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Ariella Dreyfuss

Ariella Dreyfuss

Ariella, originally from England, advises international and Israeli entrepreneurs and companies engaged in a wide range of high tech activities, including, communications, life sciences, medical devices, internet, financial services and advertising. 

Ariella advises international and local entrepreneurs, private and public companies, and private equity and venture capital funds on all aspects of corporate and commercial law. 

From incorporation through to an exit, Ariella skilfully guides her clients in drafting and negotiating multi-layered corporate and commercial agreements, establishing strategic partnerships, raising capital, and concluding complex cross-border mergers and acquisitions—all the while considering each client’s unique commercial concerns.


Ariella also has extensive experience in accompanying companies and entrepreneurs requiring legal counsel on healthcare matters. She advises on regulatory issues, clinical trial regulations, practices and agreements, and data protection laws. 

Originally from England, Ariella has lived in Israel since 2005. Prior to joining Barnea, she served as a research assistant to Professor Daphne Barak-Erez (current Supreme Court Justice) and as a foreign clerk to former Supreme Court President Dorit Beinisch.

Ariella has been endorsed by the prestigious ranking guide Chambers & Partners as one of Israel’s leading lawyers in the field of Corporate/M&A High-Tech (Chambers Global 2016–2017).




University of Birmingham, England (LL.B Hons.), 2005


Member of Israel Bar Association since 2008

News and updates - Ariella Dreyfuss:

November 29, 2018

French Tech Tour – Healthcare Delegation

We hosted today a delegation of French startup companies from the life sciences and medtech sectors. The delegation was organized by the Embassy of France and visited Israel to learn about the local life sciences scene. During the event, Adv. Ariella Dreyfuss discussed the Israeli medtech ecosystem and the legal challenges companies should be aware of.

November 27, 2018

A Lecture: First Steps in Launching a Startup

Adv. Ariella Dreyfuss lectured today at Ben-Gurion University on the first steps of launching a startup, including legal structure and what companies should avoid. The lecture is part of a course for MBA students in the Faculty of Management.

November 22, 2018

A Lecture: Entrepreneurship, Venture Capital, and Investment in Startups

Adv. Ariella Dreyfuss was invited to speak in China, as an expert in the high-tech scene, as part of a course on entrepreneurship, venture capital, and investment in startups. The course was organized by the University of Geneva for students of China's Tsinghua University.

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