About

Matthew J. Rossiter focuses his practice on fiduciary litigation, civil litigation, estate planning and probate administration, including will and trust contests. He has tried cases throughout Missouri, representing individual trustees, banks, beneficiaries, personal representatives, and claimants in all areas of estate and trust administration. He has represented business owners and individuals in a diverse range of civil litigation matters.

From 2014 to 2018 Matt has been named one of the top 50 lawyers in St. Louis by Missouri & Kansas Super Lawyers Magazine.

In 2011, Matt was elected by lawyers in St. Louis County to serve a six year term on the Twenty-First Circuit Judicial Commission.

In 2005, Matt received the Outstanding Young Lawyer Award from the St. Louis County Bar Association. He has argued before the Missouri Court of Appeals and the United States Court of Appeals for the Eighth Circuit. He is a frequent speaker at seminars on fiduciary litigation. Matt is a member of the Steering Committee for the BAMSL Probate and Trust Section and is a past chair of that section. He is a founder of the annual Fiduciary Litigation Seminar sponsored by BAMSL, and has presented or moderated since 2006. Matt has been published in The St. Louis Bar Journal (Representing Claimants in Probate Estates: Bad Things Can Happen to Good Lawyers. Fall, 2003). In addition, he is a member of the Lawyers Association of St. Louis, the St. Louis County Bar Association and the Illinois State Bar.

Matt received his undergraduate degree in business administration/finance from Marquette University in Wisconsin, and his law degree from Saint Louis University School of Law. Matt lives in Richmond Heights with his wife Maia and their four children.

Bar Admissions:

  • Missouri, 1994
  • Illinois, 1995
  • United States District Court, Eastern District of Missouri, 1994

Education :

  • Saint Louis University School of Law, St. Louis, Missouri, 1994
  • Marquette University, Milwaukee, Wisconsin, 1990 B.S., B.A., Finance

Awards:

  • Super Lawyer, Missouri & Kansas Super Lawyers Magazine, 2014, 2015, 2016, 2017, 2018
  • Outstanding Young Lawyer, St. Louis County Bar Association, 2005
  • Recipient, E.A. Mellinger Foundation Scholarship, 1986-1990, 1991-1994

Publication:

  • The St. Louis Bar Journal, Spring 2016: Burdens of Proof in Missouri Estate and Trust Litigation
  • The St. Louis Bar Journal, Fall 2003: Representing Claimants in Probate Estates: Bad Things Can Happen to Good Lawyers

    Seminar Speaker:

    • 2017 - Fiduciary Litigation (Moderator), Bar Association of Metropolitan St. Louis
    • 2016 - Diversity and the Non-Partisan Court Plan, Bar Association of Metropolitan St. Louis
    • 2016 - How To Be A Judge, The Women Lawyers' Association of Greater St. Louis
    • 2015 - Recent and Pending Legislative Initiatives in Trusts and Estates; Case Law Developments, Bar Association of Metropolitan St. Louis
    • 2015 - Update on the Law - Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2014 - The Lawyer's Estate Plan File in Litigation, Bar Association of Metropolitan St. Louis
    • 2013 - Terminating Trusts and Making Final Distribution Without Getting Sued Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2012 - Update on the Law – Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2011 - Update on the Law – Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2010 - Update on the Law – Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2009 - Update on the Law – Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2008 - Update on the Law – Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2007 - Update on the Law – Fiduciary Litigation, Bar Association of Metropolitan St. Louis
    • 2006 - Fiduciary Litigation (Moderator), Bar Association of Metropolitan St. Louis
    • 2005 - Last Minute Estate Planning, Bar Association of Metropolitan St. Louis
    • 2003 - Choice of Document: Trust or Will, Bar Association of Metropolitan St. Louis
    • 2002 - Representing Personal Representatives and Conservators, The Missouri Bar
    • 2002 - Administering the Guardianship and Conservatorship Estate, St. Louis County Bar Association
    • 2001 - Probate for the Living, St. Louis County Bar Association
    • 2000 - Liens in Personal Injury Cases (Moderator), Bar Association of Metropolitan St. Louis/Lawyers Association of St. Louis
    • UMKC Annual Law Update - Probate and Trust - 2002, 2001, 2000, 1999, 1998

        Professional Associations, Memberships and Pro Bono Activities:

        Twenty-First Circuit Judicial Commission

        • Commissioner, 2011-2017

        Bar Association of Metropolitan St. Louis

        • Probate and Trust Steering Committee, Current Member (Chair 2006)

        Almost Home, Inc.

        • Board of Directors
        top-50-attorney
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