Andrew J. "Andy" Guzikowski

Grant Killoran is a shareholder at O’Neil Cannon and the Past Chair of its Litigation Practice Group. He has significant and diverse trial experience representing clients in Wisconsin State and Federal Courts, and courts around the country, focusing on complex business, health care and employment law disputes. Grant also devotes a portion of his practice to arts and entertainment law, with an emphasis on the music industry. Grant is listed in The Best Lawyers in America® in the prac...

Julie Malloy is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Corporate Law. Julie, who practices law in Milwaukee, Wisconsin, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie is held by other top lawyers in the same geographic and legal practice area.

Joseph Gumina is a shareholder at O’Neil Cannon and the Past Chair of O’Neil Cannon’s Labor & Employment Practice Group. Joe is licensed to practice law in the states of Illinois and Wisconsin. Joe has extensive experience representing management in a vast array of employment matters ranging from traditional labor matters involving labor negotiations and unfair labor practice charges to helping employers navigate the complexities of state and federal fair employment laws...

William R. Cummings is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. William R., who practices law in Milwaukee, Wisconsin, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William R. is held by other top lawyers in the same geographic and legal practice area.

Jane C. Schlicht is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Jane C., who practices law in Milwaukee, Wisconsin, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jane C. is held by other top lawyers in the same geographic and legal practice area.

Tom Phillips focuses his practice on taxation and provides tax analysis, advice, and tax opinions to publicly traded and closely-held business entities. He has more than 40 years of experience representing clients in and structuring and implementing tax-free reorganizations and mergers, spinoffs, cross-border transactions, taxable asset and stock purchase transactions and partnership transactions. That experience also includes representing private placement investments in limited partnerships...

Jacob S. Sosnay is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law, Litigation - Insurance and Personal Injury Litigation - Defendants. Jacob S., who practices law in Milwaukee, Wisconsin, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jacob S. is held by other top lawyers in the same geographic and legal practice area.

Zachary J. Davis is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance and Product Liability Litigation - Defendants. Zachary J., who practices law in Milwaukee, Wisconsin, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Zachary J. is held by other top lawyers in the same geographic and legal practice area.

Although he was born, raised, and offices in southeastern Wisconsin, Tim Trecek has earned a national reputation as a successful plaintiff’s trial lawyer. Mr. Trecek’s successes have been so noteworthy that they have been chronicled in papers throughout the United States. Mr. Trecek’s notable cases have been reported in the Boston Globe, the Washington Post, the Fort Worth Star Telegram, the Minneapolis Star Tribune, the San Francisco Chronicle and dozens of other publicatio...

Bruce T. Block is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. Bruce T., who practices law in Milwaukee, Wisconsin, has been recognized since 1993. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Bruce T. is held by other top lawyers in the same geographic and legal practice area.