HomeResourcesOther AccountingS-Corp vs. LLC: Which Business Structure Saves San Diego Consultants the Most in Taxes?

S-Corp vs. LLC: Which Business Structure Saves San Diego Consultants the Most in Taxes?

San Diego consultants — should you be an S-Corp or LLC? Accounting Fresh CPA breaks down which structure saves more in taxes for independent consultants and service businesses in Southern California.

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If you’re a consultant running your business in San Diego — whether you’re in Carlsbad, La Jolla, downtown, or anywhere in between — you’ve probably heard this question at a networking event or Chamber of Commerce mixer:

“Should I be an S-Corp or an LLC?”

The short answer: it depends on how much you’re making. The longer answer can save you thousands of dollars a year — and that’s exactly what we’re going to walk through.

At Accounting Fresh, we work with dozens of small business owners across San Diego County, and the S-Corp vs. LLC question is one of the most common things we help clients think through. Let’s break it down in plain English.


First: What’s the Actual Difference?

Both LLCs and S-Corps offer liability protection. Both are pass-through entities for federal income tax purposes — meaning the business profit flows through to your personal return. So what’s the key difference?

Self-employment (SE) tax.

As an LLC (taxed as a sole proprietor or single-member LLC), all of your net profit is subject to self-employment tax — currently 15.3% on the first ~$168,600 and 2.9% above that.

As an S-Corp, you split your income into two buckets:

  1. A reasonable salary — subject to payroll taxes (the equivalent of SE tax)
  2. An owner distribution — not subject to SE tax

That distribution piece is where the savings live.


Real Numbers: What Does This Look Like for a San Diego Consultant?

Let’s say you’re a management consultant, marketing strategist, or IT contractor bringing in $200,000 in net profit this year.

As an LLC (sole prop/SMLLC):

  • SE tax on ~$168,600 = ~$25,795
  • SE tax on remaining $31,400 at 2.9% = ~$910
  • Total SE tax: ~$26,705

As an S-Corp:

  • You pay yourself a reasonable salary of $90,000
  • Payroll taxes on that = ~$13,770
  • Remaining $110,000 is a distribution — no SE tax
  • Total SE/payroll tax: ~$13,770

Potential savings: ~$12,935 per year

That’s not nothing. That’s a vacation, a marketing budget, or a significant chunk of a retirement contribution.


So Why Doesn’t Everyone Become an S-Corp?

Because S-Corps come with real costs and responsibilities. Here’s what you’re signing up for:

Additional complexity includes:

  • Running actual payroll (yes, even for yourself) — this costs money monthly
  • Filing a separate S-Corp tax return (Form 1120-S), typically $500–$1,200+ per year depending on your CPA
  • California’s $800 minimum franchise tax plus an additional 1.5% of net income for S-Corps
  • Stricter IRS scrutiny around “reasonable compensation” — you can’t pay yourself $20K/year and take $180K in distributions

The break-even point in California typically falls around $60,000–$80,000 in net profit. Below that, the cost of operating the S-Corp usually wipes out the tax savings.


What About the California Factor?

This matters a lot if you’re a San Diego business owner. California does not recognize S-Corp status the same way the IRS does — you still pay:

  • 1.5% CA franchise tax on net income as an S-Corp (LLC pays a flat $800 minimum at most income levels)
  • CA FTB estimated taxes throughout the year

For many consultants making under $100K net, the California tax burden erodes a significant portion of the federal SE tax savings. A good San Diego CPA should run your actual numbers before you make the switch.


The Conversion Process (It’s Easier Than You Think)

If you’re already an LLC and the math says S-Corp makes sense, converting is straightforward:

  1. File IRS Form 2553 (S-Corp election) — ideally by March 15 of the year you want it to take effect, or within 75 days of forming a new entity
  2. Set up payroll (we can help with this — it’s one of our core services at Accounting Fresh)
  3. Update your CA FTB registration
  4. Work with your CPA to establish a documented, defensible reasonable compensation

Timing matters. Mid-year elections are possible but require extra paperwork. If you’re thinking about making the switch for 2026, now is the time to have the conversation.


Which Structure Is Right for You?

Here’s a quick guide based on common consultant profiles:

Your SituationLikely Best Fit
Net profit under $60KLLC (keep it simple)
Net profit $60K–$100KRun the numbers — S-Corp might work
Net profit over $100KS-Corp almost always wins
Multiple owners or investorsLLC operating agreement may offer more flexibility
Plan to bring on employees soonS-Corp can integrate cleanly with payroll
High growth, want VC funding laterNeither — you’ll want a C-Corp conversation

The Bottom Line for San Diego Consultants

There’s no universal right answer — but there is a right answer for your specific revenue, your industry, and your goals. The consultants we work with across San Diego County who make the S-Corp switch at the right time typically save $8,000–$15,000 per year in taxes.

That money doesn’t have to go back to the IRS. It can go into a SEP-IRA, fund your next hire, or just stay in your pocket where it belongs.


Ready to Run Your Numbers?

At Accounting Fresh, we’re a full-service CPA firm based in Carlsbad, CA, specializing in small business tax planning, bookkeeping, and CFO advisory services. We work with consultants, contractors, and service-based businesses throughout San Diego County — from Carlsbad and Encinitas down to La Jolla and downtown San Diego.

If you’ve been wondering whether an S-Corp election is right for your business, we’ll tell you straight — no jargon, no upsell, just the actual math.

Schedule a free consultation →

📍 5451 Avenida Encinas, Suite B, Carlsbad, CA 92008
📞 Serving all of San Diego County


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