Atty. Mark Diana

Atty. Mark Diana

Mark has a diverse litigation and counseling practice representing both private and public sector employers. For more than 20 years he has been defending employers in discrimination, harassment, wrongful termination, retaliation, breach of contract, wage and hour, and other employment-related cases before state and federal courts, administrative agencies and arbitration tribunals.

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Employment Law Management & More Attorney · Serving Morristown, NJ

Profile Summary

About Mark Diana at a Glance

Mark Diana is a employment attorney based in Morristown, New Jersey, practicing at Ogletree, Deakins, Nash, Smoak & Stewart PC. Admitted to practice in New Jersey, New Jersey State Bar Association. Educated at Suffolk University (J.D., 1988) and University of Delaware (BS, 1985). Recognitions include Best Lawyers in America — Employment Law - Management (2026), Best Lawyers in America — Labor Law - Management (2026), and Best Lawyers in America — Special Focus: (2026). Serves clients in Morristown, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Mark Diana

  • Mark has a diverse litigation and counseling practice representing both private and public sector employers
  • For more than 20 years he has been defending employers in discrimination, harassment, wrongful termination, retaliation, breach of contract, wage and hour, and other employment-related cases before state and federal courts, administrative agencies and arbitration tribunals
  • Mark also provides counseling and compliance advice to employers with respect to the full spectrum of employment laws (including the ADA, Title VII, FMLA, FLSA, FCRA, WARN, NJLAD, CEPA and many other state and federal employment laws), drafts and reviews employment agreements and policies, and assists employers in connection with hiring, discipline, and termination decisions.Mark served as a law clerk to the Honorable William M. D’Annunzio, New Jersey Superior Court, Appellate Division, from 1988-1989
  • He is admitted to practice in New Jersey state courts, the U.S
  • District Court for the District of New Jersey, and the U.S
  • Court of Appeals for the Second and Third Circuits

Practice Areas Explained

Mark Diana's Areas of Legal Practice

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

Employment Law in Morristown

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

Mark Diana is one of 167,770 employment attorneys indexed nationally. Browse employment attorneys in New Jersey →

Jurisdictional Context

Why Local Counsel Matters in Morristown

Practicing law in New Jersey. Legal matters in New Jersey are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Morristown are typically filed in the local municipal court or the appropriate New Jersey state district court, depending on subject matter and amount in controversy. An attorney licensed in New Jersey 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 New Jersey courts without local counsel or pro hac vice admission.

Morristown Courts and Legal Process

Choosing a Morristown-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 New Jersey attorneys? Browse all attorneys in Morristown or all attorneys in New Jersey.

Frequently Asked

Common Questions About Mark Diana

Where is Mark Diana's law office located?
Mark Diana's law practice is located in Morristown, New Jersey. The firm is Ogletree, Deakins, Nash, Smoak & Stewart PC. You can contact the office directly through this profile page.
What practice areas does Mark Diana handle?
Mark Diana focuses on employment. Each practice area listed reflects experience handling cases of that type in New Jersey.
Where did Mark Diana go to law school?
Mark Diana earned their education at (J.D., 1988); (BS, 1985).
How can I contact Mark Diana for a consultation?
You can contact Mark Diana 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.
What awards or recognition has Mark Diana received?
Mark Diana's notable recognition includes: Best Lawyers in America — Employment Law - Management; Best Lawyers in America — Labor Law - Management; Best Lawyers in America — Special Focus:; Best Lawyers in America — Employment; Best Lawyers in America — Management.

Professional Profile

Why Clients in Morristown Choose Mark Diana

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 Diana's practice in the field of employment.

Focused Employment Practice

Concentrating on employment means Mark Diana's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.

Local Presence in Morristown

A Morristown-based practice means Mark Diana 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 Diana Handles in Morristown

Below is a representative sample of the types of matters Mark Diana has experience with under New Jersey 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

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

Search Reference

How People Find Mark Diana Online

Prospective clients searching for legal help in Morristown 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 Diana.

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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 Diana directly.

Mark Diana's Practice Areas & Specializations

Education & Law School Background

J.D.
Suffolk University
- 1988
BS
University of Delaware
- 1985

Awards & Professional Honors

Best Lawyers in America — Employment Law - Management
- 2026
Best Lawyers in America — Labor Law - Management
- 2026
Best Lawyers in America — Special Focus:
- 2026
Best Lawyers in America — Employment
- 2026
Best Lawyers in America — Management
- 2026
Best Lawyers in America — Awards:
- 2026
Best Lawyers in America — New Jersey Super Lawyer*
- 2026
Best Lawyers in America — Chambers USA*
- 2026

Bar Admissions & Licensed Jurisdictions

New Jersey, New Jersey State Bar Association

Client Reviews & Ratings — Mark Diana

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