John P. O'Neill

John P. O'Neill

Real Estate Law
Recognized in Best Attorney USA since 2013

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Reviews

4.5 / 5

37 Reviews

1,054 Profile Views

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Cheryl Mills

Jan 29, 2026

Highly recommend John P. O'Neill for anyone needing expert Real Estate Law help in Massachusetts

Honestly, I can't thank John P. O'Neill enough for everything they've done for me. They really know their stuff when it comes to Real Estate Law and it shows in the results. 10/10 would recommend to a...

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Mitchell Parisian

Jan 29, 2026

Really helpful and compassionate service from everyone at John P. O'Neill's firm

John P. O'Neill has been doing this since Recognized in Best Lawyers since 2013, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my legal...

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Mable Stanton

Jan 29, 2026

Top notch experts in Boston - John P. O'Neill is by far the best lawyer I've ever had

If you need a Real Estate Law lawyer, John P. O'Neill is the one to call. Great job and very responsive team. They kept me in the loop and always had time to explain the details of my case. I felt lik...

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Courtney Ortiz

Jan 29, 2026

Solid work and professional service from John P. O'Neill in Boston for Massachusetts residents

It's hard finding a reliable lawyer these days, but John P. O'Neill in Boston is definitely one of the good ones. Would use them again if needed without hesitation. They are professional, responsive,...

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Alison Hessel

Jan 29, 2026

Professional service and clear communication provided by John P. O'Neill in Boston

I've worked with a few lawyers in Boston over the years, but John P. O'Neill stands out for their honesty and thoroughness. They were clear about the process and kept me updated at all times. I felt c...