Mainspring Energy, a Menlo Park, Calif.-based linear generator manufacturer, secured $258 million in Series F financing led by General Catalyst. Tom Linebarger and Bethany Mayer will join the company’s board.
Hammerspace, a San Mateo, Calif.-based data infrastructure platform for AI, said investors including Altimeter Capital and ARK Invest provided a $100 million strategic growth capital investment.
Marshmallow, a London-based car and van insurance provider for people moving to the U.K., picked up $90 million in equity and debt led by Portage, bringing the company’s valuation to over $2 billion.
Stitch, a South Africa-based payments infrastructure startup, scored a $55 million Series B round led by QED Investors.
LightSource Labs, a San Francisco-based enterprise procurement platform, emerged from stealth with $33 million in seed and Series A funding co-led by Lightspeed Venture Partners and Bain Capital Ventures.
Nyobolt, a U.K.-headquartered developer of fast-charge systems for AI warehouses and heavy-duty vehicles, landed a $30 million investment from IQ Capital and others.
Virtue AI, a San Francisco-based AI security and compliance platform, collected $30 million in seed and Series A funding from investors including Lightspeed Venture Partners.
Loti AI, a startup specializing in voice, facial recognition and deepfake detection technology, closed a $16.2 million Series A round led by Khosla Ventures.
Blue Onion, a New York-based financial data infrastructure builder, raised $10 million in Series A funding led by Viola FinTech.
Liminal, a New York-based real-time intelligence platform for complex markets and regulated industries, grabbed $8.5 million in Series A funding led by Noro-Moseley Partners.
Hexium, an Austin, Texas-based nuclear energy startup, emerged from stealth with $12 million in funding, including an $8 million seed round co-led by MaC Venture Capital and Refactor.
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