Eoin Ó Muimhneacháin (Moynihan)

Associate New York City, Albany, Washington, DC

Eoin provides significant expertise with respect to high value commercial dispute resolution, including litigation, arbitration and mediation.

Having practiced law as a New York attorney in Asia, Europe and the Middle East, Eoin has represented large multinational companies, governments and startups in industries including energy, retail, technology, gaming, shipping, aviation, construction, insurance, manufacturing and finance. He focuses his practice primarily on commercial disputes, including labor and employment litigation, arbitration and mediation. He has particularly specialized expertise pertaining to disputes with an international or cross-border element, choice of law and forum disputes, enforcement and vacatur of foreign judgments and awards, commercial arbitration in multiple foreign jurisdictions and jurisdictional challenges. Eoin was appointed a fellow of the Chartered Institute of Arbitrators in 2021.


Education & Admissions

  • New York University School of Law, LL.M., 2010
  • National University of Singapore, LL.M., 2010
  • University College Cork, B.C.L., 2008
Admitted to Practice
  • New York
  • District of Columbia
  • Ireland
  • England and Wales
  • U.S. District Court, District of Columbia
  • U.S. District Court, Eastern, Northern, Southern and Western Districts of New York
  • U.S. Court of Appeals, Second Circuit
  • U.S. Court of Appeals, D.C. Circuit
  • U.S. Court of Appeals, Federal Circuit
  • U.S. Court of Appeals for the Armed Forces
  • U.S. Court of Federal Claims
  • U.S. Navy-Marine Corps Court of Criminal Appeals
  • U.S. Supreme Court
Judicial Clerkships
  • Hon. Victor J. Wolski, U.S. Court of Federal Claims, 2021-2022
  • Irish
  • French
  • Italian
  • Malay


Energy & Resources
  • Represented major regional coal mining company in $37 million insurance claim following a landslide at an Indonesian mine.
  • Advised French facilities management company in dispute with global oil major for failure to pay for services provided to their Singapore oil refinery.
  • Acted for United Arab Emirates (U.A.E.) commodities trader in Singapore International Arbitration Centre (SIAC) arbitration under expedited procedure against Indonesian mining companies for failure to supply coal.
  • Conducted global bilingual contractual standardization project for a major oil company.
  • Advised the Indian government on the U.S. capital markets legal implications of their partial divestments in India’s largest oil & gas company.
  • Advised the Indian government on the U.S. capital markets legal implications of their partial divestments in a power plant construction finance company.
  • Represented a major, multinational corporation in an arbitration to seek an injunction restraining a world-renowned architecture firm from copying the iconic design of the client’s very prominent building in Singapore in another project in China.
  • Acted for a U.A.E. building contractor in an arbitral claim against a property developer for unpaid work carried out in the construction of a luxury hotel in Dubai.
  • Single-handedly managed large claims portfolio for a Middle Eastern construction company, including advising on and preparing all pleadings and correspondence for the company’s arbitrations with various suppliers and subcontractors.
  • Drafted a turnkey contract for the construction of a villa in Tuscany.
  • Acted for investors in financing the construction of a large residential development.
Shipping and Maritime
  • Represented a ship owner in $1.6 million charter-party dispute involving the arrest of a vessel in Singapore.
  • Represented the purchaser of a vessel in the breach of a contract claim against the shipbuilder in a domestic ad hoc arbitration in Singapore.
  • Acted for various ship owners in a wide range of demurrage claims and other charter- party disputes.
  • Acted for a Finnish manufacturer of ship engine parts in a claim for unpaid invoices against a Jordanian shipping company, including preparation to arrest the vessel in Australia.
International/Cross-Border Trade and Agribusiness
  • Acted in various trade disputes for failure to deliver various cargoes of produce, timber, etc., under a variety of rules including SIAC, Hong Kong International Arbitration Centre (HKIAC) and London Court of International Arbitration (LCIA).
  • Acted as tribunal secretary in a Singapore-seated arbitral claim by a Kentucky-registered claimant against an Indian defendant for failure to deliver a cargo of scrap metal.
Manufacturing and Retail
  • Advised a European plastics manufacturer on a claim against a Japanese engineering firm for design of defective plant and machinery.
  • Represented a Malaysian palm oil manufacturer in a $6 million trade dispute with the buyer.
  • Advised the Indian government on the U.S. capital markets legal implications of their partial divestments in a public sector steel manufacturing company.
  • Advised an Indian generator manufacturing company on the U.S. capital markets legal implications of their initial public offering.
  • Advised an Indian jewelry manufacturing and retail company on the U.S. capital markets legal implications of their initial public offering.
  • Prepared contractual negotiation manual for procurement department of a listed multinational corporation (MNC) manufacturer of building materials.
  • Advised on the acquisition of a European retail chain.
Technology, Media and Telecommunications
  • Advised a Singaporean fintech company on a claim against it by a government-linked company in Côte d’Ivoire for failure to adequately implement an IT solution.
  • Advised a Mexican and Canadian film production consortium on an intellectual property claim against an Italian film distributor pursuant to a breach of a licensing agreement.
  • Advised a Singaporean fintech company on an intellectual property claim against a Tunisian telecom company for breach of copyright.
  • Advised a restaurant holding company on a contractual claim against its merchants’ point of sale payment processing technology vendor.
Health Care and Education
  • Acted for the U.A.E. subsidiary of a major U.S. professional services provider in a Dubai International Financial Centre (DIFC)-seated arbitral claim under DIFC-LCIA rules against a major regional health care company for failure to pay for services rendered.
  • Drafted consultancy agreements for a startup bringing medical devices from inception to marketplace.
  • Advised an Indian chain of childcare centers on the U.S. capital markets legal implications of their initial public offering.
  • Advised a major Japanese insurance company on its liability under property all-risk policies following widespread catastrophic flooding in Thailand.
  • Represented major regional coal mining company in $37 million insurance claim following a landslide at an Indonesian mine.
Aviation, Transport and Logistics
  • Prepared a large suite of template contracts for use by the procurement department of a major international airline.

