Millar Law Firm, LLC’s mission is to sit with you and listen to your concerns.  To internalize and identify with your problem and explain how we can apply our legal expertise, background and experience to your situation to give you both real-world and practical solutions.  All the while providing you with affordable payment arrangements to give you Access to Justice through our FLAT FEE legal services principle.

Our Philosophy

Mr. Millar is a strong advocate of equal shared parenting in Missouri custody cases pursuant to H.B. 1550 (2016) and Morgan v. Morgan, 497 S.W.3d 359 (Mo.App.2016)

AFESP Kickoff, July 18, 2017 – Pictured left to right: Rep. Paul Curtman, State Sen. Andrew Koenig, Rep. Chrissy Sommer, Jeffrey A. J. Millar, Rep. Marsha Haefner, Rep. Cloria Brown and Rep. Kathryn Swan (sponsor of H.B. 1550 (2016))

Mr. Millar has also testified in front of both the Missouri House Judiciary Committee (January 2018) and Missouri Senate Committee on Seniors, Families and Children (May 2018) in support of Equal, Shared Parenting and was also a featured speaker at the Americans for Equal Shared Parenting Inaugural Parenting Conference in Washington D.C. on May 20, 2018.


Your life is too hectic to be constantly worrying about the legal ramifications of “what if I just sign the papers?” Millar Law Firm, LLC is dedicated to solving your legal situation to your complete satisfaction. Whether it’s an emergency order of Adult or Child protection, modification or nasty divorce, we will not rest until your rights are upheld.

That’s why each and every time you call, you will talk to the attorney assigned directly to your case. Our attorneys are available 24/7. Let us worry about your case at 4 am so you don’t have to. Free initial consultation Millar Law Firm, LLC believes in Access to Justice, which is why we have affordable flat rate legal services. See our Flat Fees page for how it works.

Installment payments are also accepted!  With installment payments, typically $1,000 is due at signing if your case is accepted and then $500 each month thereafter until paid in full.

Jeff is licensed in:

  • Missouri and Illinois
  • United States District Court for the Southern District of Illinois
  • United States District Court for the Northern District of Oklahoma
  • United States District Court for the Eastern District of Oklahoma
  • United States Court of Appeals for the 7th Circuit
  • United States Court of Appeals for the 10th Circuit
  • United States Supreme Court


Jeff lives in St. Charles with his son where they enjoy fishing, kayaking and baseball.