Direct Answer

Entrepreneurs typically have most of their net worth concentrated in their business, creating retirement risk if the business fails or is unsaleable. Systematically building retirement accounts outside the business (Solo 401(k), SEP-IRA, taxable brokerage) from the beginning is the structural fix. The QSBS exclusion (IRC Section 1202) can exclude part or all of the capital gain from federal tax on qualifying C-corporation stock: for stock acquired after July 4, 2025, up to the greater of $15 million or 10 times basis, with the full exclusion after five years.

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Entrepreneur Investing: Business Equity, Exit Planning, and Diversification

Key Takeaways

Business Concentration Risk

A private business is an illiquid, undiversified, single-company equity position that also happens to employ the owner. The owner's human capital (earning capacity) and financial capital (net worth) are both concentrated in the same risk: business failure, industry decline, a key customer loss, or an owner health event can simultaneously destroy both income and wealth. Systematically redirecting a portion of business profits into retirement accounts and taxable brokerage investments throughout the business's life is the primary hedge against this dual concentration.

QSBS Exclusion

IRC Section 1202 provides a federal capital gains tax exclusion on gains from Qualified Small Business Stock. For stock acquired after July 4, 2025, the exclusion is 50% after three years, 75% after four years and 100% after five years, limited to the greater of $15 million (indexed for inflation from 2027) or 10 times the investor's basis; stock acquired on or before that date needs more than five years for the 100% exclusion and uses a $10 million limit. Key requirements: the company must be a domestic C-corporation; gross assets must have been at or below $75 million when the stock was issued ($50 million for stock issued on or before July 4, 2025); the taxpayer must be the original purchaser of the stock; and certain industries (service businesses in health, law, financial services, etc.) do not qualify. Several states do not conform to the federal exclusion. This area requires professional legal and tax counsel before relying on it in planning.

Exit Planning Framework

A business sale or succession is the largest single financial event in most entrepreneurs' lives. Value maximization requires preparation starting years before the exit: building documented, repeatable processes that reduce owner dependency; maintaining clean financial statements audited or reviewed by a CPA; identifying and developing management that can operate without the owner; understanding what buyers in the industry pay for businesses of the size and type; and beginning conversations with M&A advisors, business brokers, or potential strategic acquirers well before the intended exit date.

Retirement Accounts Outside the Business

A Solo 401(k) or SEP-IRA provides the same high-limit retirement savings available to larger companies, but for sole proprietors and single-member businesses. The benefit compounds: each year the account grows independently of the business. For businesses with employees, a SIMPLE IRA (lower cost and lower contribution limits) or a full 401(k) plan can serve employees and the owner simultaneously. Pairing any of these with a defined benefit (pension) plan can allow contributions of $100,000 or more per year for high-earning owners, providing maximum current-year tax deductions and retirement savings.

Frequently Asked Questions

What is the QSBS exclusion for small business owners?

Qualified Small Business Stock (QSBS) under IRC Section 1202 allows eligible investors in qualifying C-corporation stock to exclude part or all of the capital gain from federal income tax upon sale. For stock acquired after July 4, 2025, the exclusion is 50% after three years, 75% after four years and 100% after five years, up to the greater of $15 million (indexed for inflation from 2027) or 10 times the original investment per company per taxpayer; stock acquired on or before that date needs more than 5 years and uses a $10 million limit. To qualify: the stock must be in a domestic C-corporation; the corporation must have had aggregate gross assets of $75 million or less at the time of issuance ($50 million for stock issued on or before July 4, 2025); and the taxpayer must have acquired the stock at original issuance (not from another investor). Not all businesses qualify, and state tax treatment varies. Professional legal and tax advice is required to evaluate QSBS eligibility.

Why do entrepreneurs often have too much net worth in their business?

Entrepreneurs typically reinvest profits back into the business rather than paying themselves enough to save and invest outside it. Over time, the business can become 80 to 95 percent of the entrepreneur's total net worth. This concentration means retirement security depends almost entirely on a successful business sale or continued business profitability, with no independent cushion. If the business fails, declines in value, or is unsaleable, the entrepreneur has little outside wealth to fall back on. Systematically paying owner salary and building retirement accounts outside the business from the beginning is the recommended counterweight.

What retirement accounts can an entrepreneur use alongside owning a business?

An entrepreneur who is the sole employee can use a Solo 401(k) (up to $72,000 combined employee and employer contributions in 2026) or a SEP-IRA (up to 25% of an employee's compensation, or 20% of net self-employment earnings for the owner, with a $72,000 maximum in 2026). If the business has employees, a SIMPLE IRA (up to $17,000 employee deferral in 2026 plus employer match or contribution), a SEP-IRA covering all eligible employees, or a full 401(k) plan for the business are available. A defined benefit (pension) plan can allow even higher contributions for high-earning owners who want to maximize pre-tax savings, though setup and administration costs are higher.

References

The rules and figures stated on this page come from these primary sources. Tax and benefit rules change, so confirm current amounts with the source before acting.