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Joseph Treff is a Brooklyn, New York-based attorney who focuses on real estate transactions as well as commercial and insurance litigation. Since 2001, he has served as a Partner at the law offices of Treff & Lowy, PLLC, counseling his clients on complex real estate development projects, joint ventures, syndications, and related financing. Joseph Treff graduated with honors from Brooklyn Law School in 1999, earning his Juris Doctorate before co-founding the boutique law firm. Mr. Treff excels in the role of assigning and enforcing sale of rights contracts. One of his largest cases involved representing a client in the sale of 750 apartment units. Areas of practice at Treff & Lowy are divided into three groups: real estate and banking, commercial litigation, and insurance litigation. The real estate and banking group sees to serving individual, corporate, and institutional clients in the acquisition, development, and leasing of commercial real estate. Joseph Treff and his colleagues also provide litigation services for commercial issues such as breach of contract, partnership disputes, and civil fraud. The insurance litigation group assists in resolving disputed claims related to life insurance, disability insurance, property insurance, and more. As both a litigation and transactional lawyer, Joseph Treff is equipped to offer counsel in these and a host of other complex financial situations. He handles a diverse range of financing and lending agreements, including private equity funds, short-term loans, and conduit financing, or the issuance of fixed-income securities by a government entity to finance a charitable or public works project. Mr. Treff is admitted to practice law in New York and New Jersey.

Work experience

Apr 2001Present


Treff & Lowy PLLC


Sep 1996Jun 1999


Brooklyn Law School