When most people think of protecting their finances and property in marriage, prenuptial agreements often come to mind. But for couples already married, a postnuptial agreement can offer equally powerful protection, clarity, and peace of mind. Especially for high-net-worth individuals, executives, business owners, and families with complex financial portfolios, a carefully crafted postnuptial agreement can be a strategic tool to safeguard your assets while strengthening marital harmony.
As a medically trained divorce attorney and mediator with over 35 years of experience, I specialize in guiding couples through postnuptial agreements that are fair, enforceable, and tailored to their unique needs.
What Is a Postnuptial Agreement?
A postnuptial agreement, often called a “postnup,” is a legal contract created after marriage that outlines how assets, debts, and financial responsibilities will be handled in the event of divorce, separation, or death. Unlike prenuptial agreements, postnuptial agreements are drafted when spouses are already married, making them ideal for couples who may have experienced significant life changes, such as:
- Acquiring substantial assets during marriage
- Starting a new business
- Receiving an inheritance
- Experiencing a career change or relocation
- Navigating blended family dynamics
Why Couples Should Consider a Postnup
- Protecting Separate and Marital Assets
High-value assets—including luxury real estate, investment portfolios, and private businesses—can become contentious in divorce. A postnuptial agreement allows couples to define what is marital property and what remains separate, reducing risk and ensuring a fair division. - Safeguarding Family Wealth
For families with intergenerational wealth or trusts, a postnup ensures that inheritances and gifts remain protected for children or heirs. This clarity can prevent disputes and preserve family legacies. - Business Protection
Entrepreneurs and business owners can outline how business interests, partnerships, and shareholder rights will be treated. This protects both the individual’s company and the marriage from potential legal conflicts. - Clarifying Financial Responsibilities
Postnuptial agreements can define each spouse’s contributions to household expenses, investments, and retirement accounts, particularly if one spouse is a stay-at-home parent or caretaker. - Mitigating Risk of Future Conflict
With clear agreements on assets, support, and responsibilities, couples can prevent misunderstandings and potential legal battles. Postnuptial agreements act as a safety net that preserves both wealth and relationships.
Key Elements of a Postnuptial Agreement
As a postnup specialist, I ensure that every postnup includes the following core components for maximum enforceability:
- Asset Division: Clearly distinguishing marital versus separate property.
- Debt Allocation: Assigning responsibility for liabilities accrued before or during marriage.
- Spousal Support: Outlining conditions for alimony or waivers thereof.
- Inheritance & Estate Planning: Protecting inheritances, trusts, and future assets.
- Business Interests: Safeguarding ownership and control of personal and family enterprises.
- Dispute Resolution: Specifying mediation or arbitration procedures in case of disagreements.
Postnuptial Agreements: Not Just About Divorce
While postnups are often associated with divorce protection, they also serve proactive purposes:
- Enhancing communication and transparency between spouses
- Clarifying financial expectations during life transitions
- Preserving family wealth and business continuity
- Providing peace of mind in blended families or second marriages
For the affluent couple, a postnuptial agreement is a strategic investment in the future, offering both security and clarity.

As a trusted authority in divorce and family law, offering a rare combination of legal expertise, mediation skills, and psychological experience with high-net-worth clients I provide:
- Personalized strategies for asset protection and marital harmony
- Deep knowledge of New York and family law regulations
- Experience handling complex financial portfolios, trusts, and estates
- A collaborative approach that balances legal protection with emotional intelligence
By working with me couples receive a postnuptial agreement that is both legally sound and aligned with their personal goals.
If you are a married couple with significant assets, complex finances, or evolving family circumstances, a postnuptial agreement could be the key to protecting your wealth and your marriage. Call me now to schedule a free consultation 212.734.1551.
Warm regards,
Lois