Flow Environmental Systems
PrivateLast Round
Series A
Nov 11, 2025
Total Funding Raised
$9.65M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Flow Environmental Systems operates in Energy & Sustainability and is based in Rogers, Minnesota. Its latest recorded funding round was a Series A round in November 2025.
Flow Environmental Systems is a cleantech company that provides commercially viable and environmentally responsible HVAC&R technologies and solutions, specializing in CO2-based heat pump systems.
Sector
Energy & Sustainability
Verticals
Energy Management, Clean Manufacturing
Business Model
B2B
Customer Profile
Hardware Sales
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Flow Environmental Systems Comparables
Compare Flow Environmental Systems with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Intellihot | 56% | |
| AtmosZero | 56% | |
| Skyven Technologies | 56% |
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Flow Environmental Systems Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Nov 11, 2025 | ||||
| Grant | Sep 19, 2025 | ||||
| Accelerator | Mar 11, 2025 | ||||
| Seed | Sep 16, 2024 | ||||
| Grant | Aug 14, 2024 | ||||
Seed | Aug 30, 2023 |
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Key People
Founding team and executive leadership
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Flow Environmental Systems Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Prospect Silicon Valley | Grant |
| Grid Catalyst | Series A, Accelerator |
| NYSERDA | Grant |
| California Energy Commission | Grant |
| The Clean Fight | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors increased 71% MoM.
- Aug 1, 2026
Grew 43% QoQ, from 7 to 10 employees.
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Flow Environmental Systems 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 Flow Environmental Systems's valuation, stock price, and market status.
Is Flow Environmental Systems a public or private company?
Flow Environmental Systems is a private company.
What is the current stock price of Flow Environmental Systems?
Flow Environmental Systems is a private company, so its shares have no public market price. Caplight tracks Flow Environmental Systems's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Flow Environmental Systems worth (valuation)?
Valuation information for Flow Environmental Systems is not publicly available.
Can I buy Flow Environmental Systems stock?
Flow Environmental Systems shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Flow Environmental Systems's last funding round?
Flow Environmental Systems's most recent funding round was Series A on November 11, 2025.
Who are the main investors in Flow Environmental Systems?
Key investors in Flow Environmental Systems include Grid Catalyst, NYSERDA, California Energy Commission, The Clean Fight.
Will Flow Environmental Systems IPO soon?
No public IPO plans have been announced for Flow Environmental Systems.
How can I track Flow Environmental Systems secondary market activity?
Caplight tracks bids, offers, and trades in Flow Environmental Systems's shares on secondary markets.