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Ariella Dreyfuss
Ariella Dreyfuss

Electra City Tower
58 Harekevet St.
Tel Aviv
6777016

Practice areas:

Ariella Dreyfuss

Ariella, originally from England, advises local and international private and public companies, corporate ventures, private equity and venture capital funds, start-ups and entrepreneurs.

Ariella’s clients are engaged in a wide range of high-tech activities, including, life sciences, medical devices, digital health, mobility, blockchain, IOT, financial services, cyber security, as well as data centers and low-tech industries.

 

Ariella skillfully guides her clients in drafting and negotiating multi-layered corporate and commercial agreements, including establishing strategic partnerships, raising capital, complex cross-border mergers and share and asset acquisitions, distribution, franchise, licensing, manufacturing, and supply agreements – all the while considering each client’s unique commercial concerns.

 

Prior to joining Barnea, Adv. Ariella Dreyfuss 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.

 

Prominent legal directories regularly rank Ariella as a leading lawyer in her practice areas, including Chambers and Partners, The Legal 500 and IFLR1000.

 

“Ariella Dreyfuss is an extraordinary corporate lawyer with a tremendously broad and deep experience base who has a great command of all facets of corporate hi-tech and M&A work. Ariella has a “can do” approach to everything she does, consistently delivers work of the highest quality imbued with just the right dose of pragmatism.” Legal 500.

“Ariella’s negotiation skills are excellent and she knows how to defend her clients’ interests very well.” Chambers and Partners.

 

“Ariella Dreyfuss… is highly professional with exceptional legal and commercial orientation, handles complex negotiations and brings transaction to close in an efficient manner.” Legal 500.

 

 

Education:


University of Birmingham, England, LL.B. with Honors, 2005

Admission:


Israel Bar Association, 2008

Insights & News - Ariella Dreyfuss:


September 29, 2025

Representing Henkel in a Strategic Investment

Adv. Ariella Dreyfuss, a partner in the firm's International Commercial Department, along with Adv. Dean Weinberg, represented Henkel in its strategic investment in the Israeli predictive maintenance startup Feelit Technologies

September 17, 2025

International Tech Deal Completed

Adv. Ariella Dreyfuss, a partner in the International Commercial Department, along with Adv. Tamar Greenstein from our firm, represented Arm, together with White & Case LLP, in a Series D investment round in the Israeli deep data analytics startup proteanTecs. 

March 23, 2025

Barnea: Representing Munich Re in USD 2.6 Billion Acquisition of Next Insurance

Advs. Ariella Dreyfuss and Dean Weinberg from our Corporate Department advised Munich Re, together with our colleagues at Kirkland & Ellis, on its definitive agreement to acquire Next Insurance for USD 2.6 billion. They were supported by Advs. Hanna Daher and Fadi Atallah from our Tax Department; Adv. Netta Bromberg, head of our Employment Department; and Dr. Avishay Klein, head of our Privacy, Cyber and AI Department.

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