Armed with some information from our pals at CrunchBase, I broke down the biggest US startup funding rounds from March 2025. I’ve included some extra info comparable to business, firm description, spherical sort, founders, and whole fairness funding raised to additional the evaluation.
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11. Lila Sciences $200.0M
Spherical: SeedDescription: Cambridge-based Lila Sciences creates a scientific superintelligence platform and autonomous labs for all times sciences, chemistry, and supplies science. Based by Molly Gibson and Noubar Afeyan in 2023, Lila Sciences has now raised a complete of $200.0M in whole fairness funding and is backed by Common Catalyst, Modi Ventures, Flagship Pioneering, March Capital, and Abu Dhabi Funding Authority.Traders within the spherical: Abu Dhabi Funding Authority, Altitude Life Science Ventures, ARK Enterprise Fund, Blue Horizon Advisors, Flagship Pioneering, Common Catalyst, March Capital, Modi Ventures, State of Michigan Retirement SystemIndustry: Synthetic Intelligence (AI), Life Science, SoftwareFounders: Molly Gibson, Noubar AfeyanFounding yr: 2023Location: CambridgeTotal fairness funding raised: $200.0M
10. Defend AI $240.0M
Spherical: Collection FDescription: San Diego-based Defend AI is a deep-tech firm that focuses on creating AI-powered techniques to boost the security of service members and civilians. Based by Andrew Reiter, Brandon Tseng, and Ryan Tseng in 2015, Defend AI has now raised a complete of $1.0B in whole fairness funding and is backed by Andreessen Horowitz, Founder Collective, Riot Ventures, US Progressive Know-how Fund, and Bloomberg Beta.Traders within the spherical: Andreessen Horowitz, Cacti, Hanwha Aerospace, L3Harris Applied sciences, US Progressive Know-how Fund, Washington Harbour PartnersIndustry: Synthetic Intelligence (AI), Autonomous Autos, Drones, Machine Studying, Nationwide SecurityFounders: Andrew Reiter, Brandon Tseng, Ryan TsengFounding yr: 2015Location: San DiegoTotal fairness funding raised: $1.0B
9. Celestial AI $250.0M
Spherical: Collection CDescription: Santa Clara-based Celestial AI develops an optical interconnect know-how platform for information middle and AI computing options. Based by David Lazovsky, Michelle Tomasko, and Preet Virk in 2020, Celestial AI has now raised a complete of $588.9M in whole fairness funding and is backed by BlackRock, Temasek Holdings, Tiger World Administration, US Progressive Know-how Fund, and Constancy.Traders within the spherical: AMD Ventures, BlackRock, Engine Ventures, Constancy, Koch Disruptive Applied sciences, Lip-Bu Tan, Maverick Silicon, Porsche Automobil Holding, Temasek Holdings, Tiger World Administration, Xora InnovationIndustry: Synthetic Intelligence (AI), Information Heart, Machine Studying, Semiconductor, SoftwareFounders: David Lazovsky, Michelle Tomasko, Preet VirkFounding yr: 2020Location: Santa ClaraTotal fairness funding raised: $588.9M
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9. Epirus $250.0M
Spherical: Collection DDescription: Torrance-based Epirus builds directed power and energy administration techniques to unravel a number of the world’s most complicated issues. Based by Bo Marr, Grant Verstandig, Joe Lonsdale, John Tenet, Max Mednik, and Nathan Mintz in 2018, Epirus has now raised a complete of $537.4M in whole fairness funding and is backed by Nationwide Science Basis, StepStone Group, 8VC, Gaingels, and I Squared Capital.Traders within the spherical: 8VC, Anchor Capital GP, Centaurus Capital, Center15 Capital, Gaingels, Common Dynamics Land Methods, Manhattan Enterprise Companions (MVP), NightDragon, Oppenheimer & Co., Protagonist, StepStone Group, T. Rowe Worth, Washington Harbour PartnersIndustry: Aerospace, Equipment Manufacturing, Army, SoftwareFounders: Bo Marr, Grant Verstandig, Joe Lonsdale, John Tenet, Max Mednik, Nathan MintzFounding yr: 2018Location: TorranceTotal fairness funding raised: $537.4M
8. Island $250.0M
Spherical: Collection EDescription: Dallas-based Island provides an enterprise browser that enhances safety and productiveness by integrating important instruments. Based by Dan Amiga and Michael Fey in 2020, Island has now raised a complete of $810.0M in whole fairness funding and is backed by Sequoia Capital, Perception Companions, Cisco Investments, Coatue, and Canapi Ventures.Traders within the spherical: Canapi Ventures, Coatue, Cyberstarts, Georgian, Perception Companions, Sequoia CapitalIndustry: Cyber Safety, Enterprise Software program, Data Know-how, Net BrowsersFounders: Dan Amiga, Michael FeyFounding yr: 2020Location: DallasTotal fairness funding raised: $810.0M
7. Flock Security $275.0M
Spherical: Collection FDescription: Atlanta-based Flock Security gives end-to-end surveillance options to assist legislation enforcement and communities. Based by Garrett Langley and Matt Feury in 2017, Flock Security has now raised a complete of $655.6M in whole fairness funding and is backed by Y Combinator, Andreessen Horowitz, Founders Fund, Spark Capital, and Kleiner Perkins.Traders within the spherical: Andreessen Horowitz, Bedrock, Founders Fund, Greenoaks, Kleiner Perkins, Matrix, Meritech Capital Companions, Sands Capital Ventures, Tiger World Administration, Y CombinatorIndustry: Manufacturing, Public Security, Safety, SensorFounders: Garrett Langley, Matt FeuryFounding yr: 2017Location: AtlantaTotal fairness funding raised: $655.6M
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6. Mercury $300.0M
Spherical: Collection CDescription: San Francisco-based Mