Last updated 2026-07-26
- Acquired by Zefr, Jul 2022
- Raised Undisclosed Round led by Nielsen Innovate, Aug 2020
Total raised
—
Last: Undisclosed Round 2020-09
Stage
Acquired
Founded
2017
Headcount
7
HQ
Tel Aviv, Israel
Sector
Business Software
About
AdVerif.ai was an Israeli AI company that provided content verification solutions for advertisers, publishers, and ad networks. It specialized in automatically identifying disinformation using its proprietary FakeRank algorithm, which leveraged machine learning and natural language processing. The company's technology integrated with over 50 fact-checking organizations globally to train its algorithms to identify, label, and measure misinformation. AdVerif.ai was acquired by Zefr, a global brand suitability company, in July 2022. The main service was integrated by Zefr and rebranded as Zefr AI. AdVerif.ai was also recognized by CB Insights as a 'Global Game Changer' in the Disinformation Defense category.
Funding history · 1 round · — total
2020-08
Undisclosed Round
Undisclosed
★ Nielsen Innovate
Headcount over time
From 4 (2021-08) to 7 (2026-07) · +3 (+75%) · 4 points · source: Finder history + radar grounding
Q&A
- What is AdVerif.AI's primary business focus?
- AdVerif.AI was an Israeli AI company that provided content verification solutions for advertisers, publishers, and ad networks, specializing in identifying and defunding misinformation using its proprietary FakeRank algorithm.
- When was AdVerif.AI founded?
- AdVerif.AI was founded in 2017.
- What was the acquisition status of AdVerif.AI?
- AdVerif.AI was acquired by Zefr in July 2022. Its main service was integrated by Zefr and rebranded as Zefr AI.
- How much total funding did AdVerif.AI raise before its acquisition?
- AdVerif.AI raised a total of $697,000 USD across its funding rounds.
- What technologies did AdVerif.AI utilize?
- AdVerif.AI utilized Artificial Intelligence, Deep Learning, and Natural Language Processing in its solutions.
- Who was the founder and CEO of AdVerif.AI?
- Or Levi was the Founder and CEO of AdVerif.AI.
- Which organization recognized AdVerif.AI as a 'Global Game Changer'?
- AdVerif.AI was recognized by CB Insights as a 'Global Game Changer' in the Disinformation Defense category.
Team · 1
Or Levi
Founder · Founder and CEO
Sectors & technology
Primary sector
Business Software
Sub-sectors
Business SoftwareSales & Marketing SolutionsAdvertising Platforms
Technologies
Artificial IntelligenceDeep LearningNatural Language Processing
Target customers
Enterprise & Professional ServicesMarketing & SalesAdvertisingGovernment & City
Business model
B2GB2B
Highlights
1 PatentsVerified
Tags
artificial-intelligencebrand-protectionsaas
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
External links
| Website | adverifai.com/ |
|---|---|
| linkedin.com/company/14030553 | |
| facebook.com/adverifai | |
| YouTube | youtube.com/channel/UCPLRTaUasZh97jc5lGYieNg |
Identifiers & details
| Legal name | AdVerif.ai Ltd. |
|---|---|
| Founded | 2017 |
| Employees (exact) | 7 |
| Status reason | Acquired (Inactive) by Zefr on Jul 2022 - closed due to acquisition |
Acquisitions & public offerings
Acquired by Zefr 2022-07
Radar intelligence
GitHub
| Top repos | Satire_vs_Fake, cima_ai4media_osint, covid_misinfo_tracker.github.io, adverifai.github.io, covid19-fact-check |
|---|
Web history (Wayback)
| Domain | adverifai.com |
|---|
Certificate / subdomain footprint
| Subdomains | 13 |
|---|
Israeli Companies Registrar (רשם החברות / ICA)
| Registrar # (ח.פ.) | 516201753 |
|---|---|
| Status | פעילה |
| Corp type | ישראלית חברה פרטית |
| Incorporated | 2020-06-03 |
| Purpose | לעסוק בכל עיסוק חוקי |
| Liability | מוגבלת |
| In violation (unfiled) | no |
| Last annual report | 2026 |
| Active charges / liens | 0 |
| Registry events | 1 — annual_report (1) |
| Registered address | דרך פינלס 6 זכרון יעקב |
Recent registry events
| Date | Event |
|---|---|
| 2026-02-01 | דו~ח שנתי |