Voltea
PrivateLast Round
Series B
Jul 22, 2015
Total Funding Raised
$17.72M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Voltea is a cleantech company that provides a water deionization technology called Capacitive Deionization (CapDI) for industrial, commercial, and residential applications.
Sector
Energy & Sustainability
Verticals
Water Treatment, Clean Manufacturing
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Voltea Comparables
Compare Voltea with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Avsalt Group AB | 81% | |
| Stockholm Water Technology | 79% | |
| Ur-Water LLC | 77% |
Voltea Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Jul 22, 2015 | ||||
| Series B | Feb 21, 2012 | ||||
| Grant | May 26, 2011 | ||||
| Series A | Aug 31, 2010 |
Key People
Founding team and executive leadership
Voltea Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Ministry of Infrastructure and Water Management | Grant |
| Anterra Capital | VC Round, Series B |
| ETF Partners | Series B |
| Rabo Ventures | Series B, Series A |
| Small Business Administration | Grant |
| Unilever Ventures | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 26, 2026
Monthly visitors grew 846% MoM to 2.3K.
- Jul 20, 2026
Open roles increased from 0 to 10, representing 40% of headcount.
Voltea Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessFrequently Asked Questions
Common questions about Voltea's valuation, stock price, and market status.
Is Voltea a public or private company?
Voltea is a private company.
What is the current stock price of Voltea?
Voltea is a private company with no public stock price. No recent secondary market data is available.
How much is Voltea worth (valuation)?
Valuation information for Voltea is not publicly available.
Can I buy Voltea stock?
Voltea shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Voltea's last funding round?
Voltea's most recent funding round was Series B on July 22, 2015.
Who are the main investors in Voltea?
Key investors in Voltea include ETF Partners, Rabo Ventures.
Will Voltea IPO soon?
No public IPO plans have been announced for Voltea.
How can I track Voltea secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Voltea's secondary market activity and sign up for updates.