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Joseph L. Mendelsohn CPA stands head and shoulders above other New York and Long Island CPA firms for one simple reason - we provide stellar service to each of our clients, regardless of the size. Call us to schedule a free initial consultation. We'll take time to learn about your individual needs and your business needs.


If you're starting a new business, we can help you incorporate, set up your accounting systems, plan an appropriate tax strategy, and ensure that your new venture gets off to a great start. If your company is well-established, we've got an extensive menu of services that can free your time while we take care of your financial functions.


No other New York and Long Island CPA firm exceeds our professionalism and integrity, and you can be assured that we will stay on top of every change in the laws and regulations and we always look out for our clients' best interests. Contact us now to find out how we can help you get control of your financial future.

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Joseph L. Mendelsohn

Convenient offices in Jericho, Bohemia and New York City.


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