Mark helps financial institutions and other businesses navigate the transactional, regulatory and operations litigation arenas of finance and commercial law to achieve their business objectives.


Mark focuses his banking and financial services practice on financial and commercial law matters. He has strong experience with issues involving payment systems, secured lending and regulatory compliance.

With extensive experience throughout the financial services sector, Mark advises financial institutions and other businesses on payment systems, counsels lenders and borrowers on a wide range of financing techniques; helps financial institutions navigate the ever-changing challenges of regulatory compliance; and guides a wide range of clients on commercial law and Uniform Commercial Code (UCC) matters.


Mark was a member of the Federal Reserve's Faster Payments Task Force and its Rules and Standards Sub-working Group.

He leverages his experience with lending/financing transactions to advise lenders and borrowers on financing techniques including asset-based loans, syndicated loans and securitization transactions.

Mark steers companies offering payment services and consumer credit products through the byzantine maze of regulatory compliance hurdles they face on a daily basis, including preventative planning and resolving disputes with regulators and litigants.

He counsels on commercial law and UCC matters and advises on rights and obligations in connection with commercial law disputes and how to efficiently resolve such disputes.

A recognized leader in banking and financial services, he frequently speaks on these topics at regional and national programs and has authored several topic-related books.

News & Insights

Speaking Engagements

"Check, Wire and ACH Payment Fraud," Directors and Officers Seminar, Missouri Independent Bankers Association, April 2024

“Faster Payments – FedNow – Preparing Your Bank” Bank Legal Risk Management Conference, Missouri Bankers Association, October 2023

“Recent Developments in Electronic Payments Law,” 2023 Faster Payments Seminar, May 2023

"Developments in FinTech," Stinson CLE Webinar, June 9, 2020

Payments and Deposits Recent Developments," Missouri Bankers Association 25th Annual Bank Legal Issues Conference, 2018

"Cash Management Breakout Panel," Midwest Servicing Forum, 2018

"Six Notable Developments in Payments and Bank Deposits," Stinson LLP, 2018

"2018 Legal and Regulatory Update," Heartland Credit Union Association, 2018

"Discussion of Prepaid Fraud Trends and Best Practices for Prevention," PayThink, 2017

"Regulatory & Compliance 101: Navigating the Prepaid Landscape," Network Branded Prepaid Card Association (NBPCA)'s Power of Prepaid Conference, 2017

"Taking Control of Account Takeover," Compliance Online's Banking Summit, 2017

"Impact of Small Dollar Loan Proposal," Missouri Bankers Association 23rd Annual Bank Legal Issues Conference, 2016

"FDIC Guidance on Brokered Deposits," Missouri Bankers Association 23rd Annual Bank Legal Issues Conference, 2016

"FinTech – Embracing the Disruption," Stinson LLP, 2016

"Recent Developments in Banking law and Consumer Financial Services," Stinson Leonard Street LLP, 2015

"IT and Data Security," Missouri Bankers Association 22nd Annual Bank Legal Issues Conference, 2015

"Compliance Testing and Auditing for Prepaid Payments Companies," Network Branded Prepaid Card Association (NBPCA)'s Power of Prepaid Conference, 2015

"Ensuring Compliance with the Increasingly Aggressive State Regulatory and Enforcement Framework Governing Emerging Payment Systems," ACI's 9th National Forum on Emerging Payment Systems, 2015

"Deposit Account Takeover: The Legal Landscape," NACHA Payments Annual Conference, 2014



Selected for inclusion since 2009 in The Best Lawyers in America® for Banking and Finance Law, Corporate Law and Financial Services

Selected as a 2013, 2017, 2021 and 2023 Best Lawyers "Lawyer of the Year" for Financial Services Regulation Law and 2011 "Lawyer of the Year" for Banking

Professional & Civic Activities

Professional & Civic Activities

Kansas City Tomorrow and Kansas City Tomorrow Alumni Association

Drake University Law School Board of Counselors, 2005-2011

The Missouri Bar


  • Missouri, 1991


Drake University, J.D., 1987

Drake University, B.S., 1984

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