Find out how to get an arbitrator appointed and the appointment process. Phoenix Arbitration Agreement Dispute Lawyer: Zanes Law has a proven track record of success with decades of experience.Call for a free consultation today. Looking for Phoenix arbitration and mediation services? You must complete the "Claimant" and "Respondent" portions on the front of a Submission Agreement. In the blank spaces provided for the claimants' names, you. Disputes can be settled out of court through arbitration. It can be voluntary or mandatory, depending on the circumstances. To discuss your circumstances with a skilled Arbitration and Mediation attorney in Phoenix, call (480) 327-6650 or contact Weiss Brown online today. Jefferson, 4th floor, CCB, Phoenix, AZ 85003.