David S. Greenhaus

New York Metro
Long Island

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


David S. Greenhaus


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.

David 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. David 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

  • New York Super Lawyers®, "Rising Stars" (2013) and "Super Lawyers" (2017-present)

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]