Michael O'Sullivan III

Michael O'Sullivan III

Business Organizations (including LLCs and Partnerships) Commercial Litigation Litigation - Labor and Employment
Recognized in Ones to Watch since 2026

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Reviews

4.6 / 5

33 Reviews

1,058 Profile Views

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Willard Rohan

Jan 27, 2026

Simply amazing representation from Michael O'Sullivan III's office during my recent legal matter

Honestly, I can't thank Michael O'Sullivan III enough for everything they've done for me. They really know their stuff when it comes to Business Organizations (including LLCs and Partnerships) law and...

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Marcus Sauer

Jan 27, 2026

Really helpful and compassionate service from everyone at Michael O'Sullivan III's firm

Just wanted to say a huge thanks to Michael O'Sullivan III and the staff. They really went above and beyond for me and my family during a very difficult legal battle. We couldn't have done it without...

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Shawna Jacobson

Jan 27, 2026

Would recommend Michael O'Sullivan III for sure to anyone in New Haven needing legal help

Michael O'Sullivan III has been doing this since 2026, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my legal matters in Connecticut. Th...

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Clifford Buckridge

Jan 27, 2026

Top notch experts in New Haven - Michael O'Sullivan III is by far the best lawyer I've ever had

Really glad I found Michael O'Sullivan III for my case. They were a huge help and made everything understandable. I was very impressed with their knowledge and how they handled the opposition. If you'...

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Lydia O'Conner

Jan 27, 2026

Professional service and clear communication provided by Michael O'Sullivan III in New Haven

I've worked with a few lawyers in New Haven over the years, but Michael O'Sullivan III stands out for their honesty and thoroughness. They were clear about the process and kept me updated at all times...