Key facts
- Zefr’s last known valuation is $271.5M (Feb 2014).
- It has raised $66.5M; the latest was Later Stage VC in Sep 2025.
- Notable investors include Felicis, First Round Capital, Naval Ravikant, IVP, Uncork Capital — 15 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 15 names
- ·Watchlist + deal alerts for Zefr
- ·The full record, as it builds
Funding rounds
No funding rounds for Zefr are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Zefr
Developer of content rights management platform intended to create targeted video ad placements. The company's platform reaches the audience by aligning the right ad with the right content, on the platforms they care about, enabling brands to safely and effectively scale their video advertisement campaigns.
- Sector
- Information Technology
- HQ
- Los Angeles, CA, United States
- Founded
- 2009
- Employees
- 260
- Website
- zefr.com/
- Ownership
- Privately Held (backing)
Zefr doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Zefr shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Zefr in its N-PORT filings yet. We sweep new filings monthly.