Mailstrom
PrivateLast Round
Series A
Jul 11, 2011
Total Funding Raised
$750,000
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Mailstrom operates in Consumer & Commerce and is based in Baltimore, Maryland. Its latest recorded funding round was a Series A round in July 2011.
Mailstrom is a software company that provides an email management platform designed to help users declutter and organize their inboxes through bulk actions and automated cleanup tools.
Sector
Consumer & Commerce
Verticals
Workflow Automation, Customer Experience
Business Model
B2C
Customer Profile
Subscription SaaS
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Mailstrom Comparables
Compare Mailstrom with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Clean Email | 89% | |
| SaneBox | 83% | |
| Leave Me Alone | 82% |
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Mailstrom Funding Rounds
Historical fundraising activity
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Mailstrom Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| 500 Global | Series A |
| TEDCO | Series A |
| Fortify Ventures | Series A |
| True Ventures | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors grew 34% MoM, reaching 83.2K.
- Mar 4, 2026
Monthly visitors grew 42% MoM, reaching 100.8K.
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Mailstrom 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.
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Frequently Asked Questions
Common questions about Mailstrom's valuation, stock price, and market status.
Is Mailstrom a public or private company?
Mailstrom is a private company.
What is the current stock price of Mailstrom?
Mailstrom is a private company, so its shares have no public market price. Caplight tracks Mailstrom's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Mailstrom worth (valuation)?
Valuation information for Mailstrom is not publicly available.
Can I buy Mailstrom stock?
Mailstrom shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Mailstrom's last funding round?
Mailstrom's most recent funding round was Series A on July 11, 2011.
Who are the main investors in Mailstrom?
Key investors in Mailstrom include 500 Global, TEDCO, Fortify Ventures, True Ventures.
Will Mailstrom IPO soon?
No public IPO plans have been announced for Mailstrom.
How can I track Mailstrom secondary market activity?
Caplight tracks bids, offers, and trades in Mailstrom's shares on secondary markets.