Tomer Bar-Zeev

Angel Investor Active Israel
LinkedIn
Last updated 2026-06-18
Portfolio
3
in our dataset
Rounds participated
3
Rounds led
0
Rounds' value
$2.6M
total disclosed, rounds participated
Stages
Pre-Seed, A Round, Seed

About

Tomer Bar-Zeev is a business entrepreneur and an active investor in technology startups. He currently serves as the Co-founder and CEO of ironSource (listed on NYSE), which builds monetization, engagement, analytics, and discovery tools for app developers, device manufacturers, mobile carriers, and advertisers. Overseeing the companys international growth from day one, he has led it to establish offices across five continents and powered it to over 7 million successful installations a day across all its major geographical markets. Prior to founding ironSource, he was the Co-founder & CEO of FoxTab, a 3d Firefox browser add-on, which was incorporated into ironSource in 2011. He has also served in VP positions at Payoneer and Atlas CT. Tomer is a member of the Young Entrepreneurs Council, sits on the board of the IATI, and has been named one of the 100 Most Intriguing Entrepreneurs by Goldman Sachs. Born in Israel, Tomer spent 9 years living in Peru as a child before returning to study computer science at the IDC. Originally a developer of popular consumer software products, his experience as a programmer was pivotal in giving him an intimate understanding of what developers need to turn great products into successful businesses, and that focus still drives him today.

Portfolio · 3

Safe School
Creating a Safe Digital Environment for Schools and Municipalities
1 round $2.0M committed Latest: 2021-06
Approve
Enterprise Procurement SaaS
1 round $570K committed Latest: 2019-05
Finaloop
Bookkeeping and Tax Preparation Solution for SMBs
1 round

Investment activity

1 portfolio exit on record.

Portfolio by sector

Business Software2
Education & Knowledge Technologies1

Q&A

What is Tomer Bar-Zeev's primary role and background?
Tomer Bar-Zeev is a business entrepreneur and an active angel investor in technology startups. He is the Co-founder and CEO of ironSource, which builds monetization, engagement, analytics, and discovery tools for app developers.
What are Tomer Bar-Zeev's preferred investment stages?
Tomer Bar-Zeev primarily invests in Pre-Seed, Seed, and A Round stages.
Can you name a notable exit for Tomer Bar-Zeev?
In April 2021, Approve, a company in which Tomer Bar-Zeev was an investor, was acquired by Tipalti for $40 million. Approve provides enterprise procurement SaaS.
What are some of Tomer Bar-Zeev's recent portfolio companies?
Tomer Bar-Zeev's recent portfolio includes Finaloop, a bookkeeping and tax preparation solution for SMBs, and Safe School, which focuses on creating a safe digital environment for schools and municipalities.
In which sectors does Tomer Bar-Zeev typically invest?
Tomer Bar-Zeev shows a concentration in the Business Software sector, with two portfolio companies, and also invests in Education & Knowledge Technologies.
What was a recent investment by Tomer Bar-Zeev?
One of Tomer Bar-Zeev's recent investments was in Finaloop, a B2B bookkeeping and tax preparation solution, which raised a $35M Series A round.
What is the typical investment range for Tomer Bar-Zeev?
Tomer Bar-Zeev's investment range is typically between $570K and $2M.
What is Tomer Bar-Zeev's involvement with ironSource?
Tomer Bar-Zeev is the Co-founder and CEO of ironSource, a company listed on NYSE, where he has overseen its international growth and led it to establish offices across five continents.
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