Academy Member Inducted 2019

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Rebecca Callahan, Mediator & Arbitrator, Newport Beach, California.

Rebecca Callahan

Callahan Dispute Resolution
5120 Campus Drive
Newport Beach, CA 92660
Tel: (949) 260-8888
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Recognized to California Chapter for Mediation & Arbitration Other ADR Services: ADR Training/CME, Discovery Referee
Video Conferencing
  • Practice Commenced2005
  • # of MEDS (as of 19/7/24)1200
  • # of ARBS (as of 19/7/24)175
Current Practice
Online / In-Person


Rebecca Callahan, Esq. is a full-time attorney neutral working in the fields of commercial arbitration and mediation. She is a member of commercial arbitration and mediation panels of the American Arbitration Association, as well as the large complex case, international (ICDR) and Master Mediator panels. She is a Fellow of the College of Commercial Arbitrators, and a member of the mediation and arbitration panels of the National Academy of Distinguished Neutrals. Rebecca is known for her advance preparation, creative thinking, high energy, and collaborative style, as well as her ability to bring difficult disputes to a close in an efficient, economic, thoughtful and fair manner. She has been appointed as arbitrator in over 150 matters, including numerous three-arbitrator panel appointments. She has served as mediator in over 1,200 matters.

Rebecca’s experience in dispute resolution covers a broad spectrum of industries, subject matters and disputes, including: breach of contract; bankruptcy reorganization; cannabis licensing, business sales and marketing; cryptocurrency investments and exchange transactions; commercial lending; commercial real property leasing and sale; equipment leasing; franchisor/franchisee disputes; intellectual property development, ownership and licensing; insolvency (e.g., preferences, fraudulent transfers and lien priority); purchase and sale of businesses; intra-partner disputes involving accountings, allegations of breach of fiduciary duty, and claims for dissociation and dissolution; financial elder abuse; franchisor-franchisee relations; real property purchase, sale and development; wills and trusts disputes involving trustees versus beneficiaries, and beneficiaries versus beneficiaries; and wills and trusts disputes involving claims of undue influence and will contests.

For a PDF of Ms. Callahan's CV and Case Summaries, please visit her website at

Case Experience

  • Banking & Finance
  • Bankruptcy/Creditors
  • Business Dissolution
  • Commercial/Business
  • Community Associations
  • Consumer Fraud
  • Contract Disputes
  • Elder Abuse
  • Eminent Domain
  • Employment
  • Family Businesses
  • Franchise
  • Health Care
  • Intellectual Property
  • International
  • Landlord/Tenant
  • Partnerships
  • Personal Injury
  • Probate
  • Professional Liability
  • Property Damage
  • Real Estate
  • Shareholder Disputes
  • Title Disputes
  • Torts
  • Trademarks/Patents
  • Trusts / Estates
  • Unfair Competition


  • University of California, Berkeley, J.D.
  • University of Southern California, B.A.
  • Pepperdine University School of Law / Straus Institute, LL.M. in Dispute Resolution

Memberships & Affiliations

  • American Arbitration Association University Section, Faculty Member (2010 to Present)
  • College of Commercial Arbitrators, Fellow
  • Orange County Bar Association
    Director 2014-2016
    ADR Section, Seminar Chair 2013-2015
    ADR Section, Chair 2013
  • National Academy of Distinguishes Neutrals, Arbitration and Mediation Panels
  • Pepperdine University School of Law / Straus Institute, Adjunct Faculty - Arbitration Theory & Practice (2016 to Present) and Mediation Theory & Practice (2010-2016)
  • Peter M. Elliott Inn of Court, Past Presiden

Rates Information


  • $650 per hour for hearing, deliberation and award/order writing
  • $400 per hour for "study" time, which is limited to review/analysis of briefs, pleadings and submitted documents
  • 45-day cancellation fee: $3,500 for each day reserved, capped at $20,000
  • No charge for travel time
  • Trael costs as actually incurred (business rate)


  • Half Day - $4,000 (up to 5 hours)
  • Full Day - $7,000 (up to 10 hours)
  • $700 per hour for extended session time
  • No charge for travel time
  • Travel costs as actually incurred (business rate)


Academy Members Only