Atmo
PrivateLast Round
M&A
Jun 17, 2026
Est. Valuation
$70M
Total Funding Raised
$5.41M
Momentum
Top 5%
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
B2B
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.
- Jun 19, 2026
Monthly visitors grew 44% MoM, reaching 10.7K.
- Jun 17, 2026
$70M round led by Vaisala Oyj
Atmo 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 Atmo's valuation, stock price, and market status.