Company lists · Data refreshed September 2026
Top 25 Ad verification companies worldwide
RevenueBase identified 198 company matches for ad verification companies worldwide as of September 2026 and tracks 4,131 professional contacts across them, including 2,107 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for ad verification companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026. Country and city lists for ad verification companies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest ad verification companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 966 contacts → | ||||
Exact match “Integral Ad Science is a leading global media measurement and optimization platform that delivers the industry’s most actionable data to drive superior results for the world’s…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 910 contacts → | ||||
Exact match “We’re Magnite (NASDAQ: MGNI), the world’s largest independent sell-side advertising company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 357 contacts → | ||||
Exact match “Innity is a leading online media company in Asia that offers best in class data-driven ad tech solutions that combines creative programmatic, ad-serving, data management, audience…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 192 contacts → | ||||
Exact match “SheerID is the leading provider for verifying and engaging high-value audiences, and is trusted by hundreds of the world's most admired brands, including Amazon, Spotify…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 86 contacts → | ||||
Exact match “Pixeltruth thrives on the power of trained, skilled manpower.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 85 contacts → | ||||
Exact match “GeoEdge is a leader in the AdTech industry, equipping the industry with real-time, client-side malvertising prevention and ad quality control.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 75 contacts → | ||||
Exact match “Pixalate, the market-leading fraud protection, privacy, and compliance analytics platform for Connected TV (CTV) and Mobile Advertising.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 69 contacts → | ||||
Exact match “Spider AF helps advertisers eliminate invalid clicks, fake leads, and other non-human traffic before it damages campaign performance.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 59 contacts → | ||||
Exact match “TrafficGuard's comprehensive ad verification and fraud prevention has been recognised by App Growth Awards, Effective Mobile Marketing Awards, MarTech Breakthrough Awards, Future…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 50 contacts → | ||||
Exact match “AdNow is a native advertising company and a proud member of IAB Europe.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 43 contacts → | ||||
Exact match “Mobusi, part of SunMedia Group, is an Adtech Company which offers solutions to publishers and media in order to monetize their inventory worldwide.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 41 contacts → | ||||
Exact match “Online advertising based on verified offline-data Segmento is the part of Sberbank group of companies and the first European advertising platform integrated with the bank.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 35 contacts → | ||||
Exact match “EXOGROUP is a set of companies offering a range of services within the digital business landscape.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 34 contacts → | ||||
Exact match “MagicBid is a global AI-powered AdTech company redefining how publishers and advertisers monetize across Web, App, CTV, and H5 Games.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 34 contacts → | ||||
Exact match “Kiosked is a global advertising technology company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 32 contacts → | ||||
Exact match “Criada em 17 de agosto de 1993, a MPV7 tem como prioridade alcançar o mais alto nível em qualidade técnica, para melhor atender às expectativas e necessidades de nossos clientes…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 28 contacts → | ||||
Exact match “Optima is an advertising technology company providing revenue optimization and predictability to publishers of all sizes.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 28 contacts → | ||||
Exact match “Blockthrough helps the world’s leading publishers generate incremental revenue by delivering lighter, non-disruptive ads to 350 million ad-filtering users.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 28 contacts → | ||||
Exact match “VeraViews is a comprehensive ad-tech platform transforming digital advertising through transparency and advanced fraud detection.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 25 contacts → | ||||
Exact match “Adipolo, founded in 2016 is the leading, one-stop-shop for all digital advertising solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 25 contacts → | ||||
Exact match “Verasity’s mission is to significantly increase advertising revenues for video publishers, on any video platform, through its rewarded player and ad stack utilizing its patented…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 20 contacts → | ||||
Exact match “Up to 25% of your marketing budget is wasted on bots and invalid traffic.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 20 contacts → | ||||
Exact match “Protected by Mediaocean represents a fundamental shift in ad verification.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 20 contacts → | ||||
Exact match “We offer a range of video units, native ads and banner creatives.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 19 contacts → | ||||
Exact match “Opticks provides fraud detection and prevention solutions for leading advertisers and agencies.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “ad verification companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 198 ad verification companies worldwide
See the full list, filter by size, metro and specialty, and access 2,107 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Ad verification companies worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for ad verification companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “ad verification companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 2,107 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Ad verification companies by location
1 lists · largest firstEvery Ad verification companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “ad verification companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many ad verification companies are there worldwide?
