Zefr is a video advertising company that creates targeted video ad placements with unique technology. It delivers video-level content targeting at scale on YouTube, allowing brands to safely and effectively reach their audience.

Zefr works with brands, media companies, studios and labels to identify, filter, analyze and organize the volume of digital content on the world's biggest platforms.

Zefr was founded in 2009 by Rich Raddon & Zach James and is headquartered in Los Angeles, California. ZEFR, Inc. was formerly known as MovieClips, Inc. and changed its name to ZEFR, Inc. in August 2012. 

Zefr offers MAGNA + IPG Research, a technology that drives brand value through video-level content targeting on YouTube ensuring brands scale their video ad campaigns.

Zefr's RightsID monetize and protect that delivers a technological solution to protect and generate revenues when others share content; RightsID insights, which delivers a visual view of how users’ content is shared allowing users to turn global data into actionable insights; and RightsID publishing, a programming and optimization product for rights holders.


Zefr is backed by top-tier investors including U.S. Venture Partners (USVP), First Round Capital, Shasta Ventures, and IVP among others. Zefr has acquired Pipewave, Inc. & Engodo to date.



  • Year founded: 2009
  • Funding Info: $65.1M in 8 funding rounds (Last funding type: Series E)- Zefr has also acquired Pipewave, Inc. & Engodo to date.
  • Yearly Revenue: $50M-$100M (2018)
  • Employee Size: 201-500
  • Business Valuation: Undisclosed
  • City/Town: Los Angeles
  • State: California
  • Country: United States
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