AtmosZero
PrivateLast Round
Strategic
Mar 23, 2026
Total Funding Raised
$14.4M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
AtmosZero is a clean energy technology company that develops and manufactures modular, drop-in electrified steam heat-pump boilers to decarbonize industrial process steam.
Sector
Energy & Sustainability
Verticals
Clean Manufacturing, Energy Management, Smart Manufacturing
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
AtmosZero Comparables
Compare AtmosZero with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Enerin | 86% | |
| Futraheat Limited | 84% | |
| ecop Technologies | 81% |
AtmosZero Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Strategic | Mar 23, 2026 | ||||
| Grant | Sep 16, 2024 | ||||
| Grant | Feb 20, 2024 | ||||
| Seed | Jun 27, 2023 | ||||
| Grant | Jul 29, 2022 |
Key People
Founding team and executive leadership
AtmosZero Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Engine Ventures | Strategic, Grant |
| Constellation Technology Ventures | Grant, Strategic |
| VXI Capital | Strategic |
| 2150.VC | Strategic, Grant |
| Engine Ventures | Grant |
| U.S. Department of Energy's Industrial Efficiency and Decarbonization Office | Grant |
| Energy Impact Partners | Grant, Strategic, Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 23, 2026
Led by VXI Capital with participation from Mitsubishi Heavy Industries.
- Feb 24, 2026
Partnered with R.F. MacDonald Co. to expand market reach.
AtmosZero 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 AtmosZero's valuation, stock price, and market status.
Is AtmosZero a public or private company?
AtmosZero is a private company.
What is the current stock price of AtmosZero?
AtmosZero is a private company, so its shares have no public market price. Caplight tracks AtmosZero's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is AtmosZero worth (valuation)?
Valuation information for AtmosZero is not publicly available.
Can I buy AtmosZero stock?
AtmosZero shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was AtmosZero's last funding round?
AtmosZero's most recent funding round was Strategic on March 23, 2026.
Who are the main investors in AtmosZero?
Key investors in AtmosZero include Engine Ventures, VXI Capital, 2150.VC, Engine Ventures, Energy Impact Partners.
Will AtmosZero IPO soon?
No public IPO plans have been announced for AtmosZero.
How can I track AtmosZero secondary market activity?
Caplight tracks bids, offers, and trades in AtmosZero's shares on secondary markets.