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​A combination of skills,excellence and experience

Purammon was founded in late 2016 by a group of advanced technologists and environmental engineers with a simple mission: to generate positive ESG impact.

First commercial system (ammonia removal) was installed in 2018, and since then have been providing solutions for complex environmental challenges.

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Board of Directors

Chairman & Founder

David Meidan

David is active in the export of strategic and advanced Israeli technologies worldwide. In this role he has created outstanding opportunities for leading Israeli industries and Hi-tech companies. He is also the founder of two Israeli start-ups.


David is a former senior Mossad officer, and had served for many years in operational and commanding positions.

​David Meidan

Board Member

Dr. Eli Abramov

Dr. Abramov serves as an Executive Director and Consultant to industrial companies.

With years of experience as CEO of Baran Group, Israel’s largest engineering and project management group. and Executive VP, Global Operations for Adama Agricultural Solutions Ltd., one of the world's leading crop protection companies.,

Dr. Abramov holds a PhD (summa cum laude) in Materials Science and Engineering from Ben-Gurion University in Israel.

​Dr. Eli Abramov

Board Member

Or Laosani

Or is the CEO of MedLight, a Partnership between NewMed Energy (TASE) and Enlight Renewable Energy (TASE, NASDAQ), for the development of Renewable Energy projects in MENA region. Or has a BSc in Environmental Economics and Management and MBA in Finance and Banking, both from the Hebrew University of Jerusalem

​Or Laosani
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We are extremely proud of the impact on environmental engineering that we have had in our short existance so far, and look forward to playing an increasingly meaningful role in the urgent efforts to clean and restore the ecosystems that we all rely on.


Joseph and David Lehmann
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CEO and Founder

Dr. Joseph Lehmann

Joseph is an Entrepreneur, high-tech executive and technologist.

His former roles include CEO and founder of G-Connect Ltd., Corporate Vice President of ADC Telecommunications Inc. and VP Product Management of Teledata Ltd. Joseph has a BScEE degree from the Technion Israel Institute of Technology, MA and PhD in Philosophy from Tel-Aviv University.

CTO and Founder

David Lehmann

David is an experienced environmental engineer.

Before founding Purammon he worked for seven years in Tahal Group in Israel, where he was involved in large scale water and wastewater engineering projects. David has a BSc and MSc degrees in Environmental Engineering from the Technion Israel Institute of Technology.

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At Purammon, we pride ourselves on having a team of expert researchers who are passionate professionals with years of experience.

Our team is devoted to creating exceptional electrolysers with state-of-the-art technology, ensuring that our customers receive only the best products.


Evyatar Itzhak

Evyatar is leading our research activities, driving our products to excellence. His expertise includes membrane, coating procedures, out of the box thinking and great management skills. 

​Evyatar Itzhak

Dr. Yuri Kirshon

Meet Yuri, our material science PhD and key player in Purammon's research department. With expertise in membrane electrode assembly (MEA) manufacturing processes, Yuri's scientific know-how contributes significantly to our success, enabling us to produce cutting-edge products in the market

​Dr. Yuri Kirshon

Aviv Haimson

Aviv is a diverse, versatile talented mechanical engineer. His expertise includes thermodynamics, structural design, and material science. Aviv developed advanced current collectors which allow us to maximize the use of catalysts and membranes.

​Aviv Haimson

Doron Kochavi

Doron is our intelligent mechanical engineer, specialized in simulation, assemblies, manufacturing, and systems start-up. Doron have developed gas separators, laser cutting techniques, optimized porous transport layers and much more. 

​Doron Kochavi

Doron Kochavi

Doron is our leading mechanical engineer, specialized in simulation, assemblies, manufacturing, and systems start-up. Doron have developed gas separators, laser cutting techniques, optimized porous transport layers and much more. 

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