Section 02 — MarTech Library
Side by side, with the evidence attached
A comparison view, not a full profile. Open a vendor for the complete record.
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Category
Verification, Quality & Brand Safety
Verification, Quality & Brand Safety
Verification, Quality & Brand Safety
Engagement type
Managed partner
Managed partner
Self-serve
Pricing model
Not disclosed
Not disclosed
Not disclosed
Market coverage
Headquartered in Los Angeles with named offices in New York, Chicago, London, Toronto and Singapore per Daily Research News reporting on Zefr's 2026 MRC accreditation announcement. No further country-by-country client or revenue breakdown was published on the pages reviewed.
APAC coverage: Singapore, Indonesia, Malaysia, Philippines, Thailand, Vietnam, Japan, Hong Kong, Taiwan.
Per its own SEC-filed materials, DoubleVerify opened international offices in EMEA (Germany, France), APAC (Singapore, Australia) and Brazil in 2018, expanding further into Japan and India in 2020. A third-party company profile (Agile Brand Guide) cites 31 offices in 25 countries and over 2,000 customers as of 2026, though this was not independently verified against a primary DoubleVerify source.
Product architecture
Case studies
Waitrose (UK grocery retailer)
Quoted as: "Leveraging Zefr's Brand Suitability Data...exceeded our performance expectations."
Vendor-reported, not independently verified
, testimonial
M&S Food, with TikTok
Quoted as enabling a big-impact campaign monitored in real time via Zefr's daily dashboard, to ensure safety and suitability of video ads.
Vendor-reported, not independently verified
, testimonial
Industry-wide (Media Misalignment Report 2025 APAC)
Brands see an average of 28% of media impressions running against misaligned content
Vendor-reported, not independently verified
Channel Factory APAC internal data / Media Misalignment Report 2025 APAC
Third-party validated targeting accuracy
PwC found Channel Factory provides 23% more accurate targeting.
Third-party validated
PwC
Major automotive brand (anonymized)
Increased viewability on Facebook in-stream video by 2.6x and video completion rate by 3.8x.
Vendor-reported, not independently verified
APAC hospitality client (anonymized)
Authentic Brand Safety targeting reduced ad blocks by over 70%.
Vendor-reported, not independently verified
Partner ecosystem
None listed
4 named partners
3 named partners
Practitioner reviews
No reviews yet — be the first to file one
No reviews yet — be the first to file one
No reviews yet — be the first to file one