Yigal Jacoby

Israeli entrepreneur and angel investor, co-founder of Allot Communications and Armon Networking.

Angel Investor Active Hod HaSharon, Israel
LinkedIn
Last updated 2026-07-20
Portfolio
0
in our dataset
Rounds participated
0
Rounds led
0
Rounds' value
—
total disclosed, rounds participated
Stages
Seed, E Round, G Round, Pre-Seed, F Round, D Round, A Round

About

Yigal Jacoby is an Israeli entrepreneur and angel investor. He co-founded Armon Networking Ltd. in 1992, which was sold to Bay Networks in 1996. He then co-founded Allot Communications (later Allot Ltd.) in 1996, serving as CEO and Chairman at different times. After retiring as CEO of Allot, he became an active angel investor, focusing on mobile, media, and security industries. He currently serves as Chairman at LiveU Ltd.

Portfolio

No portfolio companies in this dataset yet.

Investment activity

2 portfolio exits on record.

Portfolio by sector

Business Software2
Automotive & Mobility Technologies1
Health Tech & Life Sciences1

Q&A

What is Yigal Jacoby's primary role and background?
Yigal Jacoby is an angel investor and currently serves as the Chairman of the Board at Allot Communications and LiveU. He co-founded Allot in 1997 and previously founded Armon Networking, which was sold to Bay Networks in 1996.
What is Yigal Jacoby's investment stage focus?
Yigal Jacoby invests across various stages, including Pre-Seed, Seed, A Round, D Round, E Round, F Round, and G Round.
Which companies are notable exits for Yigal Jacoby?
Yigal Jacoby has seen exits with Appforma, which was acquired by Gix in January 2016, and KitLocate, acquired by Yandex in March 2014.
What is Yigal Jacoby's sector focus for investments?
Yigal Jacoby's portfolio shows a concentration in Business Software, Automotive & Mobility Technologies, and Health Tech & Life Sciences.
Can you name some of Yigal Jacoby's portfolio companies?
Yigal Jacoby's portfolio includes Appforma and DriveU.auto
What was a recent investment by Yigal Jacoby?
Yigal Jacoby participated in a Seed round for DriveU.auto in June 2020, which raised $4M.
What was the funding stage and amount for Nimble Beauty?
Yigal Jacoby participated in an A Round for Nimble Beauty, which raised $11.65M.
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