Forming an LLC, S-corp, or Delaware C-corp in Silicon Valley? The entity choice you make in week one ripples into your taxes, your fundraising, and your exit.

Top 10 LLC Formation Lawyers in San Jose

San Jose sits in Santa Clara County — the densest startup market in the world. The right business-formation lawyer knows the difference between a California LLC, a California S-corp, and a Delaware C-corp Series Seed package, and picks the structure that matches how you actually plan to grow.

San Jose is the legal market closest to Silicon Valley's capital — and the depth of business-formation expertise here is unusual. The 10 firms below all have real, verifiable San Jose presence, peer recognition (Best Lawyers, Super Lawyers, Chambers, Martindale-Hubbell), and documented startup and small-business work. Some are AmLaw 100 firms that handle billion-dollar IPOs; others are boutiques that close a Delaware C-corp for $4,000 and never push you upmarket. Read the positioning carefully — the right firm for a $50K bootstrapped LLC is rarely the right firm for a $30M Series A.

How we picked these 10: We reviewed peer rankings (Best Lawyers, Super Lawyers, Chambers and Partners, Martindale-Hubbell, Florida Bar Board Certification where applicable), Avvo and Justia ratings, client review patterns, and bar association recognition. Firms that appeared consistently across at least two independent sources made the list. We do not accept payment for placement and we do not write sponsored reviews. More on our methodology →

About this list

San Jose is a founder's market. The Santa Clara County Clerk-Recorder, the California Secretary of State in Sacramento, and the U.S. Patent and Trademark Office's Silicon Valley campus all sit within an hour. That density is good for founders — it also means the firms in this city see far more startup formations per year than firms in most markets, and they price accordingly. A single-member California LLC typically runs $750 to $1,800 in attorney fees plus the $70 state filing and the $800 annual minimum franchise tax. A Delaware C-corp Series Seed package — formation, founder vesting, 83(b) elections, equity incentive plan, IP assignments, friends-and-family note — typically runs $4,500 to $9,500. A full Series A package can run $25,000 to $75,000 in legal fees on the company side. The right firm matches your stage, your fundraising horizon, and your exit plan.
1

Wilson Sonsini Goodrich & Rosati

Founded 1961 BigLaw (1,000+ attorneys)

Practice focus: Venture-backed startup formation, IPOs, late-stage growth

The original Silicon Valley startup firm — orchestrated Apple's 1980 IPO and remains the AmLaw 100 standard for venture-track companies.

Why they made the list: Best Lawyers "Law Firm of the Year" multiple years in Venture Capital Law. Chambers USA Band 1 in Startups & Emerging Companies (California). Headquartered in Palo Alto with major San Jose-area presence.

Fee structure
Hourly ($1,100–$1,600/hr partner)
Free consultation
Initial inquiry
Request Free Consultation →
2

Fenwick & West LLP

Founded 1972 BigLaw (400+ attorneys)

Practice focus: Technology and life sciences formation, venture financings, M&A

Founded in Mountain View in 1972 — represented Facebook in the largest tech IPO in history. Co-leader with Wilson Sonsini in pure startup market share.

Why they made the list: Chambers USA Band 1 in Startups & Emerging Companies. Recognized on Bloomberg Law's top firms for startups list. Long history with Cisco, Apple, and Symantec.

Fee structure
Hourly ($950–$1,500/hr partner)
Free consultation
Initial inquiry
Request Free Consultation →
3

Cooley LLP

Founded 1920 BigLaw (1,400+ attorneys)

Practice focus: Startup formation, venture financings, IPOs

Represents roughly 35% of U.S. companies on the WSJ Billion Dollar Startup Club — Uber and SpaceX among them. Cooley GO is widely used as a founder resource.

Why they made the list: Chambers USA Band 1 in Startups & Emerging Companies. Best Lawyers ranked across Venture Capital, M&A, and IP. Palo Alto office serves greater San Jose.

