Diane O’Connell

Commercial Attorney

Diane is an international business attorney with over seventeen years’ experience in the legal field, both in private practice and as in-house counsel. Diane’s primary practice areas include commercial law, business development, compliance and regulatory matters, tax, contracts, negotiations, arbitration, mediation, and international law and strategy. To date, Diane has worked in the US, UK, and Costa Rica, and has worked with clients globally in cross border transactions. This international experience, coupled with Diane’s previous roles in business development, operations and management, allow Diane to bring unique perspectives to clients.


New York

New Jersey

Connecticut (retired)

Previous employers

PricewaterhouseCoopers LLP

Paul Hastings LLP

Fragomen, Delrey, Bersen & Loewy LLP

New York Mercantile Exchange (NYMEX)

Education and degrees/certificates earned

New York Law School – LLM Financial Services Law

New York Law School – JD

Queens College – ABD Bioremediation

Queens College – BA Biology/Chemistry

Additional Studies (Non-degree)

Advanced Commercial Arbitration – New York State Bar Association 

Advanced Commercial Mediation NYS Unified Court Program 


New York State Bar Association – International Section – Past Chair, Co-Chair Diversity, Equity & Inclusion, Treasurer 

New York International Arbitration Center – Board 

Chartered Institute of Arbitrators (CIArb) – member 

American Arbitration Association – Arbitration Roster  

FINRA – Arbitration Roster 

New York Unified Courts – Mediation Roster 

Languages spoken


Basic conversational Spanish

Practice Areas

  • Commercial
  • Corporate
  • Banking Finance
  • International Law
  • Compliance

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