Ironspring Ventures
UnclaimedAt a Glance
- Check Size
- $1M – $4M
- Stage
- Pre-Seed, Seed, Series A, Series B+
- AUM
- $100M
- Sectors
- Aerospace & Defense, Other, Consumer +2
- Founded
- 2007
- HQ
- Menlo Park, CA
About Ironspring Ventures
Ironspring Ventures is a venture capital firm based in Menlo Park, CA founded in 2007. Early stage venture capital firm investing in startups building companies in construction, manufacturing, transport & logistics, and alternative energy. The firm focuses on Pre-Seed, Seed, Series A, Series B+ investments across sectors including Aerospace & Defense, Other, Consumer, Fintech, Climate. Notable portfolio companies include Qumulo, BigID and Menlo Security. Focuses on early-stage enterprise software and technology companies with emphasis on B2B solutions.
Investment Thesis
“Focuses on early-stage enterprise software and technology companies with emphasis on B2B solutions.”
Sector Focus
Investment Stage
Notable Portfolio Companies
SEC Fund Filings
- Vehicles filed, last 24 months
- 2
- Latest filing
Ironspring Ventures filed a Form D for 2 fund vehicles between Sep 30, 2024 and Sep 29, 2026.
| Fund vehicle | Source |
|---|---|
| Ironspring Venture Fund I-HM-C, LP | SEC Form D, filed |
| Ironspring Venture Fund I-AIM-A, LP | SEC Form D, filed |
A Form D is the notice a fund files with the SEC when it raises money in a private offering. Feeder funds, parallel funds and SPVs each file their own, so the count measures filing activity, not the number of flagship funds.
Source: SEC EDGAR Form D filings for pooled investment funds, original filings only (amendments excluded). Our filing data starts Jul 1, 2024. Vehicles are matched to Ironspring Ventures by fund name and checked against the sponsor address and named principals on each filing; offering amounts are not shown. Each “SEC Form D” link opens an EDGAR full-text search for that vehicle’s exact name, where the filing itself is listed. See every new fund filing on the Form D Radar.
Team (2)
Frequently Asked Questions
What stage does Ironspring Ventures invest at?
Ironspring Ventures primarily invests at the Pre-Seed, Seed, Series A, Series B+ stages. This means they focus on companies that are at the earliest idea or prototype phase.
Where is Ironspring Ventures located?
Ironspring Ventures is headquartered in Menlo Park, CA. Many of their portfolio companies are also based in this region, though they invest across geographies.
What sectors does Ironspring Ventures focus on?
Ironspring Ventures focuses on investments in Aerospace & Defense, Other, Consumer, Fintech, Climate. Their portfolio reflects deep expertise and networks within these sectors.
What is Ironspring Ventures's typical check size?
Ironspring Ventures's typical investment check size ranges from $1M to $4M. Actual amounts may vary based on the stage, sector, and specific opportunity.
How much does Ironspring Ventures have under management?
Ironspring Ventures manages approximately $100M in assets under management (AUM) across their funds.
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