Speaking Engagements

View All
  • Current Economic Development in Upstate New York, Saratoga Economic Development Corporation FAM Tour Luncheon, July 2023
  • “Resolving Disputes Internationally: The Impact of Cultural Diversity,” American Bar Association International Conference, New York, May 2023
  • “Life Cycle of a Litigation Series: State Court v. Federal Court v. Arbitration,” AdvanceU CLE, New York, Jan 2023
  • “Comparative Perspectives on International Arbitration in Ireland and New York,” New York State Bar Association, Law Society of Ireland & Irish-American Bar Association of New York Panel Discussion, Jul 2022
  • “Cultural Considerations in International Arbitration,” American Bar Association Panel Discussion, Jun 2022
  • “When the Deal Goes Sour – Best Practice for Handling M&A Disputes,” American Bar Association Panel Discussion, Mar 2021

Activities & Professional Associations

Present Activities

  • Arbitrator Panel for Trade Disputes Between the European Union and Third Counties
  • Arbitrator Panel for the U.S. District Court for the Eastern District of New York
  • Asian International Arbitration Centre, Arbitrator Panel & Mediator Panel
  • FINRA Panel of Arbitrators
  • Fleet Reserve Association
  • Historical Society of the New York Courts, Young Lawyers Committee
  • Irish Business Organization of New York
  • Irish American Business Network, New York Chapter
  • Irish International Business Network, New York Chapter
  • National Cancer Centre of Singapore, Clinical Ethics Committee Member
  • National University of Singapore Alumni Association
  • National University of Singapore Alumni Mentorship Program
  • New York University Alumni Association
  • New York University School of Law, International Alumni Mentorship Program
  • NYSBA Alternative Dispute Resolution Section Mediation Mentorship Program
  • Singapore International Arbitration Centre, Reserve Arbitrator Panel
  • UCC Law Society Alumni Network
  • University College Cork Alumni Association, New York Chapter
  • U.S. Coast Guard Reserve, Reserve Judge Advocate

