• vcard
D 816.395.0620
F 816.817.0247
  • Education
    • J.D., University of Iowa, 1988, with distinction; Journal of Corporation Law, Articles Co-Editor; Phi Delta Phi
    • B.B.A., Iowa State University, 1985, with distinction; Phi Kappa Phi
  • Court Admissions
    • U.S. District Court, Western District of Missouri, 1988
    • U.S. District Court, District of Kansas, 1998
    • U.S. Court of Appeals, Tenth Circuit, 2003
    • U.S. Court of Appeals, Eighth Circuit
    • U.S. Tax Court, 2016
Mark Olthoff looks for solutions. Whether it is help resolving a commercial dispute, responding to a financial services claim, or counseling on a corporate governance issue, Mark’s experience and knowledge guides clients to the best possible result. He has extensive litigation experience with class actions, consumer protection, banking and securities laws, and all manner of business disputes. Mark's national practice includes actions involving FDCPA, RICO, FCRA, TILA and other federal and state statutes.  Mark represents numerous financial institutions and is an author and frequent speaker on subjects such as piercing the corporate veil and legal ethics. He also was appointed member of the Missouri Supreme Court Disciplinary Committee from 2008-2016.
  • Represent orthodontic supply company in class action asserting violations of TCPA and common law claims.
  • Represent large Midwest bank in defending commercial lender liability claims and presenting claims against borrower for nonpayment.
  • Defended officers and directors of community bank against lender liability claims.
  • Represent limited liability companies, owners and officers in class actions seeking actual and statutory damages under FDCPA, RICO and state law claims in numerous federal court venues.
  • Represent owner of business defending class action alleging violation of MMPA, common law.
  • Represent numerous financial institutions and securitized trusts against plaintiffs’ claims alleging violation of federal and Missouri consumer protection and bank acts.
  • Defended investors in partnership interests and low-income housing credits when plaintiffs sued, alleging misrepresentation, breach of fiduciary duty, and violation of the state consumer protection act. Successfully completed the litigation to arbitration and case settlement.
  • Represented technology company and officer in suit claiming breach of fiduciary and breach of contract.
  • Represented technology company sued under TCPA.
  • Represented agricultural technology company in a suit over alleged trade secrets and breach of contract.
  • Represented a major homeowner insurance company that was sued by plaintiffs, alleging discrimination and violations of federal housing acts. Plaintiffs claimed that multiple insurance companies charged rates that discriminated on the basis of race. Successfully defeated class certification.
  • Successfully defended a large financial institution and brokerage house when a medical supply firm sued, alleging antitrust claims and state law causes of action. Plaintiff asserted monopolization and restraint of trade, trade secret act violations, misrepresentation, tortious interference, and breach of contract against various corporations and individuals. All claims dismissed.
  • Successfully defended remaining shareholders in a claim brought by a former co-owner. Plaintiff alleged claims that defendants breached employment and shareholder agreements. Judgment entered for defendants.
  • Obtained $1 million dollar verdict in a commercial real estate lease dispute while defeating misrepresentation counterclaims.
  • Defended a purchaser of business machine monitoring devices and others against the seller, who alleged claims of fraud, tortious interference, breach of contract, and piercing the corporate veil. Verdict for the plaintiff on fraud claim was reversed on appeal, vacated, and judgment entered for defendants.
  • Represent taxpayers in Missouri Administrative Hearing Commission appeals of sales, use and income tax assessments and refund denials.
  • Represent technology company in claims by FTC and private plaintiffs in class action asserting violations of consumer protection laws.
  • Represent utility service company in class action alleging violations of consumer protection laws.