![Barry Zwarenstein](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Barry Zwarenstein
Director/Board Member at
JFROG LTD.
Net worth: 8 M $ as of 2026-07-30
Profile
Mr. Barry Zwarenstein is an Independent Non-Executive Director at ON24, Inc., an Independent Director at Aria Systems, Inc. (California), an Independent Director at JFrog Ltd. and a Chief Financial Officer at Five9, Inc. He is on the Board of Directors at ON24, Inc., Aria Systems, Inc. (California), JFrog, Inc. and JFrog Ltd. Mr. Zwarenstein was previously employed as a CFO, Senior VP & Head-Investor Relations by SMART Worldwide Holdings, Inc., a Chief Financial Officer & Senior Vice President by SMART Modular Technologies, Inc., an Independent Director by Dealertrack Technologies, Inc., a Chief Financial Officer & Executive Vice President by VeriFone Holdings, Inc., a Chief Financial Officer & Vice President by Iomega Corp., a Chief Financial Officer & Senior Vice President by Mellanox Technologies Ltd., a Chief Financial Officer & Senior Vice President by Acuson Corp., a Chief Financial Officer & Senior Vice President by Logitech SA, a Chief Financial Officer by FMC Corp., and a Chief Financial Officer by FMC Europe NV. He also served on the board at Onlineautosolutions.Com, Inc. He received his undergraduate degree from the University of KwaZulu-Natal and an MBA from The Wharton School of the University of Pennsylvania.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
FIVE9, INC. 0.24% | 2026-03-23 | 183,517 ( 0.24% ) | 5 M $ | 2026-07-30 |
JFROG LTD. 0.03% | 2026-07-22 | 31,687 ( 0.03% ) | 3 M $ | 2026-07-30 |
Latest news about Barry Zwarenstein
Barry Zwarenstein active positions
| Companies | Position | Start |
|---|---|---|
| JFROG LTD. | Director/Board Member | 2019-11-30 |
Aria Systems, Inc. (California)
 Aria Systems, Inc. (California) Packaged SoftwareTechnology Services Develops SaaS billing automation platform | Director/Board Member | 2020-07-21 |
Jfrog, Inc.
 Jfrog, Inc. Packaged SoftwareTechnology Services Provides software solution and distribution platform | Director/Board Member | 2020-04-28 |
Five9, Inc. UK Ltd.
 Five9, Inc. UK Ltd. Packaged SoftwareTechnology Services Provides cloud software services for the enterprise contact center market | Director/Board Member | 2014-05-22 |
Former positions of Barry Zwarenstein
| Companies | Position | End |
|---|---|---|
| ON24, INC. | Director/Board Member | 2026-03-31 |
| FIVE9, INC. | Chief Executive Officer | 2018-05-02 |
| DEALERTRACK TECHNOLOGIES INC | Director/Board Member | 2015-09-30 |
DealerTrack, Inc.
 DealerTrack, Inc. Information Technology ServicesTechnology Services Provides on-demand software and data solutions for the automotive retail industry | Director/Board Member | 2015-09-30 |
Stratus Technologies, Inc.
 Stratus Technologies, Inc. Information Technology ServicesTechnology Services Delivers system solutions and processes applications | Director of Finance/CFO | 2011-10-31 |
Training of Barry Zwarenstein
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
65
1st degree connections
19
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 19 |
|---|---|
Acuson Corp.
 Acuson Corp. Medical SpecialtiesHealth Technology Manufactures and provides medical diagnostic ultrasound systems | Health Technology |
FMC Corp.
 FMC Corp. Chemicals: AgriculturalProcess Industries Operates as an agricultural sciences company which produces insecticides, herbicides and fungicides & crop nutrition and seed treatment products | Process Industries |
Lenovo EMC Ltd.
 Lenovo EMC Ltd. Computer PeripheralsElectronic Technology Manufactures, designs, and markets data storage devices | Electronic Technology |
SMART Worldwide Holdings, Inc.
 SMART Worldwide Holdings, Inc. SemiconductorsElectronic Technology Designs, manufactures, and markets memory modules, flash memory cards, and communication card products | Electronic Technology |
ON24, Inc.
 ON24, Inc. Packaged SoftwareTechnology Services Develops cloud-based digital experience platform that enables businesses to convert customer engagement into interactive webinar experiences, virtual event experiences and multimedia content experiences | Technology Services |
VeriFone Systems, Inc.
 VeriFone Systems, Inc. Packaged SoftwareTechnology Services Offers payments and commerce solutions | Technology Services |
Dealertrack Technologies, Inc.
 Dealertrack Technologies, Inc. Packaged SoftwareTechnology Services Develops web-based platform for automobile financing applications processing | Technology Services |
Mellanox Technologies Ltd.
 Mellanox Technologies Ltd. SemiconductorsElectronic Technology Manufactures and supplies end-to-end ethernet & infiniband interconnect products | Electronic Technology |
University of KwaZulu-Natal
 University of KwaZulu-Natal Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
DealerTrack, Inc.
DealerTrack, Inc. Information Technology ServicesTechnology Services Provides on-demand software and data solutions for the automotive retail industry | Technology Services |
Stratus Technologies, Inc.
Stratus Technologies, Inc. Information Technology ServicesTechnology Services Delivers system solutions and processes applications | Technology Services |
Five9, Inc.
 Five9, Inc. Packaged SoftwareTechnology Services Provides cloud contact center software solutions | Technology Services |
Aria Systems, Inc. (California)
Aria Systems, Inc. (California) Packaged SoftwareTechnology Services Develops SaaS billing automation platform | Technology Services |
FMC Europe NV | |
Logitech SA
 Logitech SA Electronics DistributorsDistribution Services Markets mouse''s, keyboards, presenters, charging stands, tablet keyboards, camera products, gaming key boards and other related products through an online store | Distribution Services |
JFrog Ltd.
 JFrog Ltd. Packaged SoftwareTechnology Services Develops supply chain software platform | Technology Services |
The Wharton School of the University of Pennsylvania
 The Wharton School of the University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Jfrog, Inc.
Jfrog, Inc. Packaged SoftwareTechnology Services Provides software solution and distribution platform | Technology Services |
Five9, Inc. UK Ltd.
Five9, Inc. UK Ltd. Packaged SoftwareTechnology Services Provides cloud software services for the enterprise contact center market | Technology Services |
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