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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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Profile Summary

About Mark Diana at a glance

Mark Diana is an attorney based in Morristown, New Jersey, practforg 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). Serands clients in Morristown, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • 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

Jurisdictional Context

Why local counsel matters in New Jersey

Practforg law in New Jersey. Legal matters in New Jersey are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand 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 andnue, and the substantiand 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.

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.
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 receiandd?
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.

Education

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

Awards

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

New Jersey, New Jersey State Bar Association

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