
John J. McMackin, Jr. — Attorney in Washington, District of Columbia
Over 49 years of legal practice
PrincipalatWilliams & Jensen, PLLC
Washington, DC
Practicing law in Washington since 1977.
- 49+
- Years practicing
- 2
- Bar admissions
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Quick answer
John J. McMackin, Jr. is a principal based in Washington, DC. John has over 49 years of legal experience. Currently practicing at Williams & Jensen, PLLC.
- Based in
- Washington, DC
- Experience
- over 49 years
- Known for
- legal services
- Over 49 years of practice as a licensed attorney.
About John J. McMackin, Jr.: John J. McMackin, Jr. is a principal based in Washington, DC. John has over 49 years of legal experience. Currently practicing at Williams & Jensen, PLLC.
Biography
John J. McMackin, Jr., legal attorney serving Washington
John J. McMackin, Jr. is a principal based in Washington, DC. John has over 49 years of legal experience. Currently practicing at Williams & Jensen, PLLC. John works from Washington, District of Columbia and takes on legal matters across the region.
Mr. John J. McMackin, Jr. is a lawyer. John received a B.A. degree from University of Notre Dame in 1974, and has been licensed for 49 years. John practices at Williams & Jensen, PLLC in Washington, DC.
Clients John works with
John reviews new inquiries case-by-case across a general legal practice in Washington and the surrounding District of Columbia area.
Credentials
Credentials — where John studied and practices
Yale University
J.D. · 1977
University of Notre Dame
B.A. · 1974
Jurisdictions
John's state bar admissions
District of Columbia
1979 · ACTIVE
Pennsylvania
1977 · ACTIVE
John studied at J.D. in Yale University and B.A. in University of Notre Dame.
Law school and academic background
John completed J.D. in Yale University and B.A. in University of Notre Dame. Formal legal training is one signal of substantive knowledge — the day-to-day practice John runs in District of Columbia is where that training gets applied to real client questions.
Affiliations
John's professional memberships and bar associations
The District of Columbia Bar
membership
Locations
John J. McMackin, Jr.'s office in Washington
John's primary office is at 1201 Pennsylvanian Avenue NW, Suite 800, Washington, DC, 20004. In-person meetings are by appointment; a phone intake usually comes first.
Williams & Jensen, PLLC
1201 Pennsylvanian Avenue NW, Suite 800
Washington, DC 20004
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Schedule your consultationHiring guide
How to hire John J. McMackin, Jr. — what to expect in your first consultation
Working with a new legal 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 legal attorney in Washington, District of Columbia
A short list to run through before you commit: How many legal 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 legal practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every legal 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 legal practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about John J. McMackin, Jr.
How much does it cost to hire John for a legal 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 legal attorneys offer free consults — check John's current terms during booking.
How long do legal cases in District of Columbia typically take?
Simple legal 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 Washington?
John is licensed in District of Columbia. Matters governed by District of Columbia 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 legal 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
Attorneys serving Washington and Belize City in District of Columbia
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