Services In Which We Specialize

  • Business


  • Litigation


  • Real Estate

    Real Estate

  • Taxation


Are You Here For:

    • Divorce & Family
      Our attorneys have experience in all aspects of divorce and family law.

  • Criminal
    We will fight for your legal and constitutional rights.

Featured Post


Clients and colleagues:

The spreading threat of the 2019 novel coronavirus (COVID-19) throughout Wisconsin, the U.S., and the world has caused heightened anxiety and concerns regarding the public health and potential business disruptions.

Fox, O’Neill & Shannon, S.C.’s primary concern is for the welfare of our clients, our employees, and their families….Read More »


We get great value from Bill. I would always want to work with him. He’s a great attorney and I trust him entirely.

Manufacturing Client
November 10, 2014

FOS is responsive. If we have something on deadline they find a way to help quickly. They are aggressive, and follow through.

Corporate Client

They’re not ‘yes’ people; they will challenge and make sure we’re doing the right thing. They give a 360° review of things and outline the risks and rewards

Marketing Client