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Daniel Howard Guttmann

Divorce and separation Attorney at Smithtown, NY

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About Daniel

Learn Daniel’s areas of practice.

Practice areas
  1. Divorce and separation
    Former Prosecutor with 26 years trial experience offers vigorous representation in cases of Divorce, Child Support, Custody and Visitation. Offices in Smithtown and Shirley.

    37 years

  2. Criminal defense
    All Felonies including Narcotics, Weapons, Homicide, Sexual Offenses, Larceny, Assault, Robbery. All DWI and driving offenses. Reasonable Fees. Former Supervisors District Attorney's Office. Appointed to Homicide Panel Suffolk County.

    37 years

  3. Personal injury
    Former Prosecutors with a combined 26 years of trial experience. Million Dollars personal injury trial results. Slips and Falls, Auto Accidents. Premises Liability, Malpractice. GUTTMANN & KELLNER, P.C.

    37 years

Licensed for 36 years
State NY
Status Currently Registered
Acquired 1987
Updated 11/28/2022

We have not found any instances of professional misconduct for this lawyer.

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25 W Main St
Smithtown, NY, 11787-2602


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AVVO RATING 7.0 (Very Good)

Work Experience

  • Assistant District Attorney
  • Queens County District Attorney
  • 1986 - 1989


  • Suffolk County Bar Association
  • N/A

Attorney endorsements

Received (1)
Given (1)
Endorse Daniel
Marriage and prenuptials Attorney | Sep 10
Relationship: Friend
"I have known Dan Guttmann for approximately 15 years. Dan is a rare combination in our field of humble sincerity and aggressive competence. He has helped me with several legal matters in a direct, sensible and knowledgeable manner. He is very experienced with matters involving matrimonial, criminal, real estate and business issues and is always able to assist me with advice in such areas. His excellent skills as a lawyer and friendly unassuming manner cause me to give him the highest endorsement."
Chapter 7 bankruptcy

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Daniel Howard Guttmann
Divorce and separation Attorney
Smithtown, NY
Licensed for 36 years