About Plaxo
Plaxo is a company based in Sunnyvale (United States) founded in 2002. Limited information available. Plaxo has raised $28.41 million across 6 funding rounds from investors including Cisco Investments, Sequoia Capital and Globespan Capital Partners. The company has since been acquired.
Company details
Plaxo was founded in 2002 in Sunnyvale, United States. Operations are conducted in the technology sector, with emphasis placed on contact management and social networking services. Address books are automatically synchronized across email providers and other applications to ensure data accuracy. User profiles are maintained through a centralized platform that facilitates updates without manual intervention. Integration with various online ecosystems has been established to support seamless information sharing.
- Total Equity Funding$28.41M (USD)
in 6 rounds
- Latest Funding Round$4.11M (USD), Series D
Mar 2007
- InvestorsCisco Investments
& 3 more
Funding Insights of Plaxo
Plaxo has successfully raised a total of $28.41M across 6 strategic funding rounds. The most recent funding activity was a Series D round of $4.11 million completed in March 2007. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $28.41M
- Total Rounds 6
- Last Round Series D — $4.11M
- First Round $2M
(Feb 2002)
- Investors Count 4
All 6 funding rounds of Plaxo with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Mar 2007 | $4.11M | Series D | – | – | – |
| Jul 2006 | $5M | Series D | – | – | – |
| May 2004 | $7M | Series C | – | – | |
| Aug 2003 | $8.5M | Series B | – | – | |
| Feb 2003 | $1.8M | Series A | – | – | |
| Feb 2002 | $2M | Series A | – | – |
4 investors in total: 4 institutional.
Investors in Plaxo
Plaxo has secured backing from 4 investors, including venture fund investors. Prominent investors backing the company include Cisco Investments, Sequoia Capital and Globespan Capital Partners.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Sequoia Capital is engaged in venture capital investments. | 1972 | sequoiacap.com | ||
VC firm investing in companies in the US | globespancapital.com | Boston, United States | ||
Technology investments and expertise in networking, cloud, and security services. | 2003 | ciscoinvestments.com | San Jose, United States | |
| harbingervc.com |
Investor details for Plaxo
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
Timeline of Plaxo
3 dated milestones of Plaxo across 5 years, from founding to its latest funding, stage changes and deals.
- Founded Plaxo is founded.
- Funding First funding round of $2.0M.
- Funding Latest funding round, Series D, of $4.1M.
Web traffic of Plaxo
Websites that share an audience with Plaxo (plaxo.com).
Websites whose visitors overlap most with Plaxo. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| linkedin.com | 100% | 1.9B | #18 | View details | |
naymz.com | naymz.com | 100% | – | ||
| facebook.com | 99% | 12.1B | #3 | View details | |
| ryze.com | 97% | 16.6K | #2,027,086 | View details | |
| ning.com | 97% | 846.3K | #63,086 | View details | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 24 similar websites and full traffic analytics for Plaxo
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 24 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
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Frequently Asked Questions about Plaxo
Plaxo was founded in 2002.
Plaxo is headquartered in Sunnyvale, United States. It is registered at Sunnyvale, California, United States.
Plaxo is a funded company, having raised a total of $28.41M across 6 funding rounds to date. The company's 1st funding round was a Series A of $2M, raised on Feb 2002.
Plaxo was founded in 2002 in Sunnyvale, United States. Operations are conducted in the technology sector, with emphasis placed on contact management and social networking services. Address books are automatically synchronized across email providers and other applications to ensure data accuracy. User profiles are maintained through a centralized platform that facilitates updates without manual intervention. Integration with various online ecosystems has been established to support seamless information sharing.
Plaxo has 4 investors. Key investors include Cisco Investments, Sequoia Capital, Globespan Capital Partners, and Harbinger Venture Capital.