- Company
SR Score
36,586
SR Web
37,554
With access to more data than any YouTube partner, ZEFR is the technology company that drives better results for content owners and brands.
Zefr is a video advertising company that delivers contextual targeting for brands on YouTube.
Zefr is a video advertising company that delivers contextual targeting for brands on YouTube.
Website: https://www.zefr.com
Founded: December 02, 2009
Social:
