Interactive Tool
Which Business Entity Is Right for Your Startup?
Answer 5 quick questions and get a personalized recommendation — plus a full comparison of your options.
Question 1 of 5
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Question 1
What do you hope to accomplish with this business — short and long term?
This is the most important question. Be honest with yourself — the answer shapes everything else.
✓ Recommended
Joe Wallin helps founders structure equity and minimize exit taxes. Free 20-minute consultation available.
Full Comparison
Entity Types Side by Side
There are really two formation choices: C-Corp or LLC. S-Corp is a tax election you make later — not a separate entity type. Here's how they compare across the factors that matter most.
| Factor | Delaware C-Corp ★ | LLC | S-Corp Tax Election (on LLC or Corp) | Sole Proprietorship |
|---|---|---|---|---|
| What it is | A corporation formed under Delaware law | A state-law entity with flexible ownership | A tax election (Form 2553) filed on top of an existing LLC or corporation — not a separate entity type | No formal entity — you and the business are legally the same |
| Personal liability protection | ✓ Yes | ✓ Yes | ✓ YesInherited from the underlying LLC or corp | ✗ No |
| Pass-through taxation | ✗ NoCorporate income tax applies at entity level | ✓ YesProfits/losses flow to your personal return | ✓ YesPass-through, but with SE tax savings on distributions | ✓ Yes |
| VC / angel investment | ✓ Required by most investorsStandard structure for SAFEs, convertible notes, priced rounds | ✗ Requires conversion firstMost investors won't invest in an LLC | ✗ Terminates the electionVC investment disqualifies S-Corp status | ✗ No |
| ISO stock options | ✓ YesFull ISO / NSO / RSU support | ⚠ No ISOsMust use profits interests — more complex | ⚠ No ISOsNSOs only; profits interests on underlying LLC | ✗ No |
| QSBS / Section 1202 eligibility | ✓ YesExclude up to $10M+ in exit gains from federal tax | ✗ No | ✗ No | ✗ No |
| Self-employment tax | ✓ Not applicableOwner-employees pay FICA on salary only | ⚠ All active incomeUnless S-Corp election is made | ✓ Salary onlyKey benefit: SE tax only on reasonable salary, not all distributions | ✗ All incomeSE tax on all net profit |
| Foreign shareholders | ✓ YesNo restrictions on nationality | ✓ Yes | ✗ DisqualifyingForeign shareholders terminate S-Corp status | ✗ No |
| Multi-state / international operations | ManageableStandard foreign qualification process per state | ⚠ Complex for multi-ownerMulti-member LLC filing complexity across states; works well for solo operators | ModerateSame underlying entity complexity applies | ✗ Risky |
| Multiple ownership classes | ✓ YesCommon + preferred stock for investor rounds | ✓ YesFlexible membership units via operating agreement | ✗ NoOne class of stock/membership only — terminates if violated | ✗ No |
| Tax-free reorganization (acquisition) | ✓ YesSection 368 tax-free reorgs available | ✗ Generally no | ✓ YesIf underlying entity qualifies | ✗ No |
| Admin burden | Moderate–HighBoard, minutes, annual reports, Delaware franchise tax | Low–ModerateOperating agreement; multi-owner adds Form 1065 complexity | ModerateAdds payroll + reasonable salary requirement to underlying entity | Very Low |
| Best suited for | Any business planning to grow and sell; VC-backed startups; anyone who wants QSBS | Solo operators, consultants, real estate, single-owner businesses not seeking investment | Profitable solo or small businesses that want SE tax savings without VC or ISO needs | Solo freelancers testing an idea with no growth plans |
Not legal advice. This tool is for educational purposes only and does not create an attorney-client relationship. Entity selection involves many factors specific to your situation — tax treatment, state law, investor requirements, and more. Please consult a qualified attorney before forming your business.
Joe Wallin is a startup and technology attorney licensed in Washington State. Schedule a consultation →
Joe Wallin is a startup and technology attorney licensed in Washington State. Schedule a consultation →