Zefr
PrivateLast Round
Convertible Debt
Mar 10, 2016
Est. Valuation
$272.48M
Total Funding Raised
$63.5M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Zefr is an enterprise software company that provides AI-powered content classification, brand suitability targeting, and measurement solutions for digital advertisers on major social platforms.
Sector
Enterprise Software
Verticals
Digital Advertising, Compliance & Risk, Social Media, Marketing
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Zefr Comparables
Compare Zefr with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Pixability | 88% | |
| Sightly | 86% | |
| Integral Ad Science | 83% | |
Zefr Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Convertible Debt | Mar 10, 2016 | ||||
| Early Funding | Feb 26, 2014 | ||||
| Series C | Aug 15, 2012 | ||||
| Series B | Aug 9, 2011 | ||||
| Series A | Nov 9, 2010 |
Key People
Founding team and executive leadership
Zefr Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Uncork Capital | Series C, Series A |
| MK Capital | Series C, Convertible Debt, Series B |
| U.S. Venture Partners | Early Funding, Series C, Convertible Debt |
| Shasta Ventures | Series C, Series B, Early Funding, Series A |
| First Round Capital | Series C, Early Funding, Convertible Debt, Series B, Series A |
| Institutional Venture Partners (IVP) | Early Funding |
| Richmond Park Partners | Series C, Early Funding, Seed, Series A, Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- May 9, 2026
Added CMI Media Group, a marketing/advertising firm.
- Apr 30, 2026
Launched Zain, an agentic hub for its technology setup.
Zefr Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Zefr's valuation, stock price, and market status.