Mark Lawrence O'Connor, Estate Planning Attorney in Fullerton, California
Over 33 years of legal practice · focused on Estate Planning, POA, and Trusts
Fullerton, CA
Practicing estate planning in Fullerton since 1993.
- 33+
- Years practicing
- 1
- Bar admission
Practices in
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Quick answer
Mark Lawrence O'Connor is an attorney based in Fullerton, CA. The practice focuses on Estate Planning, POA, and Trusts. Mark has over 33 years of legal experience.
- Based in
- Fullerton, CA
- Experience
- over 33 years
- Known for
- Estate Planning · POA · Trusts
- Handles Estate Planning, POA, and Trusts matters from Fullerton, CA.
- Over 33 years of practice as a licensed attorney.
About Mark Lawrence O'Connor: Mark Lawrence O'Connor is an attorney based in Fullerton, CA. The practice focuses on Estate Planning, POA, and Trusts. Mark has over 33 years of legal experience.
Areas of practice
Mark's practice areas in Fullerton
Mark concentrates on estate planning, poa, and trusts. Each area below outlines the kind of case Mark handles, typical outcomes to expect, and how the intake process starts.
Estate Planning
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POA
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Trusts
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Estate Planning cases in Fullerton, California
Mark takes estate planning matters in Fullerton, 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 Mark agrees to represent you.
POA cases in Fullerton, California
Mark takes poa matters in Fullerton, 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 Mark agrees to represent you.
Trusts cases in Fullerton, California
Mark takes trusts matters in Fullerton, 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 Mark agrees to represent you.
Biography
Mark Lawrence O'Connor, estate planning attorney serving Fullerton
Mark Lawrence O'Connor is an attorney based in Fullerton, CA. The practice focuses on Estate Planning, POA, and Trusts. Mark has over 33 years of legal experience. Mark works from Fullerton, California and takes on estate planning matters across the region.
Mark Lawrence O'Connor is a lawyer practicing trusts & estates, estate planning, wills & living wills and 2 other areas of law. Mark has been licensed for 33 years. Mark practices in Fullerton, CA.
Mark's approach to estate planning cases
Mark Lawrence O'Connor is a lawyer practicing trusts & estates, estate planning, wills & living wills and 2 other areas of law. Mark has been licensed for 33 years. Mark practices in Fullerton, CA.
Clients Mark works with
Mark reviews new inquiries case-by-case for estate planning, poa, and trusts matters in Fullerton and the surrounding California area.
Credentials
Credentials — where Mark studied and practices
Whittier College School of Law
J.D. · 1993
Jurisdictions
Mark's state bar admissions
California
1993 · ACTIVE
Mark studied at J.D. in Whittier College School of Law.
Law school and academic background
Mark completed J.D. in Whittier College School of Law. Formal legal training is one signal of substantive knowledge — the day-to-day practice Mark runs in California is where that training gets applied to real client questions.
Locations
Mark Lawrence O'Connor's office in Fullerton
Mark's primary office is at 215 East Commonwealth Avenue, Fullerton, CA, 92832-1957. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Mark Lawrence O'Connor
Mark has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.
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Schedule your consultationHiring guide
How to hire Mark Lawrence O'Connor — what to expect in your first consultation
Working with a new estate planning attorney should feel structured. Here's how the first two conversations with Mark usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Mark charges for the initial consult. That fee is credited toward representation if you retain Mark'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; Mark will tell you what matters and what doesn't.
Questions to ask a estate planning attorney in Fullerton, California
A short list to run through before you commit: How many estate planning 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 Mark
Mark discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in estate planning practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every estate planning 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. Mark confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Mark's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many estate planning practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Mark Lawrence O'Connor
How much does it cost to hire Mark for a estate planning case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Mark walks through the likely range during the consult so there are no surprises.
Does Mark offer a free consultation?
Mark charges for the initial consult; that fee is credited toward representation if you retain Mark's office. Some estate planning attorneys offer free consults — check Mark's current terms during booking.
How long do estate planning cases in California typically take?
Simple estate planning 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. Mark gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Mark take my case if I'm outside Fullerton?
Mark 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 — Mark 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 Mark?
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. Mark will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Mark accepting new estate planning clients right now?
Mark's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Estate Planning attorneys serving Fullerton, Los Angeles and San Francisco in California
Mark handles estate planning matters throughout California. Each city below is a direct link into the search page for verified estate planning attorneys in that community.
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