Diverse Range of Clients

A team of highly skilled and trusted leaders, which serves a diverse range of local, regional, national and international clients.

Dedicated to Success

Our roots date back to 1932. Our founders, and of those that followed, developed a long history of leadership and success in and out of the courtroom.

Areas of Practice

From corporate law to family law, we offer a full range of legal services to meet the unique needs of our clients.

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Practice Areas

Headline News

Scott C. Sullivan was recently selected for inclusion in the 28th Edition of The Best Lawyers in America© in commercial litigation.

ROCKFORD, IL. (May 3, 2021): Scott C. Sullivan, a partner with WilliamsMcCarthy LLP, […]
Tyler Slack Named Partner; Troy Haggestad Named President ROCKFORD, Ill. (January 13, 2021) […]
Firm recognized by U.S. News and World Report and Best Lawyers© for seventh […]


Our Team