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John Kavanagh, the Founder of Sea Land Properties had over 35 years of experience in commercial brokerage. He marketed and specialized in selling investment properties and businesses throughout the United States focusing on New England and Florida with the highest standards of professionalism and a strong commitment to client goals.


The function of a commercial real estate broker is to assist in the acquisition and sale of a business and investment real estate. John Kavanagh provided clients with the best possible service, offering vision and market awareness.


He started Sea Land Properties LLC in 1972 in Nantucket MA selling land.  The company continues to be successful today.

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