Hammerspace
PrivateLast Round
Series B
Apr 16, 2025
Est. Valuation
$500M
Total Funding Raised
$196.7M
Company Overview
Hammerspace operates in AI, Data & Cloud Infrastructure and is based in Redwood City, California. Its latest recorded funding round was a Series B round in April 2025.
Hammerspace is a software company that provides a high-performance data platform to unify and orchestrate unstructured data across on-premises data centers, edge locations, and public clouds for AI and high-performance computing workloads.
Sector
AI, Data & Cloud Infrastructure
Verticals
Cloud Infrastructure, Data Integration, AI Training Infrastructure
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting, Government Contracts, Usage-Based SaaS
AI Layer
Infrastructure
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Hammerspace Comparables
Compare Hammerspace with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| WEKA | 87% | |
| VAST Data | 80% | |
| Alluxio | 80% |
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Hammerspace Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Apr 16, 2025 | ||||
| Series A | Jul 18, 2023 |
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Key People
Founding team and executive leadership
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Hammerspace Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Millennium Management | Series B |
| SKY Family Office AG | Series A |
| Pier 88 Investment Partners | Series A |
| Millennium Technology Value Partners | Series B |
| Pier 88 Ventures | Series A |
| Aramco Ventures | Series A |
| ARK Investment Management | Series A, Series B |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 12, 2026
Los Alamos National Lab secured as a customer.
- Mar 12, 2026
Signed Meta as a new major customer.
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Recent news
Latest coverage and updates
- hiresOct 27, 2026
Hammerspace appoints John McKillop as Vice President of Americas Sales to scale sales execution and expand strategic partnerships across the Americas in California on Oct 27th '26.
- attends_eventOct 15, 2026
Hammerspace is to attend SC26, the Supercomputing event, in Illinois in Nov '26.
- attends_eventOct 15, 2026
Hammerspace attends the 70th IT Press Tour in California on Oct 8th '26, where its VP of product marketing gives journalists a tour of the company's technology, customers, and enterprise AI outlook.
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Hammerspace 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 Hammerspace's valuation, stock price, and market status.
Is Hammerspace a public or private company?
Hammerspace is a private company.
What is the current stock price of Hammerspace?
Hammerspace is a private company, so its shares have no public market price. Caplight tracks Hammerspace's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Hammerspace worth (valuation)?
Hammerspace's valuation is estimated at $500.0M based on funding round data.
Can I buy Hammerspace stock?
Hammerspace shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Hammerspace's last funding round?
Hammerspace's most recent funding round was Series B on April 16, 2025.
Who are the main investors in Hammerspace?
Key investors in Hammerspace include Aramco Ventures, Altimeter Capital Management.
Will Hammerspace IPO soon?
No public IPO plans have been announced for Hammerspace.
How can I track Hammerspace secondary market activity?
Caplight tracks bids, offers, and trades in Hammerspace's shares on secondary markets.