Patrick Kevin O'Brien

Patrick Kevin O'Brien, Business Attorney in Petaluma, California

Over 33 years of legal practice · focused on Business, Employment, and Franchise · 4.9/5 rating from 5 verified client reviews

Managing PartneratO’Brien Law P.C.

Petaluma, CA

Practicing business in Petaluma since 1993.

33+
Years practicing
4.9 ★
5 client reviews
1
Bar admission

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Quick answer

Patrick Kevin O'Brien is a managing partner based in Petaluma, CA. The practice focuses on Business, Employment, and Franchise. Patrick has over 33 years of legal experience. Currently practicing at O’Brien Law P.C.. Rated 4.9 out of 5 from 5 client reviews.

Based in
Petaluma, CA
Experience
over 33 years
Known for
Business · Employment · Franchise
  • Handles Business, Employment, and Franchise matters from Petaluma, CA.
  • Over 33 years of practice as a licensed attorney.
  • Recognized with Peer Reviewed.

About Patrick Kevin O'Brien: Patrick Kevin O'Brien is a managing partner based in Petaluma, CA. The practice focuses on Business, Employment, and Franchise. Patrick has over 33 years of legal experience. Currently practicing at O’Brien Law P.C.. Rated 4.9 out of 5 from 5 client reviews.

Areas of practice

Practice areas handled by Patrick Kevin O'Brien

Patrick concentrates on business, employment, franchise, litigation, and personal injury. Each area below outlines the kind of case Patrick handles, typical outcomes to expect, and how the intake process starts.

Business cases in Petaluma, California

Patrick takes business matters in Petaluma, 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 Patrick agrees to represent you.

Employment cases in Petaluma, California

Patrick takes employment matters in Petaluma, 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 Patrick agrees to represent you.

Franchise cases in Petaluma, California

Patrick takes franchise matters in Petaluma, 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 Patrick agrees to represent you.

Litigation cases in Petaluma, California

Patrick takes litigation matters in Petaluma, 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 Patrick agrees to represent you.

Personal Injury cases in Petaluma, California

Patrick takes personal injury matters in Petaluma, 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 Patrick agrees to represent you.

Biography

About Patrick Kevin O'Brien — Over 33 years of California business experience

Patrick Kevin O'Brien is a managing partner based in Petaluma, CA. The practice focuses on Business, Employment, and Franchise. Patrick has over 33 years of legal experience. Currently practicing at O’Brien Law P.C.. Rated 4.9 out of 5 from 5 client reviews.

Patrick Kevin O'Brien is a lawyer practicing civil litigation, franchise law, business litigation and 4 other areas of law. Patrick received a B.A. degree from Loyola Marymount University in 1990, and has been licensed for 33 years. Patrick practices at O’Brien Law P.C. in Petaluma, CA.

Patrick's approach to business cases

Patrick Kevin O'Brien is a lawyer practicing civil litigation, franchise law, business litigation and 4 other areas of law. Patrick received a B.A. degree from Loyola Marymount University in 1990, and has been licensed for 33 years. Patrick practices at O’Brien Law P.C. in Petaluma, CA.

The kind of cases Patrick takes

Patrick reviews new inquiries case-by-case for business, employment, and franchise matters in Petaluma and the surrounding California area.

Credentials

Patrick Kevin O'Brien's legal education and bar admissions

  • Gonzaga University

    J.D. · 1993

  • Loyola Marymount University

    B.A. · 1990

Jurisdictions

Patrick's state bar admissions

  • California

    1993 · ACTIVE

Patrick studied at J.D. in Gonzaga University and B.A. in Loyola Marymount University.

Law school and academic background

Patrick completed J.D. in Gonzaga University and B.A. in Loyola Marymount University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Patrick runs in California is where that training gets applied to real client questions.

Recognition

Awards, publications, and recognition of Patrick Kevin O'Brien

Patrick has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • Peer Reviewed

Legal awards and honors

Peer Reviewed.

Locations

Patrick Kevin O'Brien's office in Petaluma

Patrick's primary office is at 755 Baywood Drive, Suite 380, Petaluma, CA, 94954. In-person meetings are by appointment; a phone intake usually comes first.

Main office

O’Brien Law P.C.

755 Baywood Drive, Suite 380

Petaluma, CA 94954

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Client feedback

Client reviews of Patrick Kevin O'Brien — 4.9/5 rating from 5 verified client reviews

Every review below is from a verified client of Patrick. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Petaluma.

4.9

5 client reviews

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Patrick Kevin O'Brien claims this profile.

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Hiring guide

How to hire Patrick Kevin O'Brien — what to expect in your first consultation

Working with a new business attorney should feel structured. Here's how the first two conversations with Patrick usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Patrick charges for the initial consult. That fee is credited toward representation if you retain Patrick'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; Patrick will tell you what matters and what doesn't.

Questions to ask a business attorney in Petaluma, California

A short list to run through before you commit: How many business 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 Patrick

Patrick discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in business practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every business 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. Patrick confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Patrick's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many business practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Patrick Kevin O'Brien

  • How much does it cost to hire Patrick for a business case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Patrick walks through the likely range during the consult so there are no surprises.

  • Does Patrick offer a free consultation?

    Patrick charges for the initial consult; that fee is credited toward representation if you retain Patrick's office. Some business attorneys offer free consults — check Patrick's current terms during booking.

  • How long do business cases in California typically take?

    Simple business 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. Patrick gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Patrick take my case if I'm outside Petaluma?

    Patrick 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 — Patrick 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 Patrick?

    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. Patrick will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Patrick accepting new business clients right now?

    Patrick's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

Business attorneys serving Petaluma, Los Angeles and San Francisco in California

Patrick handles business matters throughout California. Each city below is a direct link into the search page for verified business attorneys in that community.

More counsel

If Patrick's intake is full or the fit isn't right, these business attorneys in Petaluma handle similar matters. Every profile below is verified and open to consultations.