William Diaz, Class Action Attorney in Thousand Oaks, California
Over 26 years of legal practice · focused on Class Action, General, and Health Care
Partner
Thousand Oaks, CA
Practicing class action in Thousand Oaks since 2000.
- 26+
- Years practicing
- 4
- Bar admissions
Practices in
Are you William Diaz?
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Quick answer
William Diaz is a partner based in Thousand Oaks, CA. The practice focuses on Class Action, General, and Health Care. William has over 26 years of legal experience.
- Based in
- Thousand Oaks, CA
- Experience
- over 26 years
- Known for
- Class Action · General · Health Care
- Handles Class Action, General, and Health Care matters from Thousand Oaks, CA.
- Over 26 years of practice as a licensed attorney.
About William Diaz: William Diaz is a partner based in Thousand Oaks, CA. The practice focuses on Class Action, General, and Health Care. William has over 26 years of legal experience.
Areas of practice
William's practice areas in Thousand Oaks
William concentrates on class action, general, health care, ip, and m&a. Each area below outlines the kind of case William handles, typical outcomes to expect, and how the intake process starts.
Class Action
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General
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Health Care
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IP
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M&A
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Trade Secrets
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Class Action cases in Thousand Oaks, California
William takes class action matters in Thousand Oaks, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
General cases in Thousand Oaks, California
William takes general matters in Thousand Oaks, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Health Care cases in Thousand Oaks, California
William takes health care matters in Thousand Oaks, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
IP cases in Thousand Oaks, California
William takes ip matters in Thousand Oaks, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
M&A cases in Thousand Oaks, California
William takes m&a matters in Thousand Oaks, California. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before William agrees to represent you.
Biography
William Diaz, class action attorney serving Thousand Oaks
William Diaz is a partner based in Thousand Oaks, CA. The practice focuses on Class Action, General, and Health Care. William has over 26 years of legal experience. William works from Thousand Oaks, California and takes on class action matters across the region.
William Diaz is a lawyer practicing antitrust & competition, antitrust - ip, distribution practices and strategies and 9 other areas of law. William received a B.S. degree from University of Florida in 1997, and has been licensed for 26 years. William practices in Thousand Oaks, CA.
How William handles class action matters
William Diaz is a lawyer practicing antitrust & competition, antitrust - ip, distribution practices and strategies and 9 other areas of law. William received a B.S. degree from University of Florida in 1997, and has been licensed for 26 years. William practices in Thousand Oaks, CA.
Who William represents
William reviews new inquiries case-by-case for class action, general, and health care matters in Thousand Oaks and the surrounding California area.
Credentials
Credentials — where William studied and practices
Georgetown University Law Center
J.D. · 2000
University of Florida
B.S. · 1997
Jurisdictions
William's state bar admissions
California
2004 · ACTIVE
California
2004 · ACTIVE
District of Columbia
2003 · ACTIVE
Maryland
2000 · ACTIVE
William studied at J.D. in Georgetown University Law Center and B.S. in University of Florida.
Law school and academic background
William completed J.D. in Georgetown University Law Center and B.S. in University of Florida. Formal legal training is one signal of substantive knowledge — the day-to-day practice William runs in California is where that training gets applied to real client questions.
Locations
William Diaz's office in Thousand Oaks
William's primary office is at 1 Amgen Center Dr, Thousand Oaks, CA, 91320-1730. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of William Diaz
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Schedule your consultationHiring guide
How to hire William Diaz — what to expect in your first consultation
Working with a new class action attorney should feel structured. Here's how the first two conversations with William usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
William charges for the initial consult. That fee is credited toward representation if you retain William's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; William will tell you what matters and what doesn't.
Questions to ask a class action attorney in Thousand Oaks, California
A short list to run through before you commit: How many class action matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for William
William discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in class action practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every class action matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. William confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
William's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many class action practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about William Diaz
How much does it cost to hire William for a class action case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. William walks through the likely range during the consult so there are no surprises.
Does William offer a free consultation?
William charges for the initial consult; that fee is credited toward representation if you retain William's office. Some class action attorneys offer free consults — check William's current terms during booking.
How long do class action cases in California typically take?
Simple class action matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. William gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can William take my case if I'm outside Thousand Oaks?
William is licensed in California. Matters governed by California law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — William will tell you if the case is a fit or refer you to someone closer to your court.
What should I bring to my first meeting with William?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. William will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is William accepting new class action clients right now?
William's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Class Action attorneys serving Thousand Oaks, Los Angeles and San Francisco in California
William handles class action matters throughout California. Each city below is a direct link into the search page for verified class action attorneys in that community.
- Thousand Oaks442 attorneys
- Los Angeles39,975 attorneys
- San Francisco26,380 attorneys
- San Diego16,903 attorneys
- Sacramento10,561 attorneys
- Irvine6,831 attorneys
- Oakland5,709 attorneys
- San Jose5,009 attorneys
- Palo Alto4,084 attorneys
- Beverly Hills3,348 attorneys
- Newport Beach3,106 attorneys
- Pasadena2,894 attorneys
More counsel
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