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Sinclair Prosser Gasior

Annapolis Estate Planning Attorneys

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Home / Archives for Staff Profiles

Nathan Seidle

March 28, 2025 by Sinclair Prosser Gasior

Nathan Seidle

Nathan Seidle is an Attorney at Sinclair Prosser Gasior, focusing on estate planning and estate administration clients. Nathan’s desire to practice estate planning began in law school through an Estates and Trusts course. He greatly identified with helping people take control of their legacy and ensuring that their loved ones are cared for. PROFESSIONAL EXPERIENCE He is a member of the Maryland … [Read more...] about Nathan Seidle

Filed Under: Attorney, Attorney and Staff

R. Ronald Sinclair

July 18, 2022 by Sinclair Prosser Gasior

As legal counsel for The Odenton Historical Society and through his volunteer work as a counselor with Addictions Recovery, Inc. (Hope House) and South Shore Recovery Club, Inc., Mr. Sinclair is continuing a strong commitment to community involvement that is a tradition in both his family and his wife’s. His late father, Richard G. Sinclair, was long active in leadership positions in the … [Read more...] about R. Ronald Sinclair

Filed Under: Founding Attorneys

Helen “Beth” Burgee

March 7, 2022 by Sinclair Prosser Gasior

Beth Burgee

Beth Burgee is a Managing Attorney at Sinclair Prosser Gasior, focusing on estate administration clients. Beth first became interested in estates and trusts while in law school. She took inspiration from her professor who previously practiced as an estate planning attorney in Washington, D.C. Additionally, observing the effects of poor estate planning on her own family drove her desire to help … [Read more...] about Helen “Beth” Burgee

Filed Under: Attorney and Staff

Alexander Pagnotta

June 20, 2018 by Sinclair Prosser Gasior

Alex Pagnotta

Alex Pagnotta is Managing Attorney at Sinclair Prosser Gasior. He oversees the Estate Administration and Probate practice. Ensuring that individuals and families receive the best guidance to preserve their wealth and feel confident that their hard-earned assets are passed to the correct individuals when they want and how they want, is his primary focus. Alex’s personal experience with the … [Read more...] about Alexander Pagnotta

Filed Under: Attorney and Staff

Colleen Sinclair Prosser

March 27, 2015 by Sinclair Prosser Gasior

Colleen Sinclair Prosser

Formerly the owner and manager of SinclairProsser Law, LLC, Colleen spent two decades at the helm of a busy practice and steered her firm with a guiding hand.  Colleen continues to bring a wealth of Estate Planning and Estate Administration experience to the law firm through direct involvement with the clients of Sinclair Prosser Gasior. She has served on the Board of Governors Education Committee … [Read more...] about Colleen Sinclair Prosser

Filed Under: Founding Attorneys

Jon Gasior

March 26, 2015 by Sinclair Prosser Gasior

Jon Gasior

Attorney Jon Gasior is the Owner of Sinclair Prosser Gasior. He oversees the law firm’s operations from the moment a client engages the firm, providing ongoing support to families, through times of incapacity to settling estates after a loved one’s passing. Jon believes estate planning is a lifelong endeavor and that it is essential to assist and educate clients through all stages of life so they … [Read more...] about Jon Gasior

Filed Under: Attorney and Staff

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5 Stars

We initiated estate planning following a presentation by Sinclair Prosser Attorney Jon Gasior. We were so impressed, we contracted with them to complete our estate planning. Subsequently, we assembled information on our assets and Sinclair Prosser Gasior did the rest. Correspondence was communicated to our financial institutions and the estate was established. We were very pleased with the courteous manner of the Sinclair Prosser Gasior staff. However, it was their professionalism that made us satisfied we chose this firm to handle our estate. We have nothing but praise for Sinclair Prosser Gasior .

ANNAPOLIS

183 Harry S. Truman Parkway
Suite 104, Annapolis, Maryland 21401
Phone: (410) 573-4818
Fax: (410) 573-2802

BOWIE

4201 Mitchellville Road
Suite 403, Bowie, Maryland 20716
Phone: (301) 970-8080
Fax: (410) 573-2802

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Suite 140, Columbia, Maryland 21045
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3261 Old Washington Road, Suite 2020 Waldorf, Maryland 20602
Phone: 800-366-4615

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