Atty. Ira A. Rosenberg

Atty. Ira A. Rosenberg

Ira A. Rosenberg is a Member of Sills Cummis & Gross, Co-Chair of the Firm’s Corporate Department, Chair of the Firm’s Life Sciences Practice Group and Co-Managing Partner of the Firm’s Florida office.

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Profile Summary

About Ira A. Rosenberg at a glance

Ira A. Rosenberg is a business and m&a attorney based in Newark, New Jersey, practicing at Sills Cummis & Gross PC. Admitted to practice in Florida, Florida, New Jersey, New Jersey, and New York, New York. Educated at New York University (J.D.) and Boston University (B.S.). Recognitions include Best Lawyers in America — Corporate Law (2026), Best Lawyers in America — Mergers and Acquisitions Law (2026), and Best Lawyers in America — Additional Areas of Practice: (2026). Serands clients in Newark, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Ira A. Rosenberg is a Member of Sills Cummis & Gross, Co-Chair of the Firm’s Corporate Department, Chair of the Firm’s Life Sciences Practice Group and Co-Managing Partner of the Firm’s Florida office
  • Mr. Rosenberg has more than 30 years’ experience representing life science and health care technology companies, ranging in size from start-ups to public companies, in corporate and intellectual property transactions and general corporate matters
  • This work has included numerous product and technology acquisition, development, licensing, supply and distribution transactions, venture capital financings, mergers and acquisitions, strategic alliances and joint ventures
  • He has structured and negotiated corporate partnering transactions with numerous global and other large pharmaceutical companies

Practice Areas Explained

Ira A. Rosenberg's Areas of Practice

Each practice area below reflects the types of cases Ira A. Rosenberg handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Ira A. Rosenberg is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New Jersey →

Mergers & Acquisitions

Ira A. Rosenberg is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in New Jersey →

Jurisdictional Context

Why local counsel matters in New Jersey

Practicing law in New Jersey. Legal matters in New Jersey are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Newark 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 substantive 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 Newark or all attorneys in New Jersey.

Frequently Asked

Common questions about Ira A. Rosenberg

Where is Ira A. Rosenberg's law office located?
Ira A. Rosenberg's law practice is located in Newark, New Jersey. The firm is Sills Cummis & Gross PC. You can contact the office directly through this profile page.
What practice areas does Ira A. Rosenberg handle?
Ira A. Rosenberg focuses on business, m&a. Each practice area listed reflects experience handling cases of that type in New Jersey.
Where did Ira A. Rosenberg go to law school?
Ira A. Rosenberg earned their education at (J.D.); (B.S.).
How can I contact Ira A. Rosenberg for a consultation?
You can contact Ira A. Rosenberg 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 Ira A. Rosenberg received?
Ira A. Rosenberg's notable recognition includes: Best Lawyers in America — Corporate Law; Best Lawyers in America — Mergers and Acquisitions Law; Best Lawyers in America — Additional Areas of Practice:; Best Lawyers in America — Biotechnology and Life Sciences Practice; Best Lawyers in America — Private Funds / Hedge Funds Law.

Education

J.D.
New York University
- In Progress
B.S.
Boston University
- In Progress

Awards

Best Lawyers in America — Corporate Law
- 2026
Best Lawyers in America — Mergers and Acquisitions Law
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Biotechnology and Life Sciences Practice
- 2026
Best Lawyers in America — Private Funds / Hedge Funds Law
- 2026
Best Lawyers in America — Venture Capital Law
- 2026

Bar Admissions

Florida, Florida
New Jersey, New Jersey
New York, New York

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