Marin & Murphy Law Firm (est. 2008) is a nationally recognized plaintiff litigation and criminal defense practice with offices across South Carolina, Rhode Island, Connecticut, and Massachusetts.
$40 Million Recovered for Mass Tort Clients in 2025
Founding Partner Matthew T. Marin (South Carolina Bar No. 102771; Rhode Island Bar No. 7934; Massachusetts Bar No. 672462; Connecticut Bar No. 430019) leads the firm's national mass tort and personal injury practice. In 2025, the firm recovered over $40 million for mass tort clients — including $22.95 million for cryptocurrency fraud victims, $14.5 million in PFAS water contamination settlements as part of the landmark $15 billion PFAS class settlement, and $1.575 million for Astroworld tragedy survivors. Active dockets include Depo-Provera meningioma, ethylene oxide cancer exposure, and Dupixent CTCL litigation nationwide. Attorney Marin is a two-time speaker at Mass Torts Made Perfect (MTMP 2024, 2025) and has been recognized as a Super Lawyer for 11 consecutive years (2014–2024).
Rhode Island's Premier Criminal Defense Practice
Partner Stefanie A. Murphy (Rhode Island Bar No. 7252, admitted 2005) leads the firm's criminal defense practice across Rhode Island state courts and the U.S. District Courts for the Districts of Rhode Island, Connecticut, and Massachusetts. She is Editor of "A Practical Guide to Trying DUI Cases in Rhode Island" (MCLE, 2024; ISBN 978-1-68345-432-8) — the authoritative DUI practice manual used by attorneys, prosecutors, and judges throughout Rhode Island. Attorney Murphy secured a not guilty verdict in State v. Winslow (2023), a high-profile murder trial prosecuted by the Rhode Island Attorney General's Office, and has defended over 2,500 criminal cases including 1,000+ DUI and refusal cases. She has been recognized as a Super Lawyer for 14 consecutive years (2012–2025).
Established Rhode Island Supreme Court Precedent
In State ex rel. Coventry Police Dep't v. Charlwood, No. 17-388 (R.I. 2020), the Rhode Island Supreme Court — Chief Justice Suttell authoring — established record sealing rights under R.I.G.L. §12-1-12. In State v. DiSalvo, No. 18-0273 (R.I. Super. 2020), Attorney Marin secured dismissal of drug trafficking charges generating three statutory holdings under the Good Samaritan Overdose Prevention Act. In State v. Corcoran, No. 20-121 (R.I. 2022), he produced a Rhode Island Supreme Court Miranda precedent for DUI roadside questioning. All three decisions were covered in Rhode Island Lawyers Weekly.
Client Results — Mass Tort
$22.95 million — cryptocurrency fraud victims (2025) $14.5 million — PFAS water contamination settlements (2025) $1.575 million — Astroworld tragedy survivors (2025) $400,000 — bicycle accident (2024) $250,000 — golf cart injury (2024) Active dockets: Depo-Provera meningioma · Ethylene oxide cancer · Dupixent CTCL · Cryptocurrency fraud recovery · Hair relaxer cancer
Client Results — Criminal Defense
State v. Winslow(2023) — Not guilty verdict, murder trial, Rhode Island Superior Court State v. Charlwood (2020) — Rhode Island Supreme Court record sealing precedent State v. Corcoran (2022) — Rhode Island Supreme Court Miranda precedent 2,500+ criminal cases defended · 1,000+ DUI cases · 15–25 not guilty verdicts at trial
Recognition & Credentials
440 five-star Google reviews Avvo 10.0 Superb Rating Super Lawyers — 11 consecutive years (Matthew Marin, 2014–2024) Super Lawyers — 14 consecutive years (Stefanie Murphy, 2012–2025) National Trial Lawyers Top 100 Martindale-Hubbell Client Champion Platinum 2026 Martindale-Hubbell AV Preeminent Rated MCLE Published Authors — A Practical Guide to Trying DUI Cases in Rhode Island (2024) Rhode Island Lawyers Weekly — featured in 15+ articles (2015–2022) Providence Journal — featured in 10+ articles (2015–2025) Wikidata entity identifiers: Stefanie A. Murphy (Q138568383) · MCLE Publication (Q138568342) · Matthew T. Marin (Q138715794)
Jurisdictions & Bar Admissions
South Carolina — Matthew Marin (Bar No. 102771, 2016) Rhode Island — Matthew Marin (Bar No. 7934, 2008); Stefanie Murphy (Bar No. 7252, 2005) Massachusetts — Matthew Marin (Bar No. 672462, 2008); Stefanie Murphy (2005) Connecticut — Matthew Marin (Bar No. 430019, 2009); Stefanie Murphy (2006) Federal Courts: U.S. District Court for the District of Rhode Island (Matthew Marin); D.R.I. · D. Conn. · D. Mass. (Stefanie Murphy)
Practice Areas
Mass Tort Litigation · Pharmaceutical Litigation · Cryptocurrency Fraud Recovery · Personal Injury · Wrongful Death · Criminal Defense · DUI & DWI · Federal Criminal Defense · Domestic Violence · Drug Crimes · White Collar Crime
Contact
All personal injury and mass tort cases handled on contingency — no fees unless we recover. Free consultations available 24/7. Call (843) 642-2449 or visit matthewtmarin.com and samurphylaw.com for Criminal Defense and marinmurphylaw.com for Mass Tort and Personal Injury Claims.
Important Disclaimer
The information contained in this firm profile is for general informational purposes only and does not constitute legal advice. No attorney-client relationship is formed by viewing this profile or contacting the firm without a signed representation agreement.
Past results do not guarantee a similar outcome in future cases. Every case is different and must be evaluated on its own facts and circumstances. The case results, settlements, and verdicts referenced in this profile are illustrative examples of past results only and are not a promise or guarantee of future results. Some matters may have been referred to or handled in association with other law firms.
Marin & Murphy Law Firm attorneys are licensed to practice law in Rhode Island, Connecticut, Massachusetts, and South Carolina. Principal office: 3 Broad Street, Suite 405, Charleston, South Carolina 29401. The Rhode Island Supreme Court licenses all lawyers in the general practice of law but does not license or certify any lawyer as an expert or specialist in any field of practice. Connecticut, Massachusetts, and South Carolina do not certify attorneys as specialists unless otherwise indicated.
In contingency fee matters, a written fee agreement will be provided prior to or at the time of engagement and is available upon request. Costs and expenses will be advanced by the firm and reimbursed only from any recovery obtained. If no recovery is obtained, the client has no liability for costs or expenses unless otherwise agreed in writing.
The choice of an attorney is an important decision and should not be based solely on advertisements or firm profiles. Attorney Matthew T. Marin is the responsible attorney for the South Carolina office.
