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Sean B. Oster

Sean B. Oster, Esq., M.B.A., is the founder and president of The Law Office of Sean B. Oster, P.C. He graduated from the University of Miami with his Bachelors of Arts in 2001 and pursued his aspirations of becoming a lawyer soon after by attending City University of New York School of Law. As a bright young law student, his legal talents were immediately recognized as he was hand-selected to become a member of two prestigious graduate school organizations: Moot Court, an organization dedicated to providing simulated court experiences for law students, and Law Review, an organization established to provide law students experience reviewing scholarly journals. As a member of Moot Court, Mr. Oster was selected to represent his school, CUNY, at Nationals and was also elected for Treasurer. Upon graduation, Mr. Oster became an active member in his community after being sworn in as an attorney in the State of New York. Mr. Oster also has an M.B.A. in Finance.


Mr. Oster worked at a Divorce law firm handling contested and uncontested divorces. He took clients in, handled intake, case preparation and strategy, drafted necessary legal documents, wrote motions, made Court appearances, gave oral arguments to judges, negotiated with opposing counsels, drafted settlement agreements, and brought cases to conclusions.

Mr. Oster has his M.B.A. in finance, is a former Estate Planner, and formerly worked at H&R Block handling tax returns.


Mr. Oster is an Award-winning Divorce attorney.


Mr. Oster was a Decision Editor for the three distinguished books:

  • New York Real Property Law
  • New York Civil Practice Law and Rules
  • New York Estates and Surrogate’s Court Law

All published by the prestigious New York Law Journal.

Please contact The Law Office of Sean B. Oster, P.C. today at (800) 840-7858 for your free initial 15-minute phone consultation.