John Harper III


John Harper III (Jack) is a Shareholder of Messerli & Kramer P.A. His practice focuses primarily on complex business litigation and consulting with business owners and boards of directors. Working on behalf of businesses large and small, Jack counsels clients on a wide range of business issues and disputes such as shareholder derivative claims, disputes among business owners (ie. minority shareholder disputes,) breach of contract, investment fraud, bankruptcy claw back adversary proceedings, officer and director liability, and breach of fiduciary duty claims.

Drawing from over 38 years experience as a business litigator, Jack provides counsel to business owners directors regarding risk management assessment, strategic planning, and fiduciary duty. Jack provides an honest assessment of his client’s legal position, claims, and defenses and devises a strategy and course of action in line with each client’s business objectives and financial resources.


1400 Fifth Street Towers
100 South Fifth Street
Minneapolis , Minnesota , 55402-1217
United States

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