RevenueBase identified 198 company matches for ad verification companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Integral AD Science tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most ad verification companies?
The United States leads with 41 companies. Every ad verification companies list by country and city is linked on this page.
Which city has the most ad verification companies?
London leads with 8 company records, followed by New York (7) and Dubai (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,107 professional contacts with verified work emails tracked across these 198 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 198 ad verification companies worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 ad verification companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 198 matching company records for ad verification companies worldwide, with 4,131 tracked contacts and 2,107 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 ad verification companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 966 contacts → |
“Integral Ad Science is a leading global media measurement and optimization platform that delivers the industry’s most actionable data to drive superior results for the world’s…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 910 contacts → |
“We’re Magnite (NASDAQ: MGNI), the world’s largest independent sell-side advertising company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Petaling Jaya, MalaysiaReported employees: 201-500 | Petaling Jaya, Malaysia | 201-500 | Exact match | 357 contacts → |
“Innity is a leading online media company in Asia that offers best in class data-driven ad tech solutions that combines creative programmatic, ad-serving, data management, audience…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 192 contacts → |
“SheerID is the leading provider for verifying and engaging high-value audiences, and is trusted by hundreds of the world's most admired brands, including Amazon, Spotify…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Agra, IndiaReported employees: 51-200 | Agra, India | 51-200 | Exact match | 86 contacts → |
“Pixeltruth thrives on the power of trained, skilled manpower.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 85 contacts → |
“GeoEdge is a leader in the AdTech industry, equipping the industry with real-time, client-side malvertising prevention and ad quality control.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 75 contacts → |
“Pixalate, the market-leading fraud protection, privacy, and compliance analytics platform for Connected TV (CTV) and Mobile Advertising.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Minato-ku, JapanReported employees: 51-200 | Minato-ku, Japan | 51-200 | Exact match | 69 contacts → |
“Spider AF helps advertisers eliminate invalid clicks, fake leads, and other non-human traffic before it damages campaign performance.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Perth, AustraliaReported employees: 51-200 | Perth, Australia | 51-200 | Exact match | 59 contacts → |
“TrafficGuard's comprehensive ad verification and fraud prevention has been recognised by App Growth Awards, Effective Mobile Marketing Awards, MarTech Breakthrough Awards, Future…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Plovdiv, BulgariaReported employees: 51-200 | Plovdiv, Bulgaria | 51-200 | Exact match | 50 contacts → |
“AdNow is a native advertising company and a proud member of IAB Europe.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Madrid, United StatesReported employees: 201-500 | Madrid, United States | 201-500 | Exact match | 43 contacts → |
“Mobusi, part of SunMedia Group, is an Adtech Company which offers solutions to publishers and media in order to monetize their inventory worldwide.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Moscow, RussiaReported employees: 51-200 | Moscow, Russia | 51-200 | Exact match | 41 contacts → |
“Online advertising based on verified offline-data Segmento is the part of Sberbank group of companies and the first European advertising platform integrated with the bank.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 35 contacts → |
“EXOGROUP is a set of companies offering a range of services within the digital business landscape.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Sharjah, United Arab EmiratesReported employees: 51-200 | Sharjah, United Arab Emirates | 51-200 | Exact match | 34 contacts → |
“MagicBid is a global AI-powered AdTech company redefining how publishers and advertisers monetize across Web, App, CTV, and H5 Games.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 34 contacts → |
“Kiosked is a global advertising technology company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 32 contacts → |
“Criada em 17 de agosto de 1993, a MPV7 tem como prioridade alcançar o mais alto nível em qualidade técnica, para melhor atender às expectativas e necessidades de nossos clientes…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 28 contacts → |
“Optima is an advertising technology company providing revenue optimization and predictability to publishers of all sizes.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 28 contacts → |
