Mark B. Helm, a member of the National Academy of Distinguished Neutrals, is a mediator and arbitrator at Phillips ADR, and an arbitrator panelist at the American Arbitration Association.  He has mediated complex disputes up to ten figures in a wide range of areas, including securities and consumer class actions, shareholder derivative actions, domestic and international corporate transactions, mass torts, and many others.  He is a former chair of the committee that writes ethics opinions for the Los Angeles County Bar Association and a former co-managing partner at Munger, Tolles & Olson LLP.  His fuller bio can be found at https://phillipsadr.com/our-team/mark-b-helm/.