DJ

Dennis Jay Sherwin, Civil Rights Attorney in Ontario, California

Over 54 years of legal practice · focused on Civil Rights, Insurance, and Litigation

PartneratRose, Klein & Marias LLP

Ontario, CA

Practicing civil rights in Ontario since 1972.

54+
Years practicing
2
Bar admissions

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Quick answer

Dennis Jay Sherwin is a partner based in Ontario, CA. The practice focuses on Civil Rights, Insurance, and Litigation. Dennis has over 54 years of legal experience. Currently practicing at Rose, Klein & Marias LLP.

Based in
Ontario, CA
Experience
over 54 years
Known for
Civil Rights · Insurance · Litigation
  • Handles Civil Rights, Insurance, and Litigation matters from Ontario, CA.
  • Over 54 years of practice as a licensed attorney.

About Dennis Jay Sherwin: Dennis Jay Sherwin is a partner based in Ontario, CA. The practice focuses on Civil Rights, Insurance, and Litigation. Dennis has over 54 years of legal experience. Currently practicing at Rose, Klein & Marias LLP.

Areas of practice

Legal matters Dennis takes on

Dennis concentrates on civil rights, insurance, litigation, and personal injury. Each area below outlines the kind of case Dennis handles, typical outcomes to expect, and how the intake process starts.

Civil Rights cases in Ontario, California

Dennis takes civil rights matters in Ontario, 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 Dennis agrees to represent you.

Insurance cases in Ontario, California

Dennis takes insurance matters in Ontario, 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 Dennis agrees to represent you.

Litigation cases in Ontario, California

Dennis takes litigation matters in Ontario, 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 Dennis agrees to represent you.

Personal Injury cases in Ontario, California

Dennis takes personal injury matters in Ontario, 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 Dennis agrees to represent you.

Biography

Meet Dennis Jay Sherwin — civil rights lawyer in Ontario

Dennis Jay Sherwin is a partner based in Ontario, CA. The practice focuses on Civil Rights, Insurance, and Litigation. Dennis has over 54 years of legal experience. Currently practicing at Rose, Klein & Marias LLP.

Dennis Jay Sherwin is a lawyer practicing personal injury, insurance bad faith, discrimination claims and 1 other area of law. Dennis received a B.A. degree from California State University, Northridge, and has been licensed for 54 years. Dennis practices at Rose, Klein & Marias LLP in Ontario, CA and 1 other location.

Working with Dennis on a civil rights matter

Dennis Jay Sherwin is a lawyer practicing personal injury, insurance bad faith, discrimination claims and 1 other area of law. Dennis received a B.A. degree from California State University, Northridge, and has been licensed for 54 years. Dennis practices at Rose, Klein & Marias LLP in Ontario, CA and 1 other location.

Clients Dennis works with

Dennis reviews new inquiries case-by-case for civil rights, insurance, and litigation matters in Ontario and the surrounding California area.

Credentials

Education, bar admissions, and languages

  • Loyola Marymount University

    J.D. · 1972

  • California State University, Northridge B.A. Psychology

Jurisdictions

Dennis's state bar admissions

  • U.S. District Court,

    1973 · ACTIVE

  • California

    1972 · ACTIVE

Dennis studied at J.D. in Loyola Marymount University and — in California State University, Northridge B.A. Psychology.

Law school and academic background

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

Locations

Dennis Jay Sherwin's office in Ontario

Dennis's primary office is at 3536 Concours, Ste. 210, Ontario, CA, 91764. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Rose, Klein & Marias LLP

3536 Concours, Ste. 210

Ontario, CA 91764

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Client feedback

Client reviews of Dennis Jay Sherwin

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Hiring guide

How to hire Dennis Jay Sherwin — what to expect in your first consultation

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

Consultation formats and pricing

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

Questions to ask a civil rights attorney in Ontario, California

A short list to run through before you commit: How many civil rights 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 Dennis

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

Hourly rates, contingency fees, and flat-fee options

Every civil rights 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. Dennis confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

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

Frequently asked

Frequently asked questions about Dennis Jay Sherwin

  • How much does it cost to hire Dennis for a civil rights case?

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

  • Does Dennis offer a free consultation?

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

  • How long do civil rights cases in California typically take?

    Simple civil rights 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. Dennis gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Dennis take my case if I'm outside Ontario?

    Dennis 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 — Dennis 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 Dennis?

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

  • Is Dennis accepting new civil rights clients right now?

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

Areas served

Civil Rights attorneys serving Ontario, Los Angeles and San Francisco in California

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

More counsel

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