
John I McMahon, ADR Attorney in Norristown, Pennsylvania
Over 38 years of legal practice · focused on ADR, Alimony, and Car Accidents · 4.8/5 rating from 9 verified client reviews
MemberatMcMahon, McMahon & Lentz
Norristown, PA
Practicing adr in Norristown since 1988.
- 38+
- Years practicing
- 4.8 ★
- 9 client reviews
- 2
- Bar admissions
Are you John I McMahon?
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Quick answer
John I McMahon is a member based in Norristown, PA. The practice focuses on ADR, Alimony, and Car Accidents. John has over 38 years of legal experience. Currently practicing at McMahon, McMahon & Lentz. Rated 4.8 out of 5 from 9 client reviews.
- Based in
- Norristown, PA
- Experience
- over 38 years
- Known for
- ADR · Alimony · Car Accidents
- Handles ADR, Alimony, and Car Accidents matters from Norristown, PA.
- Over 38 years of practice as a licensed attorney.
- Recognized with Peer Reviewed.
About John I McMahon: John I McMahon is a member based in Norristown, PA. The practice focuses on ADR, Alimony, and Car Accidents. John has over 38 years of legal experience. Currently practicing at McMahon, McMahon & Lentz. Rated 4.8 out of 5 from 9 client reviews.
Areas of practice
Legal matters John takes on
John concentrates on adr, alimony, car accidents, child custody, and child support. Each area below outlines the kind of case John handles, typical outcomes to expect, and how the intake process starts.
ADR
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Alimony
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Car Accidents
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Child Custody
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Child Support
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Civil Rights
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Construction
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Criminal Defense
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Divorce
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DV Defense
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Federal Crimes
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General
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Litigation
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Medical Malpractice
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Motorcycle
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Paternity
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Personal Injury
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Prenup
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Product Liability
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Slip & Fall
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Theft
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Violent Crimes
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White Collar
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ADR cases in Norristown, Pennsylvania
John takes adr matters in Norristown, 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 John agrees to represent you.
Alimony cases in Norristown, Pennsylvania
John takes alimony matters in Norristown, 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 John agrees to represent you.
Car Accidents cases in Norristown, Pennsylvania
John takes car accidents matters in Norristown, 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 John agrees to represent you.
Child Custody cases in Norristown, Pennsylvania
John takes child custody matters in Norristown, 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 John agrees to represent you.
Child Support cases in Norristown, Pennsylvania
John takes child support matters in Norristown, 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 John agrees to represent you.
Biography
Meet John I McMahon — adr lawyer in Norristown
John I McMahon is a member based in Norristown, PA. The practice focuses on ADR, Alimony, and Car Accidents. John has over 38 years of legal experience. Currently practicing at McMahon, McMahon & Lentz. Rated 4.8 out of 5 from 9 client reviews.
John I McMahon is a lawyer practicing nursing home litigation, federal criminal defense and state criminal defense, personal injury and federal civil rights and 43 other areas of law. John has been licensed for 38 years. John practices at McMahon, McMahon & Lentz in Norristown, PA.
Working with John on a adr matter
John I McMahon is a lawyer practicing nursing home litigation, federal criminal defense and state criminal defense, personal injury and federal civil rights and 43 other areas of law. John has been licensed for 38 years. John practices at McMahon, McMahon & Lentz in Norristown, PA.
Who John represents
John reviews new inquiries case-by-case for adr, alimony, and car accidents matters in Norristown and the surrounding Pennsylvania area.
Credentials
Education, bar admissions, and languages
Widener University School of Law
J.D. · 1988
Jurisdictions
John's state bar admissions
Washington
2019 · ACTIVE
Pennsylvania
1988 · ACTIVE
John studied at J.D. in Widener University School of Law.
Law school and academic background
John completed J.D. in Widener University School of Law. Formal legal training is one signal of substantive knowledge — the day-to-day practice John runs in Pennsylvania is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
John has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
Peer Reviewed
Legal awards and honors
Peer Reviewed.
Locations
John I McMahon's office in Norristown
John's primary office is at 21 West Airy Street, Norristown, PA, 19401. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of John I McMahon — 4.8/5 rating from 9 verified client reviews
Every review below is from a verified client of John. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing adr attorneys in Norristown.
4.8
9 client reviews
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once John I McMahon claims this profile.
Read all reviewsHiring guide
How to hire John I McMahon — what to expect in your first consultation
Working with a new adr attorney should feel structured. Here's how the first two conversations with John usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
John charges for the initial consult. That fee is credited toward representation if you retain John'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; John will tell you what matters and what doesn't.
Questions to ask a adr attorney in Norristown, Pennsylvania
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 John
John 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. John confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
John'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 John I McMahon
How much does it cost to hire John for a adr case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. John walks through the likely range during the consult so there are no surprises.
Does John offer a free consultation?
John charges for the initial consult; that fee is credited toward representation if you retain John's office. Some adr attorneys offer free consults — check John's current terms during booking.
How long do adr cases in Pennsylvania 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. John gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can John take my case if I'm outside Norristown?
John 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 — John 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 John?
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. John will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is John accepting new adr clients right now?
John'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 Norristown, Philadelphia and Pittsburgh in Pennsylvania
John handles adr matters throughout Pennsylvania. Each city below is a direct link into the search page for verified adr attorneys in that community.
More counsel
Other top-rated adr attorneys in Pennsylvania
If John's intake is full or the fit isn't right, these adr attorneys in Norristown handle similar matters. Every profile below is verified and open to consultations.





