JHA represents large corporations, law firms, and private individuals in complex commercial arbitrations under the rules of the International Chamber of Commerce, the American Arbitration Association, JAMS, and others.
- International arbitration (ICC) between British, Japanese, and American corporations
- International arbitration (ICC) between American and French/German corporations
- U.S. arbitrations (AAA) between U.S. performing rights organization and U.S. television industry
- U.S. arbitrations (AAA) between prominent American corporations