Michael D. Theisen

Michael D. Theisen

Michael D. Theisen




Mr. Theisen focuses his practice on locating and recovering lost inheritances and unclaimed property for people, churches, non-profits, probate estates and several Fortune 500 companies. Additionally, he practices probate and trust administration, estate planning, real estate, and commercial real estate tax appeals.  His experience includes serving in the Office of Strategic Initiatives in the White House. In 2008, Mr Theisen served as the Regional Political Director for the McCain 2008/C.R.P., and served as Field Director for Gov. Schwarzenegger’s re-election campaign.

He is fluent in speaking and writing Spanish.


  • Loyola University, JD
  • University of Illinois, BA, Latin American History & Spanish

Court Admissions

  • State of Illinois
  • United States District Court for the Northern District of Illinois

Leadership, Membership & Honors

  • Illinois Bar