Past Activities

  • AIAC Pre-Moot for the Willem C. Vis Moot, Volunteer Arbitrator
  • American Bar Association, Litigation Section and Civil Rights & Social Justice Section
  • Asian Society of International Law
  • Beyond Social Services, Singapore, Volunteer Mentor (for at-risk youth)
  • Buffalo Fenians Gaelic Athletic Association Club
  • Chartered Institute of Arbitrators, DipIArb, 2020
  • Federal Bar Association, Litigation Section, Civil Rights Section and Military & Veterans Law Section
  • Giles S. Rich American Inn of Court
  • The Law Society of Singapore, Associate Member
  • The Law Society of Singapore Pro Bono Services, Joint International Pro Bono Committee Member
  • New York Center for Interpersonal Development, Volunteer Mediator
  • New York State Bar Association, Trial Lawyers Section and Commercial & Federal Litigation Section
  • North American Vexillological Association
  • NYU Marden Moot Court Competition, Volunteer Judge
  • Singapore Armed Forces Volunteer Corps, Volunteer
  • Singapore Gaelic Lions Gaelic Athletic Association Club
  • Singapore Institute of Arbitrators

Professional Associations: International

  • American Foreign Law Association
  • Arbitration Ireland, New York Chapter
  • Asian International Arbitration Centre, Young Practitioners’ Group
  • Associazione Italiana per l’Arbitrato (AIA)-ArbIt-40
  • BVI Arbitration Group
  • CEPANI40 (Belgian Centre for Arbitration and Mediation)
  • Chartered Institute of Arbitrators
    • Fellow, New York Branch & Irish Branch
  • HK45 – Hong Kong International Arbitration Centre
  • International Center for Dispute Resolution, Young & International
  • International Chamber of Commerce, Young Arbitrators Forum
  • International Mediation Institute, Qualified Mediator & Young Mediators’ Initiative
  • London Court of International Arbitration – Young International Arbitrators’ Group
  • Swiss Arbitration Association – Under 40
  • Young Attorneys in Alternative Dispute Resolution – International Institute for Conflict Prevention and Resolution
  • Young Chinese European Arbitration Centre
  • Young Institute for Transnational Arbitration
  • Young International Council for Commercial Arbitration
  • Young Singapore International Arbitration Centre
  • Young Thailand Arbitration Center

Professional Associations: National

  • American Bar Association
    • Dispute Resolution Section, Client Representation Committee, Co-chair
    • International Law Section
  • American Inns of Court
  • Federal Bar Association, 2nd Circuit Chapter
    • Dispute Resolution Section, Secretary
    • International Section, Social Media Chair
  • U.S. Court of Federal Claims Bar Association

Professional Associations: State

  • District of Columbia Bar Association
  • Irish American Bar Association of New York
  • New York State Bar Association
    • Alternative Dispute Resolution Section
    • International Section
  • New York State Dispute Resolution Association

Professional Associations: Local

  • Albany County Bar Association
  • Bar Association of Erie County
    • Federal Practice Committee
  • Charles S. Desmond American Inn of Court

Articles & Publications


  • Author, “A Short Comparative Analysis of Recent Developments in Litigation Funding in Ireland and Singapore,” American Bar Association’s International Dispute Resolution News, Fall 2023
  • Co-Author, “Smarter Tools Inc. (“STI”) v. Chongqing Senci Import & Exp. Trade Co. (“SENCI”), 57 F. 4th 372 (2d Cir. 2023): U.S. Court of Appeals for the Second Circuit Decides that Remand to an Arbitrator for an Amended Reasoned Award was Appropriate,” American Bar Association’s International Law News, Summer 2023
  • Co-Author, “U.S. District Court for District of Columbia Declines to Vacate LCIA Award Against Djibouti: Doraleh Container Terminal v Republic of Djibouti,” American Bar Association’s International Law News, May 2023
  • Author, “ITA Holds First Mining Conference in Toronto,” Global Arbitration Review, April 2023
  • Author, “Procedural Creativity in International Construction Arbitrations: A Comparative Analysis of Institutional Innovations in the United States, Singapore and France,” Construction Law International, Vol 17 No 1, March 2022
  • Author, “Brexit: A Call for the Establishment of an Irish International Arbitration Institute Drawing on Lessons from Singapore,” American Review of International Arbitration, Vol. XXXI, No. 4, Summer 2021
  • Author, “Comparative Perspectives on Mediation in New York and Singapore – Lessons for Court-administered ADR Services,” Singapore Law Gazette, April 2021
  • Author, “The Perils of Shotgun Pleadings: The Case for the Focused over the Scattershot Approach,” Practice Points, American Bar Association Litigation Section, January 2021
  • Author, “Party Appointment of Arbitrators: A Recipe for Cronyism and Corruption?,” Arbitration and Corporate Law Review, December 2020