Executive Summary:
Dividing assets during a divorce can be complicated, especially when it comes to businesses. Many business owners assume that if their spouse never worked in the business, they have no claim, but that’s not always the case. In New York, the law can recognize a spouse’s right to a portion of a business, depending on marital contributions and how the business grew during the marriage. This blog breaks down why a spouse may claim business assets, how marital property rules affect business ownership in divorce, and what steps you can take to protect your business in New York.
How New York Classifies Assets During Divorce
Before we dive into why a spouse may claim business assets, it helps to understand how New York divides property during divorce. The state separates assets into two main categories, which play a big role in business ownership in divorce:
- Marital property: Assets gained or increased during the marriage, including income, real estate, financial accounts, and the growth of a business.
- Separate property: Assets you owned before the marriage or received individually, such as gifts or inheritances.
Here’s the catch: if your business increased in value during your marriage, the portion tied to that growth may be considered marital property. That’s why a spouse may claim business assets even if they never sent an email or closed a deal.
Marital Property in Business Cases: What You Need To Know
When it comes to business ownership in divorce, courts don’t just look at who worked in the business; they consider how the marriage contributed to its success. Business interests usually fall into three categories:
Premarital Business
If you owned the business before the marriage, the original value is usually separate property. However, if the business grew during the marriage, the increase may become marital property. That’s when a spouse may claim business assets related to that growth.
Business Created During the Marriage
Businesses started after marriage are generally considered marital property. Even if your spouse never worked in it, they may still have a claim because of contributions to the marriage, financial or otherwise.
Business Mixed with Marital Funds
If marital funds were invested in your company, the portion that benefited from those funds becomes marital property. A spouse may claim business assets linked to those contributions.
How Marriage Contributions Create a Claim to Your Business
A spouse may claim business assets because courts look beyond day-to-day work. Judges consider every contribution that supported the business, not only direct labor.
Contribution can mean:
• Paying household bills so you could reinvest profits
• Being the primary parent so you had time to grow the company
• Supporting you through long hours and financial risk
• Allowing you to avoid hiring additional help during the early years
All these efforts can influence marital property. When the court evaluates business ownership in divorce, it often asks: “Did the marriage create stability that helped the business succeed?” If yes, a spouse may claim business assets connected to that growth.
How Courts Value Business Ownership in Divorce
Once the court decides that a spouse may claim business assets, the next step is valuation. Business ownership in divorce often involves forensic accountants, financial experts, and detailed record reviews.
Courts typically look at:
• The value of the business at the beginning of the marriage
• The current value at the time of divorce
• How much growth occurred during the marriage
• Whether marital property contributed to that growth
• How much of the increase is tied to the owner’s direct efforts
Valuation reports help determine the portion a spouse may claim business assets from. This process can become complex, especially if you own a professional practice, a partnership interest, real estate holdings, or a family-run company in Manhattan or Brooklyn.
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How to Protect Your Business During a Contested Divorce
While you can’t always prevent a spouse from claiming a share, you can take steps to protect your business and minimize disputes:
- Document your finances: Keep clear records of business income, separate property, and marital contributions. This helps show which parts of your business are marital property.
- Keep accounts separate: Avoid mixing marital funds with business funds. Blended accounts make it easier for a spouse to claim business assets.
- Use written agreements: Prenuptial and postnuptial agreements can define business ownership in divorce and prevent disputes.
- Work with valuation professionals and an attorney early: A forensic accountant can provide an accurate assessment of your business and help with marital property analysis, while an experienced divorce attorney can guide you through legal strategies, protect your rights, and ensure that the valuation is properly considered in the context of your case.
Protect Your Business and Move Forward with Confidence
Business ownership in divorce requires careful planning. Even if your spouse never worked in your company, a spouse may claim business assets under New York’s marital property laws. Your financial future and your business stability depend on understanding these rules and acting quickly.
If you want clarity and protection, contact us today. Our Manhattan and Brooklyn divorce attorneys can help you navigate complex business ownership in divorce, protect your rights, and build a path forward with confidence.
Brian D. Perskin is a veteran New York divorce attorney with years of experience handling complex divorces and high-conflict custody cases. Known for his sharp litigation skills and client-first approach, he has built a strong reputation for protecting his clients’ interests with unwavering dedication.
Named a Super Lawyer from 2022 to 2025 and highly rated on Avvo, Mr. Perskin is also a respected speaker and the author of Winning Divorce Strategies and How to Win Custody, two practical guides to the divorce and custody process in New York.
Education: American University Washington College of Law, J.D., 1990
Years of Experience: 26+ years