“Blockthrough helps the world’s leading publishers generate incremental revenue by delivering lighter, non-disruptive ads to 350 million ad-filtering users.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Veraviewsveraviews.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 28 contacts → |
“VeraViews is a comprehensive ad-tech platform transforming digital advertising through transparency and advanced fraud detection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: NY, United StatesReported employees: 11-50 | NY, United States | 11-50 | Exact match | 25 contacts → |
“Adipolo, founded in 2016 is the leading, one-stop-shop for all digital advertising solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Verasityverasity.io HQ: Road Town, British Virgin IslandsReported employees: 11-50 | Road Town, British Virgin Islands | 11-50 | Exact match | 25 contacts → |
“Verasity’s mission is to significantly increase advertising revenues for video publishers, on any video platform, through its rewarded player and ad stack utilizing its patented…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 20 contacts → |
“Up to 25% of your marketing budget is wasted on bots and invalid traffic.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Tel Aviv, IsraelReported employees: 11-50 | Tel Aviv, Israel | 11-50 | Exact match | 20 contacts → |
“Protected by Mediaocean represents a fundamental shift in ad verification.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Shevchenkivskyi District, UkraineReported employees: 1-10 | Shevchenkivskyi District, Ukraine | 1-10 | Exact match | 20 contacts → |
“We offer a range of video units, native ads and banner creatives.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 19 contacts → |
“Opticks provides fraud detection and prevention solutions for leading advertisers and agencies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 198 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Ad verification companies: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
198 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 198 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Ad verification companies by location
1 lists · largest firstEvery Ad verification companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for ad verification companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many ad verification companies did RevenueBase find worldwide?
The saved snapshot records 198 matching company records, 4,131 tracked contacts and 2,107 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 ad verification companies worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/ad-verification-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 ad verification companies worldwide
RevenueBase records 198 matching company records for ad verification companies worldwide, with 4,131 tracked contacts and 2,107 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 ad verification companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 966 contacts → |
“Integral Ad Science is a leading global media measurement and optimization platform that delivers the industry’s most actionable data to drive superior results for the world’s…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 910 contacts → |
“We’re Magnite (NASDAQ: MGNI), the world’s largest independent sell-side advertising company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Petaling Jaya, MalaysiaReported employees: 201-500 | Petaling Jaya, Malaysia | 201-500 | Exact match | 357 contacts → |
“Innity is a leading online media company in Asia that offers best in class data-driven ad tech solutions that combines creative programmatic, ad-serving, data management, audience…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 192 contacts → |
“SheerID is the leading provider for verifying and engaging high-value audiences, and is trusted by hundreds of the world's most admired brands, including Amazon, Spotify…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Agra, IndiaReported employees: 51-200 | Agra, India | 51-200 | Exact match | 86 contacts → |
“Pixeltruth thrives on the power of trained, skilled manpower.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 85 contacts → |
“GeoEdge is a leader in the AdTech industry, equipping the industry with real-time, client-side malvertising prevention and ad quality control.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Washington, DC, United StatesReported employees: 51-200 | Washington, DC, United States | 51-200 | Exact match | 75 contacts → |
“Pixalate, the market-leading fraud protection, privacy, and compliance analytics platform for Connected TV (CTV) and Mobile Advertising.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Minato-ku, JapanReported employees: 51-200 | Minato-ku, Japan | 51-200 | Exact match | 69 contacts → |
“Spider AF helps advertisers eliminate invalid clicks, fake leads, and other non-human traffic before it damages campaign performance.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Perth, AustraliaReported employees: 51-200 | Perth, Australia | 51-200 | Exact match | 59 contacts → |
