquisitions, cross-border corporate transactions, international arbitration, sovereign debt, sovereign investment, and complex information technology matters. He represents multinational corporations, foreign central banks, and sovereign government institutions in the United States and other jurisdictions.
D’Ambrosio earned a J.D. and an LL.M. from New York University School of Law. He previously received a B.S.F.S. summa cum laude from Georgetown University’s School of Foreign Service. His legal and international affairs education supports his analysis of cross-border transactions, regulatory concerns, sovereign interests, and multijurisdictional disputes. His academic training helps him structure agreements and explain complicated international legal and commercial issues.
D’Ambrosio has served as principal counsel to major multinational corporations and governmental entities. He has negotiated and structured complex international business transactions involving multiple legal systems and commercial priorities. He has handled corporate, commercial, sovereign debt, sovereign investment, and information technology matters across several jurisdictions. He has also acted as principal counsel in multijurisdictional litigation and international arbitration proceedings.
Alan A. D’Ambrosio has been recognized as a leading practitioner by Chambers US and other professional organizations. He is admitted in New York and the District of Columbia, as well as several federal appellate and district courts. He serves on boards of philanthropic institutions and private corporations and lectures at the University of Chicago School of Law. He was decorated by the Republic of Italy for professional and philanthropic contributions.
Law Office Affiliations
- Partner, Dunnington Bartholow & Miller LLP
- Member, New York State Bar Association
- Member, District of Columbia Bar Association
Licensed State
- New York
- District of Columbia
Education
- New York University School of Law
Master of Laws (LLM) - New York University School of Law
Juris Doctor (JD) - Georgetown University
BS in Foreign Service, Summa Cum Laude
Awards & Badges


- Corporate & Incorporation
- Mergers & Acquisitions
- Science & Technology
- Arbitration
- Litigation





