Our Firm

McGarry & Simon
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Sincerity • Diligence • Respect

At McGarry & Simon, these values are more than words—they are the foundation of every client relationship. Estate planning and estate administration are deeply personal matters, often involving family, finances, and decisions that will impact loved ones for years to come. William (Bill) Simon approaches each case with sincerity, taking the time to listen closely, understand your goals, and provide clear guidance you can trust.


With diligence and careful attention to detail, Bill helps clients throughout New York create estate plans that reflect their wishes and protect what matters most. Whether you are preparing a will or trust, planning for incapacity, or navigating probate and estate administration after the loss of a loved one, you can expect steady support and thoughtful communication every step of the way. Most importantly, Bill treats every client with respect—because every family situation is unique, and every legacy deserves to be handled with care.

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The McGarry & Simon Advantage

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Over 50 Years Of Experience

Backed by 50 years of experience, Attorney Simon provides reliable guidance for New York estate planning and probate matters—helping clients protect what matters most.

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Free Confidential Consultations

Not sure where to begin? Bill Simon provides free confidential consultations to help you feel informed, supported, and confident about your next steps.

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William A. (Bill) Simon

Attorney At Law

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Attorney William A. Simon has protected the rights of innumerable

clients contesting wills or questioning trust fiduciary matters.

Meet Bill