Mary Patricia Derner, ADR Attorney in Santa Rosa, California
Over 37 years of legal practice · focused on ADR, General, and Insurance · 4.0/5 rating from 1 verified client review
Of CounselatSpaulding McCullough & Tansil LLP
Santa Rosa, CA
Practicing adr in Santa Rosa since 1989.
- 37+
- Years practicing
- 4.0 ★
- 1 client review
- 2
- Bar admissions
Practices in
Are you Mary Patricia Derner?
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Quick answer
Mary Patricia Derner is an of counsel based in Santa Rosa, CA. The practice focuses on ADR, General, and Insurance. Mary has over 37 years of legal experience. Currently practicing at Spaulding McCullough & Tansil LLP. Rated 4.0 out of 5 from 1 client review.
- Based in
- Santa Rosa, CA
- Experience
- over 37 years
- Known for
- ADR · General · Insurance
- Handles ADR, General, and Insurance matters from Santa Rosa, CA.
- Over 37 years of practice as a licensed attorney.
- Recognized with Peer Reviewed.
About Mary Patricia Derner: Mary Patricia Derner is an of counsel based in Santa Rosa, CA. The practice focuses on ADR, General, and Insurance. Mary has over 37 years of legal experience. Currently practicing at Spaulding McCullough & Tansil LLP. Rated 4.0 out of 5 from 1 client review.
Areas of practice
Legal matters Mary takes on
Mary concentrates on adr, general, insurance, and litigation. Each area below outlines the kind of case Mary handles, typical outcomes to expect, and how the intake process starts.
ADR
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General
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Insurance
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Litigation
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ADR cases in Santa Rosa, California
Mary takes adr matters in Santa Rosa, 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 Mary agrees to represent you.
General cases in Santa Rosa, California
Mary takes general matters in Santa Rosa, 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 Mary agrees to represent you.
Insurance cases in Santa Rosa, California
Mary takes insurance matters in Santa Rosa, 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 Mary agrees to represent you.
Litigation cases in Santa Rosa, California
Mary takes litigation matters in Santa Rosa, 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 Mary agrees to represent you.
Biography
Meet Mary Patricia Derner — adr lawyer in Santa Rosa
Mary Patricia Derner is an of counsel based in Santa Rosa, CA. The practice focuses on ADR, General, and Insurance. Mary has over 37 years of legal experience. Currently practicing at Spaulding McCullough & Tansil LLP. Rated 4.0 out of 5 from 1 client review.
Mary Patricia Derner is a lawyer practicing litigation, insurance, coverage analysis and 4 other areas of law. Mary received a B.A. degree from University of California at Santa Barbara in 1985, and has been licensed for 37 years. Mary practices at Spaulding McCullough & Tansil LLP in Santa Rosa, CA.
How Mary handles adr matters
Mary Patricia Derner is a lawyer practicing litigation, insurance, coverage analysis and 4 other areas of law. Mary received a B.A. degree from University of California at Santa Barbara in 1985, and has been licensed for 37 years. Mary practices at Spaulding McCullough & Tansil LLP in Santa Rosa, CA.
The kind of cases Mary takes
Mary reviews new inquiries case-by-case for adr, general, and insurance matters in Santa Rosa and the surrounding California area.
Credentials
Education, bar admissions, and languages
University of California, Hastings College of the Law
J.D. · 1989
University of California at Santa Barbara
B.A. · 1985
Jurisdictions
Mary's state bar admissions
U.S. Court of Appeal
1989 · ACTIVE
California
1989 · ACTIVE
Mary studied at J.D. in University of California, Hastings College of the Law and B.A. in University of California at Santa Barbara.
Law school and academic background
Mary completed J.D. in University of California, Hastings College of the Law and B.A. in University of California at Santa Barbara. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mary runs in California is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
Mary has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
Peer Reviewed
Legal awards and honors
Peer Reviewed.
Affiliations
Mary's professional memberships and bar associations
Sonoma County Bar Association
membership
Locations
Mary Patricia Derner's office in Santa Rosa
Mary's primary office is at 90 South E St., Ste. 200, Santa Rosa, CA, 95404. In-person meetings are by appointment; a phone intake usually comes first.
Spaulding McCullough & Tansil LLP
90 South E St., Ste. 200
Santa Rosa, CA 95404
Open in Google MapsClient feedback
Client reviews of Mary Patricia Derner — 4.0/5 rating from 1 verified client review
Every review below is from a verified client of Mary. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing adr attorneys in Santa Rosa.
4.0
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Mary Patricia Derner claims this profile.
Read all reviewsHiring guide
How to hire Mary Patricia Derner — what to expect in your first consultation
Working with a new adr attorney should feel structured. Here's how the first two conversations with Mary usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Mary charges for the initial consult. That fee is credited toward representation if you retain Mary'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; Mary will tell you what matters and what doesn't.
Questions to ask a adr attorney in Santa Rosa, California
A short list to run through before you commit: How many adr 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 Mary
Mary discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in adr practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every adr 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. Mary confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Mary's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many adr practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Mary Patricia Derner
How much does it cost to hire Mary for a adr case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Mary walks through the likely range during the consult so there are no surprises.
Does Mary offer a free consultation?
Mary charges for the initial consult; that fee is credited toward representation if you retain Mary's office. Some adr attorneys offer free consults — check Mary's current terms during booking.
How long do adr cases in California typically take?
Simple adr 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. Mary gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Mary take my case if I'm outside Santa Rosa?
Mary 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 — Mary 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 Mary?
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. Mary will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Mary accepting new adr clients right now?
Mary's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
ADR attorneys serving Santa Rosa, Los Angeles and San Francisco in California
Mary handles adr matters throughout California. Each city below is a direct link into the search page for verified adr attorneys in that community.
- Santa Rosa1,482 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
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