Mandelbaum Barrett PC

Open for Business
  • Established in 1950
  • Firm Size 37

  • Peer Reviews

    4.5/5.0 (60)
  • Profile Visibility [ i ]
    • #558 in weekly profile views out of 315,514 total law firms Overall
Attorney Awards
  • Martindale-Hubbell Peer AV Preeminent Rating
About Attorney Awards

About this firm

Your Trusted Legal Partner for Over 90 Years

With offices in New Jersey, New York, Connecticut, Florida, and Colorado, Mandelbaum Barrett PC attorneys have been providing clients with sophisticated, hands-on attention to their legal needs since 1930. Our multidisciplinary team has honed a collaborative and proactive approach to best serve our clients’ needs with care and attention.

A Full-Service Approach to Legal Services

We recognize the significance of a reliable legal team in all circumstances. Whether you’re involved in a high-stakes business deal or planning for your family’s future, our full-service approach ensures you receive comprehensive support at every stage. With offices in New Jersey, New York, Florida, Connecticut and Colorado, we provide sophisticated, relationship-based service in over 30 distinct legal practice areas, catering to clients from a wide range of industries across the country. Learn more about our business and personal practice areas here.

Built on Enduring Relationships

Our attorneys have forged meaningful relationships with clients and within the community for nearly a century. We are proud of the fact that many of our clients are multi-generational. These bonds have grown stronger because of the sophisticated legal counsel we deliver and our enthusiasm for our work. But more than that, our clients know we genuinely care about their interests and will go to great lengths to see them succeed. Our commitment to building relationships goes beyond the norm—we offer informative seminars covering topics from business sales to estate planning to empower our clients. We view ourselves as partners in our clients’ success, committed to guiding them every step of the way.

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Areas of Practice (40)

  • Appellate Advocacy
  • Banking and Financial Services
  • Banking Litigation and Consumer Finance Defense
  • Bankruptcy and Creditors Rights
  • Cannabis, Hemp And Psychedelics
  • Commercial Real Estate
  • Construction
  • Corporate
  • Cybersecurity and Data Privacy
  • Dental
  • Emerging Markets
  • Environmental
  • ERISA and Employee Benefits
  • Franchise Law
  • Healthcare
  • Hospitality
  • Intellectual Property and Brand Management
  • International Disputes And Enforcement
  • Internet
  • Labor and Employment
  • Land Use, Zoning, and Redevelopment
  • Landlord - Tenant
  • Litigation
  • Life Sciences
  • Mergers and Acquisitions (M and A)
  • Securities
  • Tax
  • Veterinary
  • White Collar and Criminal Defense
  • Alternative Dispute Resolution
  • Education
  • Elder
  • Matrimonial and family
  • Personal Injury
  • Residential Real Estate
  • Special Needs
  • Trusts and Estates
  • Ultra-High Net Worth Divorce
  • White Collar and Criminal Defense
  • Workers Compensation
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People (37)

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Dennis J. Alessi: Attorney with Mandelbaum Barrett PC
Dennis J. Alessi
Partner
5.0
Bayonne, NJ , 
Roseland, NJ
+ 1 more

Healthcare (Co-Chair), Labor and Employment (Co-Chair), Dental Law (Co-Chair), Alternative Dispute Resolution, Veterinary Law View More

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Richard Simon
Partner
No Reviews
New York, NY , 
Roseland, NJ
+ 1 more

Banking and Financial Services (Co-Chair), Litigation

Michael Allen: Attorney with Mandelbaum Barrett PC
Michael Allen
Member
4.4
Greenwich, CT

Corporate Law, Commercial Law, Commercial Real Estate

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no photo
Jason Marx
Partner
No Reviews
Roseland, NJ

Estate and Gift Taxation, Income Tax, Tax Planning, Tax Audits, Elder Law, Corporate Taxation, Corporate Commercial Law, Corporate Governance, Wills and Probate, Trusts and Estates, Estate Planning, Special Needs, Tax Law, Corporate View More

Gordon C. Duus: Attorney with Mandelbaum Barrett PC
Gordon C. Duus
Partner
4.9
1 Review
Edison, NJ , 
Roseland, NJ
+ 1 more

Environmental Law, Construction Law

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Donna M. Castronovo: Attorney with Mandelbaum Barrett PC
Donna M. Castronovo
Partner
4.4
Greenwich, CT

Elder Law, Wills, Trusts and Estates, Residential Real Estate View More

View Profile
Arthur D. Grossman: Attorney with Mandelbaum Barrett PC
Arthur D. Grossman
Partner
4.2
2 Reviews
Greenwich, CT , 
Roseland, NJ
+ 1 more

Litigation, Alternative Dispute Resolution

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Edward Cosden, Jr.: Attorney with Mandelbaum Barrett PC
Edward Cosden, Jr.
Counsel
4.4
Greenwich, CT

Trusts and Estates, Tax Planning, Real Estate

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Peer Reviews

4.5/5.0 (60 reviews)

  • Legal Knowledge

    4.5/5.0

  • Analytical Capability

    4.5/5.0

  • Judgment

    4.5/5.0

  • Communication

    4.5/5.0

  • Legal Experience

    4.5/5.0
Peer reviews submitted prior to 2008 are not displayed.

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