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Mark J. Keller - Member in Jamaica, NY

Mark J. Keller

I graduated from St. John's University School of Law, earning my Juris Doctor in 1992. Prior to that, I attended the State University of New York, College at Fredonia graduating with a Bachelor of Science in Business Administration & Financ...... Show More
Location & Business Hours
Business Hours
Tues
9 am to 5 pm
Wed
9 am to 5 pm
Thu
9 am to 5 pm
Overall Ratings
4.98
(43)
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Reviews from Web
  • 5.0
    google
    M
    Malik E
    Posted on February 1st, 2026 12:00 AM
    Mark Keller is an amazing attorney he just recently helped me win my case. He’s a blunt person but doesn’t mean any harm, he’s easy to talk to and very knowledgeable. I feel like him and his staff went above and beyond to help me win my case...
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  • 5.0
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    S
    Sharon F
    Posted on January 21st, 2026 12:00 AM
    Thanks to Mr Keller and his team for getting me approved for social security disability in such a short time. Your expertise and guidance made a huge difference in a process that can be overwhelming but you made the process smooth, I am grateful...
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  • 5.0
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    Becky R
    Posted on January 6th, 2026 12:00 AM
    I cannot say enough about this practice.. unbelievable support incredible communication
    This office changes lives
    I will forever be a fan
    The only reason im going to make it in life is because of these people here ... they are not your typical...
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  • 5.0
    google
    L
    Luis E
    Posted on January 6th, 2026 12:00 AM
    I recommend Mr Mark.J Keller to anyone who needs a great lawyer the man got me my SSDI approved I appreciate Mr Mark team also there are wonderful people
  • 5.0
    google
    E
    E H
    Posted on December 29th, 2025 12:00 AM
    Mark is a very wonderful man! Extremely helpful and works hard for his clients! I have no complaints what so ever! The staff alone are very nice people as well and helpful! Best attorney I could ask for! He may be a little stern but it’s through...
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  • 5.0
    google
    R
    Renee L
    Posted on October 27th, 2025 12:00 AM
    Mark Keller is an Amazing lawyer. I met him in Feb 2025 and he won my SSI hearing case Sept 2025. He is an experienced, knowledgable, straight forward, empathetic, funny sence of humor & most of all a no nonsense lawyer if he can't do it he...
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  • 5.0
    google
    R
    Rosa M
    Posted on September 30th, 2025 12:00 AM
    I honestly wanted to thank the Law Office of Mark J. Keller publicly helping with SSA. Not only were they very attentive as a team, but Mark himself made sure my partner and I felt as comfortable as possible. We were involved with as much as...
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  • 5.0
    google
    J
    Joannie
    Posted on September 23rd, 2025 12:00 AM
    Life can be a very scary place if you don’t have the right people to lead and guide you. I attempted to apply for disability on my own and it was terrifying. Thank God for the angel that referred me to Mr. Keller. He is GREAT!!!!! He and his...
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  • 5.0
    google
    B
    Brenda S
    Posted on August 27th, 2025 12:00 AM
    Mark J keller and his team are the best!!! I highly recommend them!!!
    Professional team that care for their clients. Since the beginning the help me thought the process filling out applications and form due to poor visibility. Thank you for...
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  • 5.0
    google
    C
    Candi J
    Posted on August 13th, 2025 12:00 AM
    “Mark Keller is a great lawyer professional, knowledgeable, and truly dedicated to his clients. He took the time to understand my situation, explained everything clearly, and made me feel confident throughout the entire legal process. From...
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  • 10 of 43
    About
    I graduated from St. John's University School of Law, earning my Juris Doctor in 1992. Prior to that, I attended the State University of New York, College at Fredonia graduating with a Bachelor of Science in Business Administration & Finance in 1980. From there, I attended the State University of New York, University at Buffalo earning a Masters in Business Administration in 1984.My main areas of practice include Social Security Disability, Supplemental Security Income, Guardianship, Personal Injury, and Wills, Trusts and Estates.I represent clients seeking Social Security Disability and Supplemental Security Income benefits before the Social Security Administration. I represent clients from the initial application through hearings before Administrative Law Judges of the Office of Disability, Adjudication & Review. I will appeal your case before the United States District Courts for the Eastern and Southern Districts of New York. I also handle all aspects of Guardianship cases.In addition, I represent people seriously and permanently injured inpersonal injury cases arising out of automobile, construction, sidewalk and premises accidents. Other areas of practice include Wills, Trusts, and Estates.
    Specialities
    Social Security Disability
    Social Security
    Supplemental Security Income
    Social Security Appeals
    Social Security Disability Insurance
    Personal Injury
    Automobile Accidents
    Truck Accidents
    View All
    75
    /850
    Search Rank Score
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    Positions
    • Member
    FAQs
    Here are some Frequently Asked Questions about Mark J. Keller
    What organization is Mark J. Keller associated with?
    Mark J. Keller is associated with Law Office of Mark J. Keller.
    Where is Mark J. Keller based out of?
    Mark J. Keller’s primary location is Jamaica, NY.
    What is Mark J. Keller's phone number?
    Mark J. Keller's phone number is (929) 644-3661
    What is Mark J. Keller's title??
    Mark J. Keller is a Member.
    What is the position of Mark J. Keller in Law Office of Mark J. Keller?
    Mark J. Keller is the Member at Law Office of Mark J. Keller.