Open Doors Partners
opendoorspartners.com Direct investor
Open Doors Partners is a private investment firm that structures investments through special purpose vehicles (SPVs) and offers accredited investors participation in private deals. It focuses on sectors like AI, aerospace, defence, energy, and fintech.
Open Doors Partners is an investor, founded in 2017. It invests directly in companies, at growth, in artificial intelligence, compute infrastructure, aerospace and defence. $200M+ under management and 60 portfolio companies, as it reports.
“A private investment firm backing the most consequential private companies of the next decade.”
— Open Doors Partners, own website
- Layer
- Direct investor
- Stage
- Growth
- Sectors
- artificial intelligence, compute infrastructure, aerospace, defence, next-generation energy, financial technology
- Founded
- 2017
- Assets under management
- $200M+
- Portfolio
- 60 companies
Co-invests most often with
Derived from portfolio pages both investors publish themselves: each pair below lists at least one company in common. 145 co-investors found.
- Axevil Capital, LLC 7 shared companies: kalshi.com, perplexity.ai, spacex.com, crusoe.ai…
- Coatue 3 shared companies: kalshi.com, spacex.com, cerebras.net
- EQUIAM 3 shared companies: kalshi.com, perplexity.ai, spacex.com
- SV Angel 3 shared companies: kalshi.com, replit.com, cerebras.net
- Founders Fund 3 shared companies: spacex.com, crusoe.ai, aven.com
- G Squared Equity Management LP 3 shared companies: spacex.com, replit.com, lambda.ai
- The Astro Group LLC 3 shared companies: spacex.com, crusoe.ai, valaratomics.com
- Ventioneers Capital INC. 3 shared companies: spacex.com, replit.com, cerebras.net
- Alpha Partners Management, LLC 2 shared companies: kalshi.com, perplexity.ai
- Blanck Capital 2 shared companies: kalshi.com, perplexity.ai
and 135 more — the graph.
Where this comes from
Every fact above was read from a page Open Doors Partners publishes itself. Nothing is taken from third-party databases. Investment activity (deals, co-investors) is not yet recorded.
- https://www.opendoorspartners.com/name, is_investor, layer, type, invests_in_geographies, stage_min, stage_max, sectors, thesis_quote, description, founded, aum, portfolio_count, status
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Record 3069 · added 2026-09-03 · link last verified 2026-09-06 · confidence medium
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