Product Reports Resources Pricing Login Book a demo
COMPANY PROFILE

ZEFR

Explore full profile

With access to more data than any YouTube partner, ZEFR is the technology company that drives better results for content owners and brands.

Los Angeles, United StatesFounded 2009Consumer Services
Valuation $25–50M Last recorded · 2016
Headcount 100–500 Current team size
Total funding $50–100M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for ZEFR and the history behind them.

About ZEFR

Zefr is a technology company that specializes in contextual advertising, which means they help brands place their ads in the right context without using personal information (PII). This approach ensures that ads are shown alongside content that aligns with the brand's values and target audience. Zefr's technology is particularly effective for video content, making it a valuable tool for brands looking to advertise on platforms like YouTube and Facebook.

The company serves a variety of clients, including consumer packaged goods (CPG) companies, quick service restaurants, and other brands that want to reach specific audiences without compromising user privacy. Zefr operates in the digital advertising market, focusing on contextual targeting, which is a growing segment as privacy concerns become more prominent.

Zefr's business model revolves around its Contextual Data Management Platform (DMP). This platform captures, organizes, and activates brands' nuanced preferences to deliver effective and scalable ad campaigns. By using this technology, Zefr can offer pre-flight targeting with impression-level transparency, ensuring that each ad is aligned with the right content every time. This precise targeting leads to higher engagement rates and better campaign performance.

The company makes money by charging brands for its targeting services. These services include customized video-level targeting, which has been shown to drive significant lifts in key performance indicators (KPIs) such as view-through rates, aided awareness, and brand favorability. Zefr's dynamic targeting solutions also make ad campaigns more efficient and effective, providing a strong return on investment for their clients.

In summary, Zefr is a leader in contextual advertising, helping brands reach their target audiences in a privacy-compliant manner. Their advanced technology and focus on video content make them a go-to partner for brands looking to optimize their digital ad campaigns.

Source: Dealroom company data

At a glance

Founded
2009
Headquarters
Los Angeles, United States
Sector
Consumer Services

Investors

14 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed1 investor entered at this stage

  • Launchpad LA

Series A10 investors entered at this stage

Series B and later3 investors entered at this stage

Team profiled 64 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 4 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
10 countries with
team presence
🇺🇸 United States82%
🇬🇧 United Kingdom5.1%
🇨🇦 Canada3.1%
🇮🇱 Israel2.6%
🇲🇽 Mexico2.6%
Top 5 of 10 shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about ZEFR on X, ranked by likes and reposts, corporate channels excluded.

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 ZEFR on the full Dealroom platform

Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.