Fee structure
Hourly ($1,000–$1,600/hr partner)
Free consultation
Initial inquiry
Request Free Consultation →
4

Structure Law Group, LLP

Founded 2003 Mid-size

Practice focus: LLC and corporate formation, M&A, commercial transactions

San Jose-headquartered business law firm with offices in Los Angeles, Austin, and Portland. Solid mid-market alternative to the Valley AmLaw firms for founders who don't want partner rates above $1,000.

Why they made the list: Listed in Best Lawyers and Super Lawyers across Business Litigation and Corporate Law. Strong practice in California LLCs and closely-held business structuring.

Fee structure
Flat / Hourly
Free consultation
Initial inquiry
Request Free Consultation →
5

Richard Burt Professional Law Corporation

Founded 1985 Solo/Boutique

Practice focus: Closely-held business entity formation, LLC and corporate structuring

AV Preeminent rated by Martindale-Hubbell. Forty-plus years working with Silicon Valley closely-held companies, founders, professionals, and real estate investors.

Why they made the list: Martindale-Hubbell AV Preeminent (highest rating). Decades of San Jose practice. Strong fit for founders who want a senior solo running the work — not a senior partner billing through associates.

Fee structure
Hourly / Flat
Free consultation
Initial inquiry
Request Free Consultation →
6

Silicon Valley Law Group

Founded 1991 Mid-size

Practice focus: Corporate and securities, business formation, IP, business litigation

San Jose firm with 30+ years serving Silicon Valley, the Bay Area, and international clients. Practical alternative for tech founders who want full-service counsel without AmLaw pricing.

Why they made the list: Best Lawyers and Super Lawyers recognitions across Corporate, IP, and Business Litigation. Long-standing presence on N. First Street in San Jose.

Fee structure
Hourly
Free consultation
Initial inquiry
Request Free Consultation →
7

John D. Teter Law Offices

Founded 1990s Boutique

Practice focus: Business formation, tax structuring, federal and California tax matters

30+ years of San Jose practice. Strong fit when entity choice and tax are intertwined — S-corp election timing, reasonable-compensation strategy, multi-entity structuring.

Why they made the list: Federal and California Bar admitted. Represents clients before the IRS, EDD, BOE, and FTB. Long Avvo and Justia presence with consistent client reviews.

Fee structure
Hourly
Free consultation
Initial inquiry
Request Free Consultation →
8

Strategy Law LLP

Founded 2003 Boutique

Practice focus: Startup and small business formation, employment counseling, real estate, commercial

San Jose-based firm serving startups, entrepreneurs, and established companies. Practical, transactional shop — not a pure venture firm, but a strong fit for non-VC-track businesses.

Why they made the list: Listed in Super Lawyers and Best Lawyers across Business Law and Commercial Litigation. Multiple AV-rated partners.

Fee structure
Hourly / Flat
Free consultation
Initial inquiry
Request Free Consultation →
9

SAC Attorneys LLP

Founded 2000s Mid-size

Practice focus: Business formation, contract law, IP, immigration, employment

San Jose firm with a broad business-law bench. Practical for founders who want one firm covering formation, contracts, and routine employment work.

Why they made the list: Avvo and Justia presence with sustained client reviews. Listed in Justia's San Jose business-law directory. Multilingual practice serving Silicon Valley's international founders.

Fee structure
Hourly / Flat
Free consultation
Initial inquiry
Request Free Consultation →
10

Silicon Valley Technology Law (SVT)

Founded 2010s Boutique

Practice focus: Tech startup formation, GC services, contracts, M&A

Led by Thomas McKeever, a former in-house general counsel at companies ranging from $1M to $1B in revenue. Operational fit for founders who want outside-GC-style counsel rather than transactional billing only.

Why they made the list: San Jose practice. Avvo profile with consistent client reviews. Specializes in formation through Series A range for technology companies.

Fee structure
Flat / Hourly
Free consultation
Initial inquiry
Request Free Consultation →

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How to choose between them

For a Silicon Valley formation, the signals that predict a good fit:

How many Series A closings have they done in the last 12 months? If you plan to raise, you want a lawyer whose calendar reflects current term-sheet practice — not someone who closed two seed rounds in 2019 and reads the rest in newsletters.

Do they use modern documents? NVCA model docs for venture financings, YC SAFEs (post-money or pre-money — they will tell you the difference), Cooley GO templates or equivalent. If a firm is hand-rolling a 2018 vintage seed convertible note, ask why.

What is the partner's actual involvement? Many Valley firms have associates run formations under partner supervision. That's fine — but get a name and an email for the senior associate, and ask in writing how partner time is billed.

Do they have a flat-fee package? For pre-Series-A work most reputable Valley firms offer fixed pricing. If everything is hourly with no cap, you may face a surprise invoice.

What business formation work typically costs in San Jose

Real San Jose ranges for 2026:

  • Single-member California LLC, basic. $750–$1,500 flat. Articles of Organization, operating agreement, EIN, statement of information.
  • Multi-member LLC with custom operating agreement. $1,500–$4,500. Adds capital contributions, distributions, manager vs. member-managed, buy-sell provisions.
  • California S-corp election. $1,200–$2,500. Articles of Incorporation, bylaws, IRS Form 2553, payroll setup advice.
  • Delaware C-corp Series Seed package. $4,500–$9,500. Incorporation, founder stock issuance with vesting, 83(b) filings, IP assignment agreements, equity incentive plan, advisor and employee templates.
  • Series A representation (company side). $25,000–$75,000. Term sheet negotiation, charter and bylaws amendments, voting agreement, ROFR, IRA, financing schedules, closing.
  • Hourly partner rates at boutique firms run $450–$750. At AmLaw 100 firms in the Valley (Wilson Sonsini, Fenwick, Cooley) partner rates are $1,100–$1,600.

How long it takes

Realistic timing for a San Jose formation:

  • California LLC. 2–3 weeks from kickoff to fully papered. The state's online filing is approved in 5–8 business days; bank account setup and operating agreement drafting are the bottleneck.
  • Delaware C-corp Series Seed package. 3–5 weeks. The Delaware filing is same-day if you pay the expedite fee. Stock issuance with vesting and the 83(b) mailing window drive the calendar.
  • S-corp election. The Form 2553 has a 75-day post-formation window; most firms file it within the first 30 days.
  • Series A close. 8–14 weeks from term sheet to closing once a lead investor commits. Diligence, IP audits, and option-pool true-ups extend timelines.

What's specific about starting a business in San Jose

California vs. Delaware. If you plan to operate only in California and raise no outside money, a California LLC is usually the right answer. If you plan to raise venture capital, a Delaware C-corp is the standard — every major Silicon Valley VC's term sheet expects it. The conversion from California LLC to Delaware C-corp later is doable but adds 60–90 days and $3,000–$8,000 in legal work, so most founders who think they will raise pick Delaware from day one.

The 83(b) deadline is unforgiving. Founder stock subject to vesting needs an 83(b) election filed with the IRS within 30 days of grant. Miss it and you pay ordinary income tax on every vesting tranche at then-current valuation. A good formation lawyer files this for you on the day stock is issued.

California's $800 minimum franchise tax applies to LLCs and corporations the first year they exist (with a first-year exemption for LLCs through 2026 in some cases — confirm with counsel) and every year thereafter. Plan it into your cash budget.

Local courts that matter. Santa Clara County Superior Court at the Downtown Superior Courthouse on West Hedding Street hears most business disputes that stay in state court. The U.S. District Court for the Northern District of California — San Jose Division at Robert F. Peckham Federal Building handles federal cases, including most patent and securities matters.

Red flags to watch for when picking a business formation lawyer in San Jose

Most San Jose business formation firms on Google are competent. A few are problematic. The patterns to avoid:

Guaranteed outcomes. No ethical attorney can guarantee a result. If a firm promises a specific recovery, dismissal, or filing outcome, walk away.

The disappearing partner. You meet a senior partner at intake, then never speak to them again. The work is handled by an unsupervised junior or a paralegal. Ask in writing who will be your day-to-day attorney.

Pressure to sign immediately. Reputable firms give you the retainer in writing, time to read it, and the option to take it home. High-pressure intake is almost always a sign of a volume mill, not a craftsperson's practice.

No verifiable track record. The firm should be able to point to peer rankings, board certifications, bar recognitions, or documented matters. "We've helped thousands of clients" is marketing copy.

Vague fee terms. "Don't worry about cost" is a red flag. Every legitimate San Jose lawyer will give you a written engagement letter with the fee structure, what's covered, what triggers extra charges, and what happens if you fire them.

10 questions to ask in your free consultation

Most San Jose firms on this list offer a free initial inquiry call. Use it. Bring a list of questions and write down the answers. Compare across at least two firms before you sign.

  1. Who, specifically, will handle my matter day-to-day? Get a name. Get an email.
  2. How many matters like mine have you handled in the last three years? You want a number, not a brochure line.
  3. What is your fee, and what does it cover? Get the answer in writing before you sign.
  4. What case expenses am I responsible for, and when? Out-of-pocket costs surprise people. Ask now.
  5. What is the realistic range of outcomes for a matter like mine? A good lawyer will give you a range. A bad one will promise the high end.
  6. How long will it take? Honest estimate, with the assumptions stated.
  7. Who else might be involved? Experts? Co-counsel? Larger matters routinely involve outside experts. Know who's on the team.
  8. How and how often will I hear from you? Email-only? Calls? Monthly updates? Set the expectation now.
  9. What happens if I want to change lawyers later? Rules allow it; the fee is sorted between firms. Make sure you understand the mechanics.
  10. What's the worst-case outcome for my matter? A lawyer who refuses to discuss downside risk is selling you something.

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Frequently asked questions

California LLC or Delaware C-corp?

If you plan to raise venture capital, Delaware C-corp from day one. If you will operate only in California and stay self-funded, a California LLC is cheaper and simpler. Conversion is doable but adds 60–90 days and $3,000–$8,000 later.

How much does it cost to form a business in San Jose?

Single-member California LLC: $750–$1,500 flat in legal fees plus the $70 state filing and the $800 annual minimum franchise tax. Delaware C-corp Series Seed package: $4,500–$9,500. Series A representation: $25,000–$75,000 on the company side.

Do I need an 83(b) election?

If you receive stock subject to vesting (which is nearly every founder situation), yes. The IRS deadline is 30 days from the grant date — missing it costs you ordinary income tax on every future vesting tranche at then-current valuation. A formation lawyer files it for you.

What is California's $800 minimum franchise tax?

California charges every LLC and corporation that exists during the year an $800 minimum, due whether or not the entity earned money. Some first-year LLC exemptions apply through 2026 — confirm with counsel before you rely on them.

Should I use Wilson Sonsini for a bootstrapped LLC?

Almost certainly not. The AmLaw 100 firms in the Valley are built to serve venture-track companies and price accordingly. For a self-funded California LLC, a boutique like Richard Burt or Strategy Law is a better fit.

Can a San Jose lawyer form a Delaware corporation?

Yes. Almost every San Jose formation firm forms Delaware C-corps regularly — most Silicon Valley startups are Delaware entities operating in California.

How long does a formation take?

California LLC: 2–3 weeks. Delaware C-corp Series Seed package: 3–5 weeks. Series A close: 8–14 weeks from term sheet to wire.

Do I need an operating agreement for a single-member LLC?

Yes. Even though California does not require it, an operating agreement defines management, distributions, and what happens at sale or death. Banks frequently ask to see one before opening a business account.

One last thing. Choosing a lawyer is personal. Read the reviews. Call two or three firms before you sign. Ask each one: How many matters like mine have you handled in the last three years? The answer tells you a lot. — The LawFirmSquare team