Sean A. Hagan

Sean A. Hagan

5.0
Rating: 7.8

Licensed for 11 years

Estate planning Lawyer at Boston, MA
Practice Areas: Estate Planning, Trusts, Probate ... +3 more

4238 Washington Street, Suite B, Boston, MA

About Sean

Biography

Practice Areas

Fees and Rates

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Licenses

Licensed in Massachusetts for 11 years

State: Massachusetts

Acquired: 2014

Active

No misconduct found

Location

Long, Hagan, & Huff-Harris, P.C. (Boston Office)

4238 Washington Street, Suite B, Boston, MA, 02131

Long, Hagan, & Huff-Harris, P.C. (South Shore Office)

99 Derby Street, Hingham, MA, 02043

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Sean A. Hagan's Reviews

Avvo Review Score

5.0 /5.0

42 Client Reviews

Filter Avvo Reviews (42) Refine reviews to match your needs. Use the filters to quickly surface reviews that align with your case or priorities.

Showing 1 - 5 of 14 reviews | Case Results

Posted by Farley | April 07, 2026 | Hired Attorney | Estate Planning

Estate Planning + Trusts

Sean is a highly competent attorney. He help us create a comprehensive estate plan and trust. He and his office are very responsive and thorough in answering all of our questions. I would highly recommend him.

Posted by Kathleen | March 04, 2026 | Hired Attorney | Estate Planning

Estate Planning

It was an absolute pleasure to work with Sean Hagan, Kathryn Martin, and the rest of the team at Long, Hagan, Huff-Harris to develop a comprehensive estate plan including a trust, will, and all the ancillary documents required. They all put my mind at ease that I am in good hands and my final wishes... will be carried out.

Posted by anonymous | August 09, 2024 | Hired Attorney | Estate Planning

Great Estate Planning law firm

Working with LHH-H has made the complicated process of estate planning much easier. They take the time to explain anything we don't understand in an easy and thoughtful way. I am confident the end result is a high quality estate plan.

Posted by Terri | March 21, 2024 | Hired Attorney | Trusts

Awesome experience! Sean was wonderful to work with!

The entire process of setting up my Trust was excellent! Easy to schedule a first appointment that fit my schedule and I received a great understanding of the the next step to set it up. That appointment was very detailed and explained very well and all my questions were answered. I could also reach ...out anytime with any questions or for more info before the signing appointment. This was a great value. Sean Hagan and his team are excellent and I highly recommend them. It was a pleasure.

Posted by anonymous | May 22, 2023 | Hired Attorney | Estate Planning

Professional, clear communicator, and genuine.....

Navigating the topic of estate planning with my parents has been quite a journey. They hold traditional views and initially struggled to comprehend the significance of safeguarding their assets. Fortunately, a trusted friend recommended Sean and his law firm, which turned out to be a tremendous hel...p. I am immensely grateful for their expertise. Despite the challenging discussions and conversations we've had, Sean and Tom developed an estate plan that encapsulates all of my parents' desires while effectively protecting their assets. Although there are still a few details to address, we have made significant progress thus far.

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Sean A. Hagan's Lawyer Endorsements

Endorse Sean
Patrick F. Ross headshot
Patrick Ross

Estate planning lawyer | Jul 22

Relationship: Worked together on matter

"I had an excellent experience working with Sean on a legal matter. From firsthand experience, I found Sean to be knowledgeable about estate planning laws and concepts; personable and professional; low ego and easy to work with; and focused on delivering an exceptional experience for clients. I will gladly recommend him with highest confidence to my clients and contacts who need a Massachusetts attorney."

Christopher Eliot Sawin headshot
Christopher Sawin

Estate planning lawyer | Mar 16

Relationship: Fellow lawyer in community

"I have known Sean for quite some time and he is extremely knowledgeable in all matters of estate planning. No job is too big or small for him to handle. Highly recommended."

Kimberly A. Butler Rainen headshot
Kimberly Rainen

Estate planning lawyer | Jan 18

Relationship: Co-worker

"I had the pleasure of working with Sean as law clerks during law school and have had opportunity to collaborate with Sean in our professional practices since that time. Sean approaches all matters with a seriousness of purpose and takes the time to advise his clients well and with care to ensure their best interests are protected."

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Experience

Rating:  7.8 (Very Good)

Work Experience

2015 - Present

Counsel, Long Knight P.C.

2014 - 2015

Senior Editor, Parker Tax Publishing

2014 - 2015

Law Clerk, Margolis & Bloom

2012 - 2012

Law Clerk, Squillace & Associates, PC

2011 - 2011

Legal Intern, Massachusetts Senate

2009 - 2010

Pro Bono Coordinator, Skadden, Arps, Slate, Meagher & Flom, LLP

2009 - 2010

Legal Assistant, Skadden, Arps, Slate, Meagher & Flom, LLP

Associations

Boston Bar Association

Massachusetts Bar Association

Phi Alpha Delta

Sigma Phi Society

Education

2014

Boston University School of Law

LL.M - Master of Laws

2013

Suffolk University Law School

JD - Juris Doctor

Publications

Languages

English

Avvo Rating

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Avvo Rating Levels
10.0 - 9.0 Superb8.9 - 8.0 Excellent7.9 - 7.0 Very Good6.9 - 6.0 Good5.9 - 5.0 Average4.9 - 4.0 Concern3.9 - 3.0 Caution2.9 - 2.0 Strong Caution1.9 - 1.0 Extreme Caution