Mark Waller, JD

Mark Waller, JD


DePaul University College of Law, JD
University of Wisconsin – Madison, BBS in Finance

Bar Admissions:

State of Illinois Supreme Court
United States District Court – Northern District of Illinois

Mark Waller joined Waller & Co. in 2007 thereby continuing the firm’s tradition and legacy. Mark Waller is a transactional and litigation attorney for Waller & Co.

Mark Waller specializes in a range of legal services, including estate planning, probate, litigation, business law and corporate services.   Mark has assisted and advised clients with estates of all sizes, from $250,000 to $80,000,000; allowing him to develop an understanding of clients’ varying needs and circumstances.  Mark has successfully represented Plaintiffs in personal injury lawsuits against Fortune 100 companies as well as successfully defended individuals and business on the other side of the litigation equation.  Lastly, Mark also works as outside general counsel for businesses in real estate, financial services, retail, entertainment, manufacturing, and more.

Before joining Waller & Co., Mark Waller worked in the legal department of one of the largest diversified utility companies in the world. Prior to practicing law, Mark earned his undergraduate degree in Finance, Investment, and Banking. Shortly after, Mark worked at a New York based financial institution where he provided the company’s clients with investment and financial advice. Mark’s background in finance brings another area of knowledge that is utilized by Waller & Co. and its clients.

Contact Us Today

Contact us today for your legal needs.


  • Juan H. – Owner of Hispanic Grocery Distributor

    It’s a comfortable feeling to know that I have Harvey and Mark on my side. They’ve helped me grow and protect my business for a number of years. I can’t thank them enough!

  • Jeff T. – Real Estate Developer

    I have been a real estate developer and property manager in Chicago for over 30 years. Waller & Co. has helped keep me on top of my tax and corporate legal matters year after year with much satisfaction.

  • Drex – Radio Personality

    It’s good to know that Harvey is there to handle my affairs. Harvey helps me get more sleep at night and allows me to concentrate on what I do best!

  • Wayne B. – Owner of Janitorial Services Company

    Whether its general counsel I seek, or resolving various disputes; Harvey and Mark are always my go to.

  • Ron D. – Owner of Financial and Estate Advisory Firm

    I have been working with Harvey for over a decade and he is one of the few lawyers that I have encountered that possess adequate knowledge of estate and tax planning for me to feel comfortable sending my clients to. Simply stated, I trust Harvey with my clients 100%.

  • Mark P. – Owner of International Commercial Real Estate Investment Firm

    I’ve been with Harvey from the beginning of my career as a trader on the floor to my current ventures in International Real Estate. Harvey has been a much needed helping hand in my career and I couldn’t imagine life without him.


Waller & Co.

30 North LaSalle Street Suite 2040
Chicago, IL 60602