Browse Quantum Investors in the United States
Active investors with offices in United States — sourced from recent funding rounds.
Every investor on the site in one downloadable file · CSV + Excel
1517 Fund
Pre-seed and seed VC backing college dropouts, uncredentialed founders, and deep tech scientists across software, hardware, biotech, and deep tech.
A&E Investments
Boutique VC investing from pre-seed to IPO in semiconductors, AI/ML, enterprise software, and healthcare. Early first-check focus in deep technology.
ACME Capital
Early-stage deep tech VC backing founders in frontier technologies across defense, health, compute, and industrial systems in the US and Europe.
Aether VC
Early-stage deep tech fund based in Cambridge, MA backing founders in robotics, AI, quantum computing, and blockchain globally
Alpha Edison
Early-stage VC partnering with entrepreneurs to build category-defining companies that unlock new markets using AI, data, and behavioral science to identify latent demand.
Amadeus Capital Partners
Deep tech venture capital backing trailblazers solving hard problems
Backcountry Ventures
Early-stage venture fund backing AI infrastructure, quantum computing, and cybersecurity startups, founded by former IBM Ventures investors.
Benhamou Global Ventures
Silicon Valley-based cross-border VC investing from seed to IPO in B2B enterprise technology startups combining AI automation with human expertise.
Booz Allen Ventures
Corporate VC arm of Booz Allen Hamilton deploying $300M into early-stage U.S. startups in AI, cybersecurity, defense tech, quantum computing, and reindustrialization for federal missions.
Bosch Ventures
Corporate VC arm of Bosch Group investing worldwide in automation, electrification, energy efficiency, AIoT, semiconductors, and healthcare startups.
Cadenza
Stage-agnostic, thesis-driven VC backing technology, fintech, crypto, and AI companies globally, co-founded by former BitMEX Ventures principals.
Cambium Capital
Early-stage VC focused exclusively on advanced compute technologies — semiconductors, quantum computing, AI hardware, and compute infrastructure.
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Get the Complete Investor Database →Cantos
San Francisco pre-seed and seed VC backing deeply technical founders in climate tech, computational biology, aerospace, and next-gen computing from day one.
Cartography Capital
Early-stage fund backing founders building breakthrough technologies and materials for AI chips, quantum computing, robotics, batteries, biotech, and space.
Celesta Capital
Deep-tech focused global VC firm backing transformative science-driven innovation
Cerberus Ventures
Cerberus Capital Management's early-stage venture arm, investing from seed to Series B in AI, energy, infrastructure, compute, and biotech.
CerraCap Impact Venture Capital
Early-stage B2B VC investing globally in AI, cybersecurity, digital health, and deep tech; $300M AUM post-merger; Sales & Scale commercialization model
Common Metal
Seed-stage VC backing unconventional founders in AI, deep tech, and consumer. Partners are operators who built engineering teams at Apple, Google, Meta, and OpenAI.
Connecticut Innovations
Connecticut's strategic venture capital arm supporting innovative growing companies
Constructor Capital
Zurich-based science-first VC from Acronis founder Serg Bell's Constructor Group, backing university spinouts in quantum computing, photonics and deep tech from lab to market.
Cottonwood Technology Fund
Early-stage deep tech fund backing IP-driven hard science startups in the US Southwest and Northern Europe across photonics, materials, quantum, and medtech.
Deep33
Early-stage deep tech VC backing frontier founders in quantum computing, AI infrastructure, advanced energy, and robotics along the US-Israel corridor.
E14 Fund
MIT-affiliated pre-seed to Series A fund backing deep-tech founders from the MIT community, with first checks of $1M–$5M and a $50–100K fellowship program.
Eni Next
Corporate venture capital arm of Eni, founded 2019 in Boston. Invests seed to growth stage in energy transition startups across CCUS, fusion, storage, hydrogen, quantum computing, and advanced materials.
Showing 1–24 of 70 investors
This list has 70 investors. The complete database has every investor on the site.
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