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David S. Greenhaus

New York Metro
Long Island

P 631-247-4658
F 631-247-0417


David Greenhaus is a Principal in the Long Island, New York, office of Jackson Lewis P.C. He has a broad area of practice and responsibility with the firm.

Mr. Greenhaus regularly litigates claims for breach of noncompetition agreements, theft of trade secrets and breach of the duty of loyalty, as well as traditional Title VII employment discrimination claims. He has practiced extensively in both state and federal courts, as well as at administrative agencies and before the American Arbitration Association. Mr. Greenhaus also advises clients on compliance with state and federal laws affecting the workplace, including Title VII, the Family and Medical Leave Act, the Americans with Disabilities Act and the Age Discrimination in Employment Act, as well as a host of other state and federal employment related laws.

Honors and Recognitions

David S. Greenhaus
Rated by Super Lawyers

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Professional Associations and Activities

  • New York State Bar Association

Published Works

  • "Should the NLRB Revisit Excelsior?" Hofstra Labor & Employment Law Journal 16.2 (Fall 1998) [Author]

See AllPublications

January 12, 2017

New York Bars Insurers from Denying Commercial Crime Coverage Due to Employee’s Prior Criminal Conviction

January 12, 2017

The New York State Department of Financial Services (NYSDFS) has promulgated a regulation that requires insurance companies to provide Commercial Crime Coverage to employers who have prior knowledge of an employee’s prior criminal conviction. Commercial Crime Coverage is defined as coverage under a policy of commercial risk... Read More

See AllBlog Posts by David S. Greenhaus

EEOC Issues Updated Guidance on National Origin Discrimination
December 29, 2016

The Equal Employment Opportunity Commission recently issued updated guidance regarding national origin discrimination for the first time since 2002. Read More