Brian O'Connor

4.4 (36 reviews )

Chicago Illinois United States

Commercial Litigation

Recognized in Ones to Watch since 2026

312-407-0700 Website

About Brian

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

Brian O'Connor is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation.

Brian, who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Commercial Litigation

Awards & Recognition

Recognized: Commercial Litigation

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Reviews

4.4 / 5

36 Reviews

1,032 Profile Views

Jana Towne

Feb 02, 2026

Excellent legal representation provided by Brian O'Connor for my Commercial Litigation law case

Best lawyer for Commercial Litigation law in Chicago. Period. I've seen others, but Brian O'Connor is on another level. They truly care about their clients and work hard to get the best results. I am...

Bryant Herzog

Feb 02, 2026

The absolute best in Chicago for Commercial Litigation law - and I mean that from the bottom of my heart

I was really stressed about my case in Chicago, but Brian O'Connor made everything so smooth and stress-free. Seriously, the best decision I've made lately was hiring them. They handled every detail w...

Carmen Schmeler

Feb 02, 2026

A huge weight off my shoulders thanks to the amazing work of Brian O'Connor

I wasn't sure who to call for my Commercial Litigation law problem, but I'm so glad I went with Brian O'Connor. They really listened to me and understood my situation. It was such a relief to have som...

Max Shanahan

Feb 02, 2026

So glad I called Brian O'Connor to handle my Commercial Litigation law case in Chicago

Everyone at Brian O'Connor's office in Chicago was so nice and helpful. They made a tough situation a lot easier to deal with by being so patient and explaining everything clearly. I never felt like j...

Corey Johns

Feb 02, 2026

Professional service and clear communication provided by Brian O'Connor in Chicago

I appreciate how Brian O'Connor handled my case. No fluff, just straight to the point and very effective representation for my Commercial Litigation law matter. They are obviously very experienced and...