Dionymer
PrivateLast Round
Seed
Feb 2, 2026
Total Funding Raised
$11.32M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Dionymer is a biotechnology company that develops a platform to transform biowaste into circular and biodegradable polymer materials.
Sector
Energy & Sustainability
Verticals
Sustainable Materials, Biotechnology, Circular Economy, Advanced Materials, Waste Management
Business Model
B2B
Customer Profile
Hardware Sales
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Dionymer Comps
Public and private peers based on sector, stage, and business model.
| Company | Status | Est. Valuation | Rev Multiple |
|---|---|---|---|
| OpenAI | Private | $86.0B | ~40x |
| Cohere | Private | $5.0B | -- |
| Competitor 1 | Public | $XX.XB | XXx |
| Competitor 2 | Public | $XX.XB | XXx |
Dionymer Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Feb 2, 2026 | ||||
| Grant | Apr 7, 2025 | ||||
| Seed | Dec 12, 2023 |
Key People
Founding team and executive leadership
Dionymer Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| BNP Paribas Développement | Seed |
| Nouvelle-Aquitaine Co-investissement | Seed |
| Aquiti Gestion | Seed |
| M Capital | Seed |
| Région Nouvelle-Aquitaine | Grant |
| European Union | Grant |
| Ventech | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Feb 22, 2026
Grew 27% QoQ from 15 to 19 employees.
- Feb 2, 2026
$8.3M round with participation from Bpifrance and Aquiti Gestion.
Dionymer 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 Dionymer's valuation, stock price, and market status.