Atmo
PrivateLast Round
M&A
Jun 17, 2026
Est. Valuation
$70M
Total Funding Raised
$5.41M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Atmo is an artificial intelligence company that provides a weather forecasting platform for governments, militaries, and enterprises.
Sector
AI, Data & Cloud Infrastructure
Verticals
Defense Tech, Environmental Monitoring, Aviation & Drones, Space Technology
Business Model
B2G
Customer Profile
Government Contracts, Subscription SaaS, Hardware + Subscription
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Atmo Comparables
Compare Atmo with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| PurpleAir | 83% | |
| WindBorne Systems | 83% | |
| Awair | 83% |
Atmo Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| M&A | Jun 17, 2026 | ||||
| Grant | Jan 29, 2024 | ||||
| Grant | Nov 1, 2022 | ||||
| Seed | Nov 19, 2020 | ||||
| Accelerator | Mar 16, 2020 |
Atmo Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Climate Capital | Seed |
| United States Air Force | Grant |
| Sound Ventures | Seed |
| Y Combinator | Seed, Accelerator |
| Sound Ventures | Seed |
| U.S. Navy | Grant |
| Signia Venture Partners | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors increased 39% MoM.
- Jun 19, 2026
Monthly visitors grew 44% MoM, reaching 10.7K.
Recent news
Latest coverage and updates
- is_developingJul 14, 2026
Atmo, Inc. is developing AI-powered weather forecasting.
- has_revenueJun 17, 2026
Atmo, Inc. had revenue of $2M on Jul 1st '25.
Atmo 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 Atmo's valuation, stock price, and market status.
Is Atmo a public or private company?
Atmo is a private company.
What is the current stock price of Atmo?
Atmo is a private company with no public stock price. No recent secondary market data is available.
How much is Atmo worth (valuation)?
Atmo's valuation is estimated at $2.1M based on funding round data.
Can I buy Atmo stock?
Atmo 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 Atmo's last funding round?
Atmo's most recent funding round was Seed on March 16, 2020.
Who are the main investors in Atmo?
Key investors in Atmo include Y Combinator.
Will Atmo IPO soon?
No public IPO plans have been announced for Atmo.
How can I track Atmo secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Atmo's secondary market activity and sign up for updates.