Mara J. Lahnar

Attorney Profile

Top Rated Banking Attorney in St. Louis, MO

Mickes O'Toole, LLC
 | 12444 Powerscourt Drive, Suite 400
St. Louis, MO 63131
Phone: 314-878-5600
Fax: 314-878-5607
Selected to Rising Stars: 2018
Licensed Since: 2010
Practice Areas:
  • Banking
Attorney Profile

Attorney Mara J. Lahnar is a partner with the Mickes O'Toole, LLC, law firm in St. Louis, Missouri. As the leader of the firm's banking and finance group, Ms. Lahnar primarily represents the rights and interests of financial institutions with their legal matters involving regulatory compliance, loan documentation, contracts, litigation strategies, workouts, foreclosure and loan enforcements, and general counseling. She also has experience with real estate law, estate planning and administration, corporate law and bankruptcy.

Enjoying the challenges of helping clients troubleshoot their problems, she provides exceptional legal counsel in all of her practice areas in order to help her clients resolve their issues or disputes as efficiently as possible. She has earned a reputation for her responsiveness to clients and efficient services.  

A 2007 graduate of the University of Missouri, Ms. Lahnar attended Saint Louis University School of Law, where she obtained her Juris Doctor in 2010. She is licensed to practice in Missouri and Illinois as well as before the U.S. District Courts for the Eastern and Western Districts of Missouri and the Southern District of Illinois.

A consummate professional, Ms. Lahnar is active with the legal counsel section of the Missouri Bankers Association, and she supports her local community as well through her involvement with various civic and charitable organizations.


Practice Areas
Lawyer Practice Area Pie Chart

Banking (100%)


top-imageSelected to Rising Stars for 1 years

Rising Stars: 2018

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About Mara Lahnar

Admitted: 2010, Missouri

Professional Webpage:


  • Rising Star, Missouri Lawyers Weekly, 2016

Bar/Professional Activity:

  • Missouri Bar
  • U.S. Western District of Missouri
  • U.S. Eastern District of Missouri
  • Missouri Bankers Association, Legal Counsel Section, Member
  • Illinois Bar
  • U.S. Southern District of Illinois

Pro bono/Community Service:

  • Chair of the Sandberg Phoenix Charitable Foundation, 2013
  • Big Sister with Big Brother Big Sister

Scholarly Lectures/Writings:

  • Recent Amendments to Regulations X and Z, Missouri Mortgage Bankers Association
  • Recent Amendments to Regulations X and Z, Missouri Bankers Association Legal Issues Conference
  • Garnishments and Levies, Sandberg Phoenix Series
  • Trust Certifications: Who is the Trustee, Missouri Independent Bankers Show-Me Banker
  • Strategic Planning for Compliance in an Uncertain Regulatory Climate, Missouri Independent Bankers Show-Me Banker
  • Monthly case review for trust and probate litigation in Missouri Court Bulletin
  • Planning & Techniques for Making Gifts, Amendment to a Supplement to the Missouri Bar, 2013

Educational Background:

  • University of Missouri, Columbia, Bachelor’s Degree, Honors: Magna Cum Laude
Find Me Online
Office Location for Mara J. Lahnar

12444 Powerscourt Drive
Suite 400
St. Louis, MO 63131

Phone: 314-878-5600

Fax: 314-878-5607

Mara J. Lahnar:

Last Updated: 4/15/2019

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