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Jonathan Justin Greystone, Business Attorney in Philadelphia, Pennsylvania

Over 39 years of legal practice · focused on Business and International · 5.0/5 rating from 1 verified client review

Of CounselatSpector Gadon & Rosen, P.C.

Philadelphia, PA

Practicing business in Philadelphia since 1987.

39+
Years practicing
5.0 ★
1 client review
2
Bar admissions

Are you Jonathan Justin Greystone?

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Quick answer

Jonathan Justin Greystone is an of counsel based in Philadelphia, PA. The practice focuses on Business and International. Jonathan has over 39 years of legal experience. Currently practicing at Spector Gadon & Rosen, P.C.. Rated 5.0 out of 5 from 1 client review.

Based in
Philadelphia, PA
Experience
over 39 years
Known for
Business · International
  • Handles Business and International matters from Philadelphia, PA.
  • Over 39 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About Jonathan Justin Greystone: Jonathan Justin Greystone is an of counsel based in Philadelphia, PA. The practice focuses on Business and International. Jonathan has over 39 years of legal experience. Currently practicing at Spector Gadon & Rosen, P.C.. Rated 5.0 out of 5 from 1 client review.

Areas of practice

Legal matters Jonathan takes on

Jonathan concentrates on business and international. Each area below outlines the kind of case Jonathan handles, typical outcomes to expect, and how the intake process starts.

Business cases in Philadelphia, Pennsylvania

Jonathan takes business 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 Jonathan agrees to represent you.

International cases in Philadelphia, Pennsylvania

Jonathan takes international 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 Jonathan agrees to represent you.

Biography

Meet Jonathan Justin Greystone — business lawyer in Philadelphia

Jonathan Justin Greystone is an of counsel based in Philadelphia, PA. The practice focuses on Business and International. Jonathan has over 39 years of legal experience. Currently practicing at Spector Gadon & Rosen, P.C.. Rated 5.0 out of 5 from 1 client review.

Jonathan Justin Greystone is a lawyer practicing business law, international law, commercial law. Jonathan received a M.A. degree from American University, School of International Services in 1984, and has been licensed for 39 years. Jonathan practices at Spector Gadon & Rosen, P.C. in Philadelphia, PA.

Jonathan's approach to business cases

Jonathan Justin Greystone is a lawyer practicing business law, international law, commercial law. Jonathan received a M.A. degree from American University, School of International Services in 1984, and has been licensed for 39 years. Jonathan practices at Spector Gadon & Rosen, P.C. in Philadelphia, PA.

Clients Jonathan works with

Jonathan reviews new inquiries case-by-case for business and international matters in Philadelphia and the surrounding Pennsylvania area.

Credentials

Education, bar admissions, and languages

  • Yeshiva University Benjamin N. Cardozo School of Law

    J.D. · 1987

  • American University, School of International Services

    M.A. University · 1984

Jurisdictions

Jonathan's state bar admissions

  • New York U.S. Distri

    1994 · ACTIVE

  • Pennsylvania

    1987 · ACTIVE

Jonathan studied at J.D. in Yeshiva University Benjamin N. Cardozo School of Law and M.A. University in American University, School of International Services.

Law school and academic background

Jonathan completed J.D. in Yeshiva University Benjamin N. Cardozo School of Law and M.A. University in American University, School of International Services. Formal legal training is one signal of substantive knowledge — the day-to-day practice Jonathan runs in Pennsylvania is where that training gets applied to real client questions.

Recognition

Recognition and thought leadership

Jonathan has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • AV Preeminent

Legal awards and honors

AV Preeminent.

Affiliations

Jonathan's professional memberships and bar associations

  • American Bar Association Philadelphia Lawyers Association American Foreign Service Association

    membership

Locations

Jonathan Justin Greystone's office in Philadelphia

Jonathan's primary office is at Seven Penn Center-7th Floor, 1635 Market Street, Philadelphia, PA, 19103. In-person meetings are by appointment; a phone intake usually comes first.

Main office

Spector Gadon & Rosen, P.C.

Seven Penn Center-7th Floor, 1635 Market Street

Philadelphia, PA 19103

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Client feedback

Client reviews of Jonathan Justin Greystone — 5.0/5 rating from 1 verified client review

Every review below is from a verified client of Jonathan. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Philadelphia.

5.0

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Jonathan Justin Greystone claims this profile.

Read all reviews

Hiring guide

How to hire Jonathan Justin Greystone — what to expect in your first consultation

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

Consultation formats and pricing

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

Questions to ask a business attorney in Philadelphia, Pennsylvania

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 Jonathan

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

Payment methods and payment plans

Jonathan'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 Jonathan Justin Greystone

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

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

  • Does Jonathan offer a free consultation?

    Jonathan charges for the initial consult; that fee is credited toward representation if you retain Jonathan's office. Some business attorneys offer free consults — check Jonathan's current terms during booking.

  • How long do business cases in Pennsylvania 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. Jonathan gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Jonathan take my case if I'm outside Philadelphia?

    Jonathan 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 — Jonathan 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 Jonathan?

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

  • Is Jonathan accepting new business clients right now?

    Jonathan'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 Philadelphia, Pittsburgh and Harrisburg in Pennsylvania

Jonathan handles business matters throughout Pennsylvania. Each city below is a direct link into the search page for verified business attorneys in that community.

More counsel

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