one.five
PrivateLast Round
Series A
Jan 19, 2026
Total Funding Raised
$28.26M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
one.five operates in Energy & Sustainability and is based in Hamburg. Its latest recorded funding round was a Series A round in January 2026.
one.five is a materials science company that develops AI-powered sustainable packaging solutions for the consumer goods industry.
Sector
Energy & Sustainability
Verticals
Sustainable Materials, Circular Economy, Supply Chain
Business Model
B2B
Customer Profile
Services & Consulting, Data as a Service
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
one.five Comparables
Compare one.five with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Xampla | 87% | |
| Notpla | 82% | |
| Melodea | 81% |
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one.five Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Jan 19, 2026 | ||||
| Seed | Sep 28, 2022 |
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one.five Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Revent Capital | Seed, Series A |
| Climentum Capital | Seed, Series A |
| Symbia VC | Series A |
| KIMPA Impact | Series A |
| Planet A Ventures | Seed, Series A |
| 212.VC | Series A |
| Btomorrow Ventures | Series A |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 22, 2026
Monthly visitors increased 35% MoM.
- May 16, 2026
Monthly visitors grew 258% MoM, from 2.2K to 8K.
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one.five 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 one.five's valuation, stock price, and market status.
Is one.five a public or private company?
one.five is a private company.
What is the current stock price of one.five?
one.five is a private company, so its shares have no public market price. Caplight tracks one.five's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is one.five worth (valuation)?
Valuation information for one.five is not publicly available.
Can I buy one.five stock?
one.five shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was one.five's last funding round?
one.five's most recent funding round was Series A on January 19, 2026.
Who are the main investors in one.five?
Key investors in one.five include Revent Capital, Climentum Capital, Symbia VC, KIMPA Impact, Planet A Ventures.
Will one.five IPO soon?
No public IPO plans have been announced for one.five.
How can I track one.five secondary market activity?
Caplight tracks bids, offers, and trades in one.five's shares on secondary markets.