
Jason Paul Casero, ADR Attorney in Irvine, California
Over 20 years of legal practice · focused on ADR, Appellate, and Business
Senior Trial AttorneyatCallahan Blaine
Irvine, CA
Practicing adr in Irvine since 2006.
- 20+
- Years practicing
- 3
- Bar admissions
Are you Jason Paul Casero?
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Quick answer
Jason Paul Casero is a senior trial attorney based in Irvine, CA. The practice focuses on ADR, Appellate, and Business. Jason has over 20 years of legal experience. Currently practicing at Callahan Blaine.
- Based in
- Irvine, CA
- Experience
- over 20 years
- Known for
- ADR · Appellate · Business
- Handles ADR, Appellate, and Business matters from Irvine, CA.
- Over 20 years of practice as a licensed attorney.
About Jason Paul Casero: Jason Paul Casero is a senior trial attorney based in Irvine, CA. The practice focuses on ADR, Appellate, and Business. Jason has over 20 years of legal experience. Currently practicing at Callahan Blaine.
Areas of practice
Jason's practice areas in Irvine
Jason concentrates on adr, appellate, business, general, and international. Each area below outlines the kind of case Jason handles, typical outcomes to expect, and how the intake process starts.
ADR
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Appellate
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Business
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General
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International
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IP
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Litigation
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Personal Injury
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Real Estate
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ADR cases in Irvine, California
Jason takes adr matters in Irvine, 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 Jason agrees to represent you.
Appellate cases in Irvine, California
Jason takes appellate matters in Irvine, 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 Jason agrees to represent you.
Business cases in Irvine, California
Jason takes business matters in Irvine, 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 Jason agrees to represent you.
General cases in Irvine, California
Jason takes general matters in Irvine, 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 Jason agrees to represent you.
International cases in Irvine, California
Jason takes international matters in Irvine, 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 Jason agrees to represent you.
Biography
Jason Paul Casero, adr attorney serving Irvine
Jason Paul Casero is a senior trial attorney based in Irvine, CA. The practice focuses on ADR, Appellate, and Business. Jason has over 20 years of legal experience. Currently practicing at Callahan Blaine. Jason works from Irvine, California and takes on adr matters across the region.
Jason Paul Casero is a lawyer practicing appellate, financial services litigation, international arbitration and 4 other areas of law. Jason received a B.A. degree from University of Houston in 1998, and has been licensed for 20 years. Jason practices at Callahan & Blaine in Irvine, CA.
Working with Jason on a adr matter
Jason Paul Casero is a lawyer practicing appellate, financial services litigation, international arbitration and 4 other areas of law. Jason received a B.A. degree from University of Houston in 1998, and has been licensed for 20 years. Jason practices at Callahan & Blaine in Irvine, CA.
Who Jason represents
Jason reviews new inquiries case-by-case for adr, appellate, and business matters in Irvine and the surrounding California area.
Credentials
Credentials — where Jason studied and practices
Boston College Law School
J.D. · 2005
University of Houston
B.A. · 1998
Jurisdictions
Jason's state bar admissions
Texas
2012 · ACTIVE
California U.S. Dist
2009 · ACTIVE
New York
2006 · ACTIVE
Jason studied at J.D. in Boston College Law School and B.A. in University of Houston.
Law school and academic background
Jason completed J.D. in Boston College Law School and B.A. in University of Houston. Formal legal training is one signal of substantive knowledge — the day-to-day practice Jason runs in California is where that training gets applied to real client questions.
Locations
Jason Paul Casero's office in Irvine
Jason's primary office is at 19900 MacArthur Blvd, Suite 1200, Irvine, CA, 92612. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Jason Paul Casero
Jason 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 Jason Paul Casero — what to expect in your first consultation
Working with a new adr attorney should feel structured. Here's how the first two conversations with Jason usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Jason charges for the initial consult. That fee is credited toward representation if you retain Jason'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; Jason will tell you what matters and what doesn't.
Questions to ask a adr attorney in Irvine, 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 Jason
Jason 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. Jason confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Jason'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 Jason Paul Casero
How much does it cost to hire Jason for a adr case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Jason walks through the likely range during the consult so there are no surprises.
Does Jason offer a free consultation?
Jason charges for the initial consult; that fee is credited toward representation if you retain Jason's office. Some adr attorneys offer free consults — check Jason'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. Jason gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Jason take my case if I'm outside Irvine?
Jason 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 — Jason 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 Jason?
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. Jason will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Jason accepting new adr clients right now?
Jason'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 Irvine, Los Angeles and San Francisco in California
Jason handles adr matters throughout California. Each city below is a direct link into the search page for verified adr attorneys in that community.
- Irvine6,831 attorneys
- Los Angeles39,975 attorneys
- San Francisco26,380 attorneys
- San Diego16,903 attorneys
- Sacramento10,561 attorneys
- Oakland5,709 attorneys
- San Jose5,009 attorneys
- Palo Alto4,084 attorneys
- Beverly Hills3,348 attorneys
- Newport Beach3,106 attorneys
- Pasadena2,894 attorneys
- Santa Monica2,756 attorneys
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