Mark S. Mancher

Mark S. Mancher: Attorney with Jackson Lewis P.C.
  • Principal at Jackson Lewis P.C.
  • 58 South Service Road, Suite 250, Melville, NY 11747
    View Mark S. Mancher's office location
  • Peer Reviews

    No Reviews
  • Profile Visibility [ i ]


Mark S. Mancher is a Principal in the Long Island, New York, office of Jackson Lewis P.C. Since joining Jackson Lewis in 1988, he has litigated and tried employment law cases before state and federal courts, administrative agencies and arbitration panels throughout the country. Mr. Mancher currently is co-coordinator of Jackson Lewis’ trial practice group for the New York metropolitan area.

Mr. Mancher has extensive experience defending companies against allegations of sexual harassment and other complaints of discrimination. He also specializes in the area of restrictive covenant litigation and employment law compliance. While Mr. Mancher has represented a wide variety of employers, he has particular experience representing firms in the brokerage and financial industries.

Prior to joining Jackson Lewis, Mr. Mancher was a criminal trial attorney with the New York City Legal Aid Society. He was one of a handful of attorneys in that organization assigned to the Major Offender Program. As a participant in that program, he was responsible for the representation of repeat offenders facing life imprisonment and those charged with the most serious crimes.

In the News

August 15, 2018
Jackson Lewis

Jackson Lewis Attorneys Recognized in The Best Lawyers in America 2019

WHITE PLAINS, NY (August 15, 2018) Jackson Lewis P.C., one of the country’s preeminent workplace law firms, is pleased to announce more than 200 attorneys throughout the firm’s locations have been named to the 2019 Edition of The Best Lawyers in America, a publication that has become universally regarded as a definitive guide to legal...

August 15, 2017
Jackson Lewis

Best Lawyers in America Honors Jackson Lewis Attorneys in Its 2018 Edition

WHITE PLAINS, NY (August 15, 2017) Jackson Lewis P.C., one of the country’s preeminent workplace law firms, is pleased to announce 193 attorneys, were recognized in the 2018 Edition of The Best Lawyers in America, a publication that has become universally regarded as the definitive guide to legal excellence. The Best Lawyers lists are...

Areas of Practice (3)

  • General Employment Litigation
  • Non-Competes and Protection Against Unfair Competition
  • White Collar and Government Enforcement

Education & Credentials

Contact Information:
631-247-4629  Phone
(631) 247-0417  Fax
University Attended:
State University of New York at New Paltz, B.S., 1973
Law School Attended:
Emory University School of Law, J.D., 1976
Year of First Admission:
1994, New York - E.D. N.Y.; 2007, 2nd Circuit Court of Appeals; 1977, New York; 1988, New York - S.D. N.Y.
Birth Information:

Peer Reviews

This lawyer does not have peer reviews.

*Peer Reviews provided before April 15, 2008 are not displayed.

Melville, New York

Contact Mark S. Mancher

Required Fields

Required Fields

By clicking on the "Submit" button, you agree to the Terms of Use, Supplemental Terms and Privacy Policy. You also consent to be contacted at the phone number you provided, including by autodials, text messages and/or pre-recorded calls, from Martindale and its affiliates and from or on behalf of attorneys you request or contact through this site. Consent is not a condition of purchase.

You should not send any sensitive or confidential information through this site. Emails sent through this site do not create an attorney-client relationship and may not be treated as privileged or confidential. The lawyer or law firm you are contacting is not required to, and may choose not to, accept you as a client. The Internet is not necessarily secure and emails sent though this site could be intercepted or read by third parties.