Atty. Mark B. Klein

Atty. Mark B. Klein

Mark B. Klein is a lawyer practicing employee benefits, business, litigation and 2 other areas of law.

Philadelphia Philadelphia 39 yrs experience 39 year
Call (445) 296-1861 Book Appointment

Business & More Attorney · Serving Philadelphia, PA · 39+ Years Experience

Profile Summary

About Mark B. Klein at a Glance

Mark B. Klein is a employment, business, litigation, and health care attorney based in Philadelphia, Pennsylvania, practicing at Dilworth Paxson LLP. They have 39+ years of legal experience, licensed to practice since 1987. Admitted to practice in New York (1987), Maryland (1988), District of Columbia (1988), and Pennsylvania (1993). Educated at Georgetown University Law Center (J.D., 1987) and George Washington University (B.B.A., 1984). Serves clients in Philadelphia, PA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark B. Klein

  • Mark B. Klein is a lawyer practicing employee benefits, business, litigation and 2 other areas of law
  • Mark B. received a B.B.A. degree from George Washington University in 1984, and has been licensed for 39 years
  • Mark B. practices at Dilworth Paxson LLP in Philadelphia, PA

Practice Areas Explained

Mark B. Klein's Areas of Legal Practice

Each practice area below reflects the types of cases Mark B. Klein handles, with a practical overview of what that area of law involves and how it may apply to your situation in Philadelphia.

Employment Law in Philadelphia

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

Mark B. Klein is one of 167,770 employment attorneys indexed nationally. Browse employment attorneys in Pennsylvania →

Business & Corporate Law in Philadelphia

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Mark B. Klein is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Pennsylvania →

Civil Litigation in Philadelphia

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Mark B. Klein is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Pennsylvania →

Health Care Law in Philadelphia

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Mark B. Klein is one of 66,157 health care attorneys indexed nationally. Browse health care attorneys in Pennsylvania →

Jurisdictional Context

Why Local Counsel Matters in Philadelphia

Practicing law in Pennsylvania. Legal matters in Pennsylvania are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Philadelphia are typically filed in the local municipal court or the appropriate Pennsylvania state district court, depending on subject matter and amount in controversy. An attorney licensed in Pennsylvania brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Pennsylvania courts without local counsel or pro hac vice admission.

Philadelphia Courts and Legal Process

Choosing a Philadelphia-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional Pennsylvania attorneys? Browse all attorneys in Philadelphia or all attorneys in Pennsylvania.

Frequently Asked

Common Questions About Mark B. Klein

Where is Mark B. Klein's law office located?
Mark B. Klein's law practice is located in Philadelphia, Pennsylvania. The firm is Dilworth Paxson LLP. You can contact the office directly through this profile page.
What practice areas does Mark B. Klein handle?
Mark B. Klein focuses on employment, business, litigation, health care. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has Mark B. Klein practiced law?
Mark B. Klein has 39+ years of legal experience and has been licensed since 1987.
Where did Mark B. Klein go to law school?
Mark B. Klein earned their education at (J.D., 1987); (B.B.A., 1984).
How can I contact Mark B. Klein for a consultation?
You can contact Mark B. Klein directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Professional Profile

Why Clients in Philadelphia Choose Mark B. Klein

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark B. Klein's practice in the field of employment, business, litigation, and health care.

Decade-Tested Legal Experience

Mark B. Klein brings 39+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in New York, Maryland, and District of Columbia, Mark B. Klein can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering employment, business, and litigation, Mark B. Klein can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Philadelphia

A Philadelphia-based practice means Mark B. Klein attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Mark B. Klein Handles in Philadelphia

Below is a representative sample of the types of matters Mark B. Klein has experience with under Pennsylvania law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Wrongful termination claims
Employment
Workplace discrimination
Employment
Wage and hour disputes
Employment
Non-compete agreement review
Employment
Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Mark B. Klein directly to discuss the specifics of your situation.

Search Reference

How People Find Mark B. Klein Online

Prospective clients searching for legal help in Philadelphia commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Mark B. Klein.

Mark B. Klein attorney Mark B. Klein lawyer Mark B. Klein Philadelphia Mark B. Klein Pennsylvania Mark B. Klein reviews Mark B. Klein contact Dilworth Paxson LLP law firm employment attorney in Philadelphia employment lawyer Philadelphia best employment attorney Philadelphia top rated employment lawyer near me employment attorney Pennsylvania find a lawyer near me how to hire an attorney

If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Mark B. Klein directly.

Mark B. Klein's Practice Areas & Specializations

Education & Law School Background

J.D.
Georgetown University Law Center
- 1987
B.B.A.
George Washington University
- 1984

Bar Admissions & Licensed Jurisdictions

New York
Admitted: 1987
Maryland
Admitted: 1988
District of Columbia
Admitted: 1988
Pennsylvania
Admitted: 1993
California New Jersey
Admitted: 1997

Client Reviews & Ratings — Mark B. Klein

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