NanoSieve
PrivateLast Round
Accelerator
Sep 12, 2025
Total Funding Raised
$207,058
Company Overview
NanoSieve operates in Frontier & Industrial Tech and is based in Miami, Florida. Its latest recorded funding round was an Accelerator round in September 2025.
NanoSieve is an electronic equipment and instruments company that develops integrated gas safety technology for real-time detection and remediation of flammable and toxic gases.
Sector
Frontier & Industrial Tech
Verticals
Energy Management, Environmental Monitoring, Defense Tech, Sensors, Energy Storage
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts, Hardware + Subscription
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
NanoSieve Comparables
Compare NanoSieve with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Fortive Corporation | 65% | |
| Carrier Global Corporation | 63% | |
| MSA Safety | 62% |
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NanoSieve Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Accelerator | Sep 12, 2025 | ||||
| Grant | Sep 9, 2025 | ||||
| Accelerator | Sep 9, 2025 | ||||
| Accelerator | May 1, 2025 | ||||
| Grant | Oct 3, 2024 | ||||
Grant | Mar 29, 2024 |
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NanoSieve Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| EnergyTech Cypher | Accelerator |
| University of Arizona Center for Innovation | Accelerator |
| United States Air Force | Grant |
| U.S. Department of War | Grant |
| PortXL | Accelerator |
| 35 Mules | Grant |
| Department of Energy | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 6, 2025
Monthly visitors increased 63% MoM.
- Sep 22, 2025
$100K grant received from 35 Mules
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Recent news
Latest coverage and updates
- receives_awardSep 30, 2026
NanoSieve, Inc. wins the Work to Zero Safety Innovation Challenge, presented by the National Safety Council during the 2026 NSC Safety Congress & Expo in Indiana, for technology designed to help prevent serious workplace incidents and fatalities.
- attends_eventSep 16, 2026
NanoSieve, Inc. attends the 2026 NSC Safety Congress & Expo in Indiana on Sep 16th '26 and is crowned winner of the 2026 Work to Zero Safety Innovation Challenge for its autonomous hazardous-gas mitigation technology.
- recognized_asSep 16, 2026
The National Safety Council names NanoSieve, Inc. the winner of the 2026 Work to Zero Safety Innovation Challenge at the 2026 NSC Safety Congress & Expo in Indiana on Sep 16th '26.
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NanoSieve 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 NanoSieve's valuation, stock price, and market status.
Is NanoSieve a public or private company?
NanoSieve is a private company.
What is the current stock price of NanoSieve?
NanoSieve is a private company, so its shares have no public market price. Caplight tracks NanoSieve's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is NanoSieve worth (valuation)?
Valuation information for NanoSieve is not publicly available.
Can I buy NanoSieve stock?
NanoSieve shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was NanoSieve's last funding round?
NanoSieve's most recent funding round was Accelerator on September 12, 2025.
Who are the main investors in NanoSieve?
Key investors in NanoSieve include EnergyTech Cypher, University of Arizona Center for Innovation, United States Air Force, U.S. Department of War, PortXL.
Will NanoSieve IPO soon?
No public IPO plans have been announced for NanoSieve.
How can I track NanoSieve secondary market activity?
Caplight tracks bids, offers, and trades in NanoSieve's shares on secondary markets.