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 Complex Civil Litigation 
MDL - 2179 Oil Spill by the Oil Rig "Deepwater Horizon"


Joseph ("JoJo") Tann was retained to work with the court appointed neutrals in MDL - 2179 Oil Spill by the Oil Rig "Deepwater Horizon". Serving as liaison counsel to the neutrals, JoJo personally communicated with hundreds of law firms and pro se plaintiffs to help navigate them through the Neutrals Process. Ultimately, the Court-Appointed Neutrals Process reached settlements with some 20,000 claimants. The aggregate amount of these settlements is roughly $5.1 billion.

MDL - 2804 National Prescription Opiate Litigation

JoJo is currently involved in the effort to help stem the United States opioid epidemic. 



JoJo has significant experience in business litigation, formation, negotiation, corporate finance, contracts, operating agreements, partnership agreements, corporate by-laws, corporate governance, corporate social responsibility, mediation, arbitration, mergers, acquisitions, and general business law. 



  Real Estate 


JoJo has more than ten years' experience as a landlord and is well-versed in both common and complex issues faced by commercial and residential property owners. He has helped to form several commercial real estate partnerships and joint ventures. 


   Health Care 


Prior to focusing on the Law Office of Joseph C. Tann, PLLC, JoJo served as general counsel for a national healthcare management firm headquartered in Scottsdale, Arizona. Mr. Tann has national and international healthcare experience.


Please note - Mr. Tann is not accepting new clients at this time

​​​​© 2021 by Law Office of Joseph C. Tann, PLLC Important notice: None of the information contained herein is meant to be legal advice nor does it give rise to an attorney-client relationship. You should not act or fail to act, based upon the information provided here without first seeking legal counsel. An attorney client relationship will only be formed upon us entering into a formal written agreement. Mr. Tann is licensed to practice law in the State of Arizona.

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