Mr Arif H. Ali > Dechert LLP > Washington DC, United States > Lawyer Profile

Dechert LLP
United States
Arif H. Ali photo

Work Department

International Arbitration




Arif Hyder Ali is a globally ranked and recognized lawyer with over 30 years of experience in international dispute settlement, including investor-State and international commercial arbitration, state-to-state disputes, and cross-border litigation. He is currently the Co-Chair of Dechert LLP’s International Arbitration and Public International Law Group. He has served as lead trial counsel and arbitrator (sole, party-appointed, presiding) in arbitrations under all the major arbitral regimes and the laws of over 50 civil and common law jurisdictions, as well as Islamic law and public international law. He has also held positions at leading academic institutions (Georgetown University Law Center, University of Dundee’s Centre for Energy, Mineral Law, and Policy) as an adjunct law professor, honorary lecturer and global faculty member. He has worked as a senior lawyer in two international organizations: from 1993 to 1996, he was a Section Chief at the United Nations Compensation Commission, a subsidiary organ of the United Nations Security Council, and from 2000 to 2001, he served as Senior Counsel at the World Intellectual Property Organization Arbitration and Mediation Center.

He has been involved in arbitrations as counsel and arbitrator under the laws of Argentina, Bangladesh, Bahrain, Bolivia, Brazil, Canada, China, Costa Rica, Ecuador, Egypt, El Salvador, France, Guatemala, India, Iraq, Ireland, Japan, Kuwait, Lebanon, Libya, Malaysia, The Netherlands, Nigeria, Oman, Pakistan, Panama, Peru, Russia, Saudi Arabia, South Korea, Switzerland, Turkey, the United Arab Emirates, England and Wales, and several states of the United States (New York, California, District of Columbia, Massachusetts, Texas, Virginia, Maryland).

Mr. Ali’s industry and sector expertise as an advocate and arbitrator includes oil and gas, energy, mining, precious metals, life sciences, telecommunications, hospitality, textiles, retail, among other industries and economic activities.

He has worked on disputes in a broad range of areas, including corruption allegations; mergers and acquisitions; post-acquisition valuations; joint ventures; contracts subject to the UN Convention on the International Sale of Goods and INCOTERMS; intellectual property licensing agreements; foreign direct investment; privatization; the construction, operation and commercialization of thermal, nuclear, and hydro-power plants; oil and gas pipeline construction and concession-related matters; mining and minerals concessions; gas pricing disputes; natural resource exploitation projects and contracts; the development and operation of tourism and hospitality projects; project finance and development agreements; contract stabilization and renegotiation issues; patents and trademarks; internet governance and top-level domains; and information technology-related disputes.

In the field of construction arbitration (civil, industrial, and mechanical), Mr. Ali has worked on disputes involving design and construction; delay; defects; substantial performance; express and implied warranties; change orders; construction sequencing; site selection, suitability, and access; and sub-contractor substitution.


English, Spanish, French, Urdu, Hindi, Bengali, Portuguese


  • Executive Board, Tashkent International Arbitration Centre
  • Users Council, Singapore International Arbitration Centre
  • Executive Council, American Society of International Law


  • Columbia University, B.A., 1986, summa cum laude, Phi Beta Kappa Honors Society
  • New York University School of Law, J.D., 1990, Vanderbilt Medal

Lawyer Rankings

United States > Dispute resolution > International arbitration

(Leading lawyers)

Arif H. AliDechert LLP

Lawyers at Dechert LLP ‘operate in a result-oriented manner by targeting significant and striking points‘, according to clients. With a track record of success in both commercial and investor-state cases, the team acts for a diverse mix of corporate and sovereign clients in arbitral, enforcement and annulment proceedings. Arif H. Ali, who splits his practice between Washington DC and London, co-chairs the global group and has strong recent experience in the energy and natural resources, construction, hospitality, and internet governance spheres, among others. Alexandre de Gramont, who led on several state-side investment-related arbitrations over the past year, and associate David Attanasio are also noted in Washington DC.