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SimilarWeb
Marketing · New York City, United States · Founded 2007 · IPO 2021 Unicorn
SimilarWeb mafia
Startups founded by SimilarWeb alumni
Former SimilarWeb employees who went on to start their own companies. Sorted by Dealroom signal score.
Nir CohenIsrael
Elool JacobyIsrael
Iftach OrrIsrael
Eyal GaonIsrael
Maya CohenUnited States
Ankit JainUnited States
Yoav OrenIsrael
Roni GamZonUnited States
V. Frank SondorsUnited States
Omer KaplanIsrael
Nathaniel ZenouIsraelGlobal footprint
Where SimilarWeb has talent and traffic
(51 of 1,282 staff)
team presence
across markets
Capital deployed
SimilarWeb's 8 investments and acquisitions.
Every disclosed deal where SimilarWeb appeared as a backer or acquirer, 2015–2026. Toggle between venture rounds, M&A, or both. The map below is grouped by the target company's sector — the colored pill on each chip is the round type.
8 deals across SimilarWeb's capital deployment.
Where the deals concentrate by sector, stage, and decade.
02 · Portfolio market map
SimilarWeb's portfolio, mapped.
Each chip is one company. Pill colour shows round type — green for Seed, blue for Series A, purple for B/C+, pink for late-stage, amber for M&A. Bigger sectors keep their full list behind “+ N more”.
Market sentiment
What the market is saying about SimilarWeb
An AI-synthesized read of the highest-engagement posts about SimilarWeb on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
See SimilarWeb on the full Dealroom platform
Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.