David I. Rosen brings a wealth of experience gained from more than 40 years of private practice
representing clients in a wide variety of employment and traditional labor matters. His professional
endeavors have included jury and bench trials, appellate advocacy, strategic counseling, settlement
negotiations, collective bargaining, mediations, employment and labor arbitrations, internal
investigations of employment law claims, and training programs. He also has a long track record of
mentoring attorneys.
David served as Chair of the Employment and Labor Law Practice Group at the law firm Sill Cummis &
Gross P.C. for more than 10 years. Prior to that, he was a Shareholder at Littler Mendelson P.C. for 11
years. David commenced his legal career at Clifton Budd & DeMaria LLP, where he practiced for 22
years, the last 18 as a partner in the firm.
David is a former member of the Executive Committee of the New Jersey Bar Association’s Labor and
Employment Law Section and a former President and founding member of the Academy of New Jersey
Management Attorneys. During his career, David was a frequent speaker at numerous continuing legal
education programs.
David is a Fellow of The College of Labor and Employment Lawyers and a former Master of the Bench of
the Sidney Reitman Employment Law American Inn of Court. Currently, Mr. Rosen is an active member
of the New Jersey Association of Professional Mediators and The Justice Marie L. Garibaldi
American Inn of Court for Alternative Dispute Resolution.
David received his B.A. magna cum laude from Tufts University, and his J.D. from Case Western
Reserve University School of Law. He is admitted to practice before the New Jersey and New York bars.