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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 a deal-by-deal club or syndicate, 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
Type
Deal-by-deal club / syndicate
Stage
Growth
Sectors
artificial intelligence, compute infrastructure, aerospace, defence, next-generation energy, financial technology
Founded
2017
Assets under management
$200M+
Portfolio
60 companies

Most shared portfolio companies with

Derived from portfolio pages both investors publish themselves: each pair below lists at least one company in common. 145 investors with a shared portfolio company. A shared company is not proof they invested together in the same round.

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 2026-10-21 · confidence medium

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