Steelhead Composites
PrivateLast Round
Seed Round
Jun 24, 2026
Est. Valuation
$58.8M
Total Funding Raised
$15.5M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Steelhead Composites is an aerospace and defense company that manufactures lightweight composite overwrapped pressure vessels for high-pressure storage of hydrogen and other gasses.
Sector
Frontier & Industrial Tech
Verticals
Advanced Materials, Clean Transportation, Alternative Fuels, Energy Storage, Space Technology
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Steelhead Composites Comparables
Compare Steelhead Composites with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Infinite Composites Technologies | 86% | |
| Quantum Fuel Systems | 83% | |
| Composite Advanced Technologies | 79% |
Steelhead Composites Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed Round | Jun 24, 2026 | ||||
| Early Funding | Sep 3, 2024 | ||||
| Growth Equity | Jul 1, 2023 | ||||
| Series A | May 1, 2021 | ||||
| Grant | Aug 27, 2013 |
Steelhead Composites Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Sutton Capital | Growth Equity |
| GVC Capital | Growth Equity |
| Keiretsu Forum | Series A, Growth Equity |
| John Lilly Strategic Insights, LLC | Growth Equity |
| 3D Ventures | Growth Equity |
| Altitude Ventures | Growth Equity |
| Lateral Capital | Growth Equity |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors increased 39% to 2.3K.
- Jun 24, 2026
$750K raised in Seed Round.
Steelhead Composites 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 Steelhead Composites's valuation, stock price, and market status.
Is Steelhead Composites a public or private company?
Steelhead Composites is a private company.
What is the current stock price of Steelhead Composites?
Steelhead Composites is a private company with no public stock price. No recent secondary market data is available.
How much is Steelhead Composites worth (valuation)?
Valuation information for Steelhead Composites is not publicly available.
Can I buy Steelhead Composites stock?
Steelhead Composites shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Steelhead Composites's last funding round?
Steelhead Composites's most recent funding round was Seed Round on June 24, 2026.
Who are the main investors in Steelhead Composites?
Investor information for Steelhead Composites is not publicly disclosed.
Will Steelhead Composites IPO soon?
No public IPO plans have been announced for Steelhead Composites.
How can I track Steelhead Composites secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Steelhead Composites's secondary market activity and sign up for updates.