Duncan Law is a distinguished law firm based in Mandeville, Louisiana, specializing in a comprehensive range of civil litigation and advisory services, with notable expertise in family law, estate planning, and business disputes. For over 30 years, Mark Duncan has provided personalized legal representation, ensuring clients receive attentive, high-caliber service rather than being treated as mere case numbers.
The firm’s approach is rooted in a commitment to excellence and client-focused advocacy, honed through decades of experience in both New York and Louisiana legal markets. Duncan Law primarily serves individuals and small businesses, offering strategic counsel and vigorous representation across diverse practice areas. Mark Duncan’s background includes representing prominent figures in business, arts, and entertainment, as well as professionals in construction, real estate, and finance, bringing a wealth of knowledge to each client’s unique situation.
Services Offered
- Family Law
- Estate Planning
- Wills
- Estates
- Trusts
- Successions
- Personal Injury
- Accidents
- Commercial Litigation
- Business Formations
- Contracts
- Collections
- Construction Disputes
- Real Estate Law
- Employment Law
- Intellectual Property
Admitted to practice in Louisiana, New York, and multiple federal district courts, Mark Duncan brings a broad jurisdictional perspective to his practice. The firm is equipped to handle cases across southeastern Louisiana and maintains a strong reputation for dedication and results-driven advocacy.
