Steelhead Composites
PrivateLast Round
Seed Round
Jun 12, 2026
Est. Valuation
$58.8M
Total Funding Raised
$15.5M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Steelhead Composites operates in Frontier & Industrial Tech and is based in Golden, Colorado. Its latest recorded funding round was an Early Funding round in September 2024.
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
Energy Storage, Advanced Materials, Alternative Fuels, Space Technology, Clean Manufacturing
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Non-AI
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 |
|---|---|---|
| HyPerComp Engineering, Inc. | 86% | |
| Infinite Composites Technologies | 85% | |
| CST Optimum | 83% |
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Steelhead Composites Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed Round | Jun 12, 2026 | ||||
| Early Funding | Oct 10, 2025 | ||||
| Early Funding | Sep 3, 2024 | ||||
| Growth Equity | Jul 1, 2023 | ||||
| Early Funding | Oct 17, 2022 | ||||
Early Funding | Jun 7, 2022 |
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Key People
Founding team and executive leadership
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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 |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors increased 39% to 2.3K.
- Jun 12, 2026
$750K raised in Seed Round.
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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.
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Frequently 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, so its shares have no public market price. Caplight tracks Steelhead Composites's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Steelhead Composites worth (valuation)?
Steelhead Composites's valuation is estimated at $58.8M based on funding round data.
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.
When was Steelhead Composites's last funding round?
Steelhead Composites's most recent funding round was Seed Round on June 12, 2026.
Who are the main investors in Steelhead Composites?
Key investors in Steelhead Composites include Sutton Capital, GVC Capital, Keiretsu Forum, John Lilly Strategic Insights, LLC, 3D Ventures.
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 in Steelhead Composites's shares on secondary markets.