Timothy J. Dennin

Timothy J. Dennin

Timothy J. Dennin, P.C.
  • Stockbroker & Investment Fraud, Securities Law
  • Massachusetts, New York
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Biography

New York attorney Timothy J. Dennin is a focused advocate for investors, not a general practice litigator. His extraordinary record of recovering lost money, and his national and international clientele attest to his commitment to seeing justice done.

Timothy J. Dennin began his career as an assistant district attorney in Nassau County, New York, and subsequently as a lawyer in the Washington, D.C., office of the Securities and Exchange Commission. Mr. Dennin received a J.D., with honors, from St. John’s University School of Law in 1983 and a Bachelor of Arts from the College of the Holy Cross in 1978.

He is licensed to practice law in New York and Massachusetts, and is admitted to practice before the U.S. District Court for the Southern District of New York, the Eastern District of New York and the Northern District of New York.

Rated AV by Martindale-Hubbell and listed in the Bar Register of Preeminent Lawyers. Author: "Chopping the Chop Shop," Securities Arbitration Handbook, Practicing Law Institute, 1997; "The Ramifications of U.S. v. Vogel Fertilizer," 5 St. John's University Tax Forum, No. 1, 1983. Faculty Member, Securities Arbitration, Practicing Law Institute. Assistant District Attorney, Nassau County, New York, 1984-1987. Attorney, Securities and Exchange Commission, Division of Enforcement, 1987-1989, Washington, D.C. Arbitrator and Mediator.

A Proven Track Record:
From 1990 through 2020, more than 90% of the customer securities arbitration claims which we have tried through an arbitration hearing have resulted in a favorable award. On the cases in which we have received a favorable award, the arbitration panel on average awarded over 85% of the amount requested.

Education
St. John's University School of Law
J.D. (1983) | Law including Securities Law
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Honors: Highest Grade in Class in Torts
Activities: Judicial summer Federal Clerk Internship Second Circuit NY, Appellate Division 2nd Dep't; Intern U.S. Attorney's Office Southern District NY; paid researcher and author re: writing updates of various publications for Law School Dean Patrick Rowan
St. John's University School of Law Logo
College of the Holy Cross
B.A. (1978) | History, Liberal Arts
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Activities: Varsity Crew; Junior Varsity Basketball; wrote for School Paper; Head of Minor Sports Program responsible for raising funds for various varsity sports including crew, rugby, swimming, lacrosse
College of the Holy Cross Logo
Professional Experience
Attorney
Timothy J. Dennin, P.C.
- Current
Attorney
Securities and Exchange Commission, Division of Enforcement
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Assistant District Attorney
Nassau County District Attorney Office
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Speaking Engagements
speaker, Annual Meeting, The Broadmoor, Colorado Springs, Colorado
Public Investors Bar Association
Invited to speak to nationwide audience of securities lawyers on how to prepare, analyze and conduct a trial of a market manipulation case.
speaker, St. John's University School of Law, Jamacia, NY
St. John's Corporate and Securities Law Society
Requested to and lectured on topic "Navigating Wall Street Reform: Will the SEC Extend Fiduciary Duty Obligations to Broker-Dealers?"
Professional Associations
New York State Bar  # 2362424
Member
- Current
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Jurisdictions Admitted to Practice
Massachusetts
Massachusetts Board of Bar Overseers
ID Number: 541838
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New York
New York State Office of Court Administration
ID Number: 2362424
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Practice Areas
Stockbroker & Investment Fraud
Securities Law
Websites & Blogs
Website
Timothy J. Dennin, P.C.
Blog
Timothy J. Dennin, P.C. - Securities Law Blog
Contact & Map
TIMOTHY J. DENNIN, PC
316 MAIN ST
NORTHPORT, NY 11768
Telephone: (631) 261-0250
Fax: (631) 261-0395
Monday: 9 AM - 5:30 PM
Tuesday: 9 AM - 5:30 PM
Wednesday: 9 AM - 5:30 PM
Thursday: 9 AM - 5:30 PM
Friday: 9 AM - 5:30 PM
Saturday: Closed (Today)
Sunday: Closed
Notice: open weekends and after hours as necessary to meet our clients' needs
TIMOTHY J. DENNIN, P.C.
270 Madison Avenue
New York, NY 10016
Toll-Free: (866) 437-9475
Telephone: (212) 826-1500
Fax: (212) 688-6457
Monday: 9 AM - 5:30 PM
Tuesday: 9 AM - 5:30 PM
Wednesday: 9 AM - 5:30 PM
Thursday: 9 AM - 5:30 PM
Friday: 9 AM - 5:30 PM
Saturday: Closed (Today)
Sunday: Closed
Notice: open during weekends and after hours as necessary to meet our clients' needs