“TrafficGuard's comprehensive ad verification and fraud prevention has been recognised by App Growth Awards, Effective Mobile Marketing Awards, MarTech Breakthrough Awards, Future…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Plovdiv, BulgariaReported employees: 51-200 | Plovdiv, Bulgaria | 51-200 | Exact match | 50 contacts → |
“AdNow is a native advertising company and a proud member of IAB Europe.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Madrid, United StatesReported employees: 201-500 | Madrid, United States | 201-500 | Exact match | 43 contacts → |
“Mobusi, part of SunMedia Group, is an Adtech Company which offers solutions to publishers and media in order to monetize their inventory worldwide.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Moscow, RussiaReported employees: 51-200 | Moscow, Russia | 51-200 | Exact match | 41 contacts → |
“Online advertising based on verified offline-data Segmento is the part of Sberbank group of companies and the first European advertising platform integrated with the bank.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Barcelona, SpainReported employees: 201-500 | Barcelona, Spain | 201-500 | Exact match | 35 contacts → |
“EXOGROUP is a set of companies offering a range of services within the digital business landscape.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Sharjah, United Arab EmiratesReported employees: 51-200 | Sharjah, United Arab Emirates | 51-200 | Exact match | 34 contacts → |
“MagicBid is a global AI-powered AdTech company redefining how publishers and advertisers monetize across Web, App, CTV, and H5 Games.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 34 contacts → |
“Kiosked is a global advertising technology company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 32 contacts → |
“Criada em 17 de agosto de 1993, a MPV7 tem como prioridade alcançar o mais alto nível em qualidade técnica, para melhor atender às expectativas e necessidades de nossos clientes…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Barcelona, SpainReported employees: 51-200 | Barcelona, Spain | 51-200 | Exact match | 28 contacts → |
“Optima is an advertising technology company providing revenue optimization and predictability to publishers of all sizes.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Toronto, ON, CanadaReported employees: 11-50 | Toronto, ON, Canada | 11-50 | Exact match | 28 contacts → |
“Blockthrough helps the world’s leading publishers generate incremental revenue by delivering lighter, non-disruptive ads to 350 million ad-filtering users.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Veraviewsveraviews.com HQ: United StatesReported employees: 11-50 | United States | 11-50 | Exact match | 28 contacts → |
“VeraViews is a comprehensive ad-tech platform transforming digital advertising through transparency and advanced fraud detection.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: NY, United StatesReported employees: 11-50 | NY, United States | 11-50 | Exact match | 25 contacts → |
“Adipolo, founded in 2016 is the leading, one-stop-shop for all digital advertising solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Verasityverasity.io HQ: Road Town, British Virgin IslandsReported employees: 11-50 | Road Town, British Virgin Islands | 11-50 | Exact match | 25 contacts → |
“Verasity’s mission is to significantly increase advertising revenues for video publishers, on any video platform, through its rewarded player and ad stack utilizing its patented…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Munich, GermanyReported employees: 11-50 | Munich, Germany | 11-50 | Exact match | 20 contacts → |
“Up to 25% of your marketing budget is wasted on bots and invalid traffic.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Tel Aviv, IsraelReported employees: 11-50 | Tel Aviv, Israel | 11-50 | Exact match | 20 contacts → |
“Protected by Mediaocean represents a fundamental shift in ad verification.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Shevchenkivskyi District, UkraineReported employees: 1-10 | Shevchenkivskyi District, Ukraine | 1-10 | Exact match | 20 contacts → |
“We offer a range of video units, native ads and banner creatives.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Barcelona, SpainReported employees: 11-50 | Barcelona, Spain | 11-50 | Exact match | 19 contacts → |
“Opticks provides fraud detection and prevention solutions for leading advertisers and agencies.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 198 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Ad verification companies: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
198 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 198 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Ad verification companies by location
1 lists · largest firstEvery Ad verification companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for ad verification companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many ad verification companies did RevenueBase find worldwide?
The saved snapshot records 198 matching company records, 4,131 tracked contacts and 2,107 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 ad verification companies worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/ad-verification-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