Matthew W. "Matt" O'Neill

Lawrence J. Burnett is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Lawrence J., who practices law in Milwaukee, Wisconsin, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lawrence J. is held by other top lawyers in the same geographic and legal practice area.

Philip R. O'Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Philip R., 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 Philip R. is held by other top lawyers in the same geographic and legal practice area.

John H. Wink is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. John H., who practices law in Milwaukee, Wisconsin, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John H. is held by other top lawyers in the same geographic and legal practice area.

Joseph A. Kromholz is one of the founding shareholders of Ryan Kromholz & Manion, S.C., located in Brookfield, Wisconsin. The firm, which traces its roots back to 1873, was formed in 1998 and practices in all areas of intellectual property law including related litigation. Mr. Kromholz is registered to practice before the United States Patent and Trademark Office and admitted to practice in the United States District Court for the Eastern and Western Districts of Wisconsin and before seve...

Linda Meagher is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance. Linda, 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 Linda is held by other top lawyers in the same geographic and legal practice area.

Kevin J. Kinney has been practicing labor and employment law since his graduation from Marquette University Law School in 1982. Kevin’s practice centers on all matters arising under the National Labor Relations Act, including union organizing and unfair labor practices brought by or against labor organizations, NLRB proceedings, arbitrations and labor audits. He regularly negotiates collective bargaining agreements that address leading issues such as retiree benefits and wage restructur...

Laurie A. Petersen is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Labor Law - Management. Laurie A., 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 Laurie A. is held by other top lawyers in the same geographic and legal practice area.

Jim’s practice focuses on representing privately held businesses and their owners on the wide variety of legal matters that may arise. This includes extensive experience with significant corporate transactions such as purchases and sales of businesses, complex contractual matters, and planning for business succession. In his practice, Jim works with clients across a wide range of industries, including fintech, manufacturing, distribution, and professional services. Jim has a unique pers...

Jason leads O’Neil Cannon’s Corporate Practice Group. He advises and represents individuals, businesses, and banks on a variety of corporate, banking, and business-related issues, including mergers and acquisitions, commercial loan transactions, corporate issues, contract negotiation and preparation, and business entity selection and formation. Jason Assists Clients With Mergers and acquisitions Complex commercial loan transactions for lenders and borrowers Corporate matters, incl...

Robert J. Heath is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Robert J., who practices law in Milwaukee, Wisconsin, has been recognized since 2003. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert J. is held by other top lawyers in the same geographic and legal practice area.