About

Fox, O’Neill & Shannon, S.C. is a full service law firm confidently serving Wisconsin businesses, corporations, families and estates since 1962.

At Fox, O’Neill & Shannon (FOS), clients receive expert representation and our undivided attention as advocates on their behalf. Our clients trust us to take care of them, both inside and outside of the courtroom. And they sleep easier knowing the unnecessary charges customarily imposed by larger law firms do not apply at FOS.

We understand that, even in the best of times, operating a business, being involved in litigation, experiencing a divorce or losing a loved one can be an unsettling experience. We pride ourselves on developing and maintaining the human connections with clients that are often lost at other firms.

FOS, headquartered in the heart of downtown Milwaukee, provides expert legal services to owners and managers of small and medium-sized business on all aspects of operations and development. At FOS, our experienced attorneys regularly provide counsel on a variety of matters, including contracts, acquisitions, protection of intellectual property, divestitures and succession planning.

Wisconsin businesses, families and individuals trust the FOS litigation team to attain the results they deserve. Our litigants are experienced negotiators who know when tenacity and a hardline approach are necessary in the courtroom. As a result, the firm’s seasoned roster of attorneys maintains an excellent track record in achieving the best possible outcomes for their clients.

For clients seeking tax and estate planning services, FOS employs several attorneys who are also certified public accountants. Their extensive history working with major international accounting firms ensure the needs of Wisconsin businesses and residents are always well-represented.

Divorce and family law matters are sensitive issues, often requiring a steadying hand. Dealing with legal circumstances at home can be among life’s most difficult and challenging situations. Our family law attorneys provide the support and stability often needed during these troubling times. They have a deep understanding of the complexities of family law including of pre- and post-nuptial agreements, legal separations, divorce, spousal maintenance and second marriage estate planning. And the firm offers expert representation in matters of family support and child placement.