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Ariella Dreyfuss
Ariella Dreyfuss

Electra City Tower
58 Harekevet St.
Tel Aviv

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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.




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


Member of Israel Bar Association since 2008

Insights & News - Ariella Dreyfuss:

February 15, 2024

Barnea: Hosting Femtech Event

Ariella Dreyfuss and Inbar Gorelick participated in a femtech event hosted by our firm. As part of the event, Ariella lectured on founders’ agreements and Inbar on intellectual property.

June 26, 2023

Hosting a Delegation of Entrepreneurs from Mexico

We hosted a delegation of entrepreneurs from Mexico, who arrived in Israel to learn about investment opportunities in the Israeli high-tech market. As part of the delegation’s visit, Ariella Dreyfuss lectured on the legal aspects of doing business in Israel.

June 20, 2023

Azrieli Group to Sell Stake in Compass Data Centers for ILS 3.2 Billion

Adv. Ariella Dreyfuss has been representing Azrieli in its ongoing investments in the data centers field. Following its 2019 acquisition of 20% of Compass for USD 135 million, Azrieli announced yesterday an agreement for the sale of Compass to Brookfield Infrastructure. Compass Data Centers is one of the largest developers of data centers in the world. 

See all news updates from Ariella Dreyfuss >

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