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Business Details
50+ Years
experience
Your Trusted Delaware Legal Partner
At Gordon Fournaris & Mammarella, we have built a legacy of excellence in Delaware legal services since 1925. Our firm combines the sophistication of a large law practice with the personalized attention characteristic of a boutique firm, serving individuals, families, businesses, and nonprofits. We specialize in high-value trust and estate planning, business formation and transactions, commercial real estate, and complex commercial litigation. Our attorneys collaborate closely with clients and their advisors to develop efficient legal strategies grounded in integrity and expertise. With 100% of our attorneys holding a Master of Laws in Taxation, we bring specialized knowledge to every case. Our international reputation reflects our dedication to clients, evidenced by our recognition in The Best Lawyers in America and our role as Delaware general counsel for over 200 corporate entities.

We maintain deep roots in the Delaware community while extending our reach globally. Our team includes Fellows of the American College of Trust and Estate Counsel, with decades of collective experience fostering trust across generations of clients. The historic 1816 building housing our Wilmington offices symbolizes our commitment to preserving tradition while delivering modern legal solutions. We uphold ethical standards and professional excellence, ensuring every client receives the same respect and top-tier legal counsel, whether a multinational corporation or a local family.
Services
Trial Practice Real Estate Trust and Estate Planning Business Formation Commercial Litigation
Details
  • Year established: 1925
Highlights and features
  • We have 100 years of experience serving Delaware and international clients.
  • All attorneys hold a Master of Laws (LL.M) in Taxation.
  • Recognized in The Best Lawyers in America for legal excellence.
  • We serve as Delaware general counsel for over 200 corporate entities.
  • Our team includes Fellows of the American College of Trust and Estate Counsel.
Associations and certifications
  • LL.M in Taxation
  • American College of Trust and Estate Counsel
  • The Best Lawyers in America
Services
Trust and Estate Planning
We provide comprehensive trust and estate planning services, including wills, revocable and irrevocable trusts, and tax planning. Our attorneys advise high net worth individuals and families on structuring estates to meet long-term goals. With expertise in Delaware jurisdiction, we ensure compliance and optimal asset protection.
Commercial Litigation
Our firm handles complex commercial disputes, including fiduciary litigation and corporate conflicts. We represent clients in court and arbitration, focusing on efficient resolutions that align with business objectives. Our teams deep knowledge of Delaware law ensures strategic advocacy.
Business Formation
We assist in establishing and managing business entities, including corporations, LLCs, and partnerships. Our services cover governance, compliance, and transactional support. Clients benefit from tailored advice to navigate Delawares corporate laws effectively.
Real Estate Law
We handle commercial real estate transactions, including acquisitions, development, and financing. Our attorneys provide due diligence, title examination, and contract negotiation services. Clients receive strategic guidance to maximize property investments in Delawares market.
Tax Planning
Our LL.M-trained attorneys offer advanced tax planning for individuals and businesses. Services include minimizing tax liabilities, structuring transactions, and compliance with federal and state regulations. We integrate tax strategies into estate and business planning for holistic solutions.
People
Mark P. Gordon
Director
Mark P. Gordon specializes in trust and estate planning, advising clients on revocable and irrevocable trusts. He holds a Master of Laws in Taxation and frequently presents on estate planning topics.
Michael B. Gordon
Director
Michael B. Gordon focuses on commercial litigation and fiduciary disputes. With decades of experience, he represents clients in complex cases, emphasizing strategic resolution and courtroom advocacy.
Peter S. Gordon
Director
Peter S. Gordon is recognized for litigation involving trusts and estates. He combines legal expertise with practical solutions, serving as a trusted advisor for high-net-worth individuals and institutions.
Abigail Quinn
Associate
Abigail Quinn assists clients with estate planning and administration. She contributes to educational initiatives on Delaware jurisdiction and trust structures, bringing a client-focused approach to her practice.
Emmanuel G. Fournaris
Director
Emmanuel G. Fournaris specializes in business formation and corporate transactions. His work helps clients navigate Delawares corporate laws, ensuring compliance and strategic growth opportunities.
Questions
What areas of law does Gordon, Fournaris & Mammarella specialize in?
We specialize in trust and estate planning, commercial litigation, real estate law, business formation, and tax planning. Our attorneys provide expertise tailored to Delaware’s legal landscape.
How long has the firm been in operation?
Gordon, Fournaris & Mammarella has served clients since 1925, combining a century of experience with modern legal strategies to meet evolving client needs.
Do your attorneys have specialized qualifications?
All our attorneys hold a Master of Laws (LL.M) in Taxation, ensuring advanced expertise in tax-related legal matters and estate planning.
Can you assist international clients?
Yes, we provide legal services to corporations and trusts worldwide, leveraging our deep understanding of Delaware law and international business practices.
What distinguishes your firm from others in Delaware?
We combine big-law sophistication with personalized service, maintaining a collegial approach that fosters long-term client relationships and tailored legal solutions.
How do you handle complex litigation cases?
Our team employs strategic advocacy in complex commercial and fiduciary litigation, focusing on efficient resolutions while preparing for courtroom representation when necessary.