Matthew Sean Harrison

Matthew Sean Harrison, Business Attorney in Aliso Viejo, California

Over 11 years of legal practice · focused on Business, Civil Rights, and Government

MemberatPrometheus Civic Law

Aliso Viejo, CA

Practicing business in Aliso Viejo since 2015.

11+
Years practicing
1
Bar admission

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Quick answer

Matthew Sean Harrison is a member based in Aliso Viejo, CA. The practice focuses on Business, Civil Rights, and Government. Matthew has over 11 years of legal experience. Currently practicing at Prometheus Civic Law.

Based in
Aliso Viejo, CA
Experience
over 11 years
Known for
Business · Civil Rights · Government
  • Handles Business, Civil Rights, and Government matters from Aliso Viejo, CA.
  • Over 11 years of practice as a licensed attorney.

About Matthew Sean Harrison: Matthew Sean Harrison is a member based in Aliso Viejo, CA. The practice focuses on Business, Civil Rights, and Government. Matthew has over 11 years of legal experience. Currently practicing at Prometheus Civic Law.

Areas of practice

Practice areas handled by Matthew Sean Harrison

Matthew concentrates on business, civil rights, and government. Each area below outlines the kind of case Matthew handles, typical outcomes to expect, and how the intake process starts.

Business cases in Aliso Viejo, California

Matthew takes business matters in Aliso Viejo, 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 Matthew agrees to represent you.

Civil Rights cases in Aliso Viejo, California

Matthew takes civil rights matters in Aliso Viejo, 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 Matthew agrees to represent you.

Government cases in Aliso Viejo, California

Matthew takes government matters in Aliso Viejo, 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 Matthew agrees to represent you.

Biography

About Matthew Sean Harrison — Over 11 years of California business experience

Matthew Sean Harrison is a member based in Aliso Viejo, CA. The practice focuses on Business, Civil Rights, and Government. Matthew has over 11 years of legal experience. Currently practicing at Prometheus Civic Law.

Matthew Sean Harrison stands as a visionary leader in public policy innovation with over two decades of impactful contributions. In 2016, he played a pivotal role as a lead drafting attorney for California's Proposition 64, the groundbreaking initiative that decriminalized and regulated cannabis for adult use. Collaborating closely with then-Lt. Governor Gavin Newsom and other state leaders, Matthew was instrumental in authoring key provisions of the law, effectively weaving in best practices from industries such as sustainable agriculture and alcohol. Matthew brings a wealth of strategic expertise, accumulated over 10 years, in governmental affairs, complex policy, and public service. He advises a diverse spectrum of clients, including startups and technology companies, on business development, operational strategy, and regulatory compliance. Matthew's unparalleled blend of legal acumen and policy insight empowers organizations to navigate intricate regulatory landscapes, ensuring alignment with business objectives while fostering innovation. His commitment to transforming public policy frameworks positions him as an invaluable asset to any organization seeking to thrive within complex regulatory regimes, ultimately advancing sustainable, long-term growth.

Working with Matthew on a business matter

Matthew Sean Harrison stands as a visionary leader in public policy innovation with over two decades of impactful contributions. In 2016, he played a pivotal role as a lead drafting attorney for California's Proposition 64, the groundbreaking initiative that decriminalized and regulated cannabis for adult use. Collaborating closely with then-Lt. Governor Gavin Newsom and other state leaders,…

Clients Matthew works with

Matthew reviews new inquiries case-by-case for business, civil rights, and government matters in Aliso Viejo and the surrounding California area.

Credentials

Matthew Sean Harrison's legal education and bar admissions

  • University of Southern California Gould School of Law

    J.D. · 2010

  • University of Miami

    B.B.A. Political · 2005

Jurisdictions

Matthew's state bar admissions

  • California United St

    2015 · ACTIVE

Matthew studied at J.D. in University of Southern California Gould School of Law and B.B.A. Political in University of Miami.

Law school and academic background

Matthew completed J.D. in University of Southern California Gould School of Law and B.B.A. Political in University of Miami. Formal legal training is one signal of substantive knowledge — the day-to-day practice Matthew runs in California is where that training gets applied to real client questions.

Locations

Matthew Sean Harrison's office in Aliso Viejo

Matthew's primary office is at 120 Vantis Drive, Suite 300, Aliso Viejo, CA, 92656. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Prometheus Civic Law

120 Vantis Drive, Suite 300

Aliso Viejo, CA 92656

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Client feedback

Client reviews of Matthew Sean Harrison

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Hiring guide

How to hire Matthew Sean Harrison — what to expect in your first consultation

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

Consultation formats and pricing

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

Questions to ask a business attorney in Aliso Viejo, 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 Matthew

Matthew 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. Matthew confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Matthew'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 Matthew Sean Harrison

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

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

  • Does Matthew offer a free consultation?

    Matthew charges for the initial consult; that fee is credited toward representation if you retain Matthew's office. Some business attorneys offer free consults — check Matthew'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. Matthew gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Matthew take my case if I'm outside Aliso Viejo?

    Matthew 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 — Matthew 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 Matthew?

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

  • Is Matthew accepting new business clients right now?

    Matthew'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 Aliso Viejo, Los Angeles and San Francisco in California

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