Justine Marie Mack, Litigation Attorney in Philadelphia, Pennsylvania
Over 22 years of legal practice · focused on Litigation and Product Liability
AttorneyatLavin, O'Neil, Ricci, Cedrone & DiSipio
Philadelphia, PA
Practicing litigation in Philadelphia since 2004.
- 22+
- Years practicing
- 1
- Bar admission
Practices in
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Quick answer
Justine Marie Mack is an attorney based in Philadelphia, PA. The practice focuses on Litigation and Product Liability. Justine has over 22 years of legal experience. Currently practicing at Lavin, O'Neil, Ricci, Cedrone & DiSipio.
- Based in
- Philadelphia, PA
- Experience
- over 22 years
- Known for
- Litigation · Product Liability
- Handles Litigation and Product Liability matters from Philadelphia, PA.
- Over 22 years of practice as a licensed attorney.
About Justine Marie Mack: Justine Marie Mack is an attorney based in Philadelphia, PA. The practice focuses on Litigation and Product Liability. Justine has over 22 years of legal experience. Currently practicing at Lavin, O'Neil, Ricci, Cedrone & DiSipio.
Areas of practice
Legal matters Justine takes on
Justine concentrates on litigation and product liability. Each area below outlines the kind of case Justine handles, typical outcomes to expect, and how the intake process starts.
Litigation cases in Philadelphia, Pennsylvania
Justine takes litigation matters in Philadelphia, Pennsylvania. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Justine agrees to represent you.
Product Liability cases in Philadelphia, Pennsylvania
Justine takes product liability matters in Philadelphia, Pennsylvania. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Justine agrees to represent you.
Biography
Meet Justine Marie Mack — litigation lawyer in Philadelphia
Justine Marie Mack is an attorney based in Philadelphia, PA. The practice focuses on Litigation and Product Liability. Justine has over 22 years of legal experience. Currently practicing at Lavin, O'Neil, Ricci, Cedrone & DiSipio.
Justine Marie Mack is a lawyer practicing litigation, defective and dangerous products. Justine received a B.S. degree from Indiana University of Pennsylvania, and has been licensed for 22 years. Justine practices at Lavin, O'Neil, Ricci, Cedrone & DiSipio in Philadelphia, PA.
Working with Justine on a litigation matter
Justine Marie Mack is a lawyer practicing litigation, defective and dangerous products. Justine received a B.S. degree from Indiana University of Pennsylvania, and has been licensed for 22 years. Justine practices at Lavin, O'Neil, Ricci, Cedrone & DiSipio in Philadelphia, PA.
Clients Justine works with
Justine reviews new inquiries case-by-case for litigation and product liability matters in Philadelphia and the surrounding Pennsylvania area.
Credentials
Education, bar admissions, and languages
Duquesne University
J.D. · 2004
Indiana University of Pennsylvania B.S.
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Jurisdictions
Justine's state bar admissions
Pennsylvania
2004 · ACTIVE
Justine studied at J.D. in Duquesne University and — in Indiana University of Pennsylvania B.S..
Law school and academic background
Justine completed J.D. in Duquesne University and — in Indiana University of Pennsylvania B.S.. Formal legal training is one signal of substantive knowledge — the day-to-day practice Justine runs in Pennsylvania is where that training gets applied to real client questions.
Locations
Justine Marie Mack's office in Philadelphia
Justine's primary office is at 190 N. Independence Mall W., Ste. 500, Philadelphia, PA, 19106. In-person meetings are by appointment; a phone intake usually comes first.
Lavin, O'Neil, Ricci, Cedrone & DiSipio
190 N. Independence Mall W., Ste. 500
Philadelphia, PA 19106
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Schedule your consultationHiring guide
How to hire Justine Marie Mack — what to expect in your first consultation
Working with a new litigation attorney should feel structured. Here's how the first two conversations with Justine usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Justine charges for the initial consult. That fee is credited toward representation if you retain Justine'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; Justine will tell you what matters and what doesn't.
Questions to ask a litigation attorney in Philadelphia, Pennsylvania
A short list to run through before you commit: How many litigation 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 Justine
Justine discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in litigation practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every litigation 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. Justine confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Justine's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many litigation practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Justine Marie Mack
How much does it cost to hire Justine for a litigation case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Justine walks through the likely range during the consult so there are no surprises.
Does Justine offer a free consultation?
Justine charges for the initial consult; that fee is credited toward representation if you retain Justine's office. Some litigation attorneys offer free consults — check Justine's current terms during booking.
How long do litigation cases in Pennsylvania typically take?
Simple litigation 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. Justine gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Justine take my case if I'm outside Philadelphia?
Justine is licensed in Pennsylvania. Matters governed by Pennsylvania law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Justine 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 Justine?
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. Justine will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Justine accepting new litigation clients right now?
Justine's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Litigation attorneys serving Philadelphia, Pittsburgh and Harrisburg in Pennsylvania
Justine handles litigation matters throughout Pennsylvania. Each city below is a direct link into the search page for verified litigation attorneys in that community.
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If Justine's intake is full or the fit isn't right, these litigation attorneys in Philadelphia handle similar matters. Every profile below is verified and open to consultations.

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