Mr. Mannis is a founding partner in the firm of Hersh Mannis LLP.  Mr. Mannis’ life and work spans many facets of the artistic and legal community. With over 40 years of career experience, the impact of his presence in Los Angeles’ entertainment and creative circles is quite profound.  Mannis has represented dozens of professional athletes, entertainers, motion picture & TV executives, including, a Chairman of the Board and Chief Executive Officer of a major motion picture studio, a President of a major studio as well as several individuals on the “Forbes 400,” their spouses or mothers of their children. Mr. Mannis has represented hundreds of actors, directors and prominent entertainment executives and has also represented many well-known artists in Los Angeles, while maintaining unyielding discretion with respect to the privacy of every celebrity and ultra-high net worth client. This has earned him and the firm full-access to the lives and personal affairs of those individuals.

Mr. Mannis and the firm of Hersh Mannis LLP has exceptional expertise in international matrimonial law matters involving cross border wealth protection of the international elite. In 2017 and 2018, the firm of Hersh Mannis LLP was named by Chambers’ Worldwide, among the world’s leading high net worth advisors in their second edition of the Chambers’ High Net Worth Guide. Joseph Mannis and his two firm partners, Neal Raymond Hersh and Adam Philip Lipsic were also each ranked “Leaders in the Field” in the third edition of the Chambers High Net Worth Guide to be published in 2018. The Los Angeles Business Journal also named Mr. Mannis a finalist for their 2018’s HEALTH CARE LEADERSHIP AWARD, for his substantial philanthropic work on behalf of Project Angel Food.

In 2017, The Hollywood Reporter acknowledged him among the top 50 Power Lawyers for his work and innovation on behalf of the entertainment elite, and also in the 2017 Hollywood Reporter Top 20 Legal Troubleshooters list which profiled L.A.’s top attorneys hired by the Hollywood elite in high conflict situations.  In 2016, Mr. Mannis was named in Variety’s Legal Impact Report as one of the top 50 attorneys having a significant legal impact to the entertainment community, and that same year, Hersh was nominated as one of Los Angeles’ Leaders in Law by the esteemed Los Angeles Business Journal. The Los Angeles Business Journal also named Mr. Mannis a finalist for their 2018’s HEALTH CARE LEADERSHIP AWARD, for his substantial philanthropic work on behalf of Project Angel Food. Mr. Mannis and the firm of Hersh Mannis LLP has exceptional expertise in international matrimonial law matters involving cross border wealth protection of the international elite. In 2017 and 2018, the firm of Hersh Mannis LLP was named by Chambers’ Worldwide, among the world’s leading high net worth advisors in their second edition of the Chambers’ High Net Worth Guide. Joseph Mannis and his two firm partners, Neal Raymond Hersh and Adam Philip Lipsic were also each ranked “Leaders in the Field” in the subsequent High Net Worth Guide to be published later in 2018.

Mr. Mannis is also a prolific speaker and in 2016 was honored by the Beverly Hills Bar Association’s Family Law Section as a legend in his field. On two separate occasions in 2016, Mannis was asked to present on the groundbreaking Obergefell Supreme Court (Marriage Equality) ruling and its implications on current and future family law cases.   Not only is Mr. Mannis a sought after speaker at legal symposiums and university settings, but he has also offered his expertise to certified public accountants and attorneys on a broad range of topics ranging from  “High Wage Earners, Celebrity Goodwill”, Beverly Hills Bar Association, “Support on Support”, 48th Annual Family Law Symposium, Los Angeles County Bar Association, “Private Judges”, Beverly Hills Bar Association, “Spousal Support,” Orange County Bar Association, Family Law Section, The Bankruptcy Abuse Prevention and Consumer Protection Act of 2005: The Impact on Family Law”, 31st Annual Family Law Symposium,  “Professional Practice.

His print and broadcast credits include: “Before You Say I DO” Los Angeles Daily Journal – California Law Business E! Entertainment Television, Entertainment Television, “Divorce Hollywood Style” — E! Entertainment Television Commentary on Ron Pearlman/Patricia Duff New York Divorce — Geraldo Live, MSNBC, “Love and Work” — AM News KTLA, Commentary on “How to Marry a Millionaire” Fiasco and Its Implications on California Family Law — Geraldo Live, MSNBC, “The Hollywood Divorce” — M6 Network, France, De Quel Droit, Commentary on Britney Spears/Kevin Federline Divorce — EXTRA, NBC, etc.

As an avid art collector and a Founder of MOCA, The Museum of Contemporary Art, Mr. Mannis is an artist’s advocate and active member of the philanthropic community, serving as Chairman of the Board of Project Angel Food in 2016, among other charitable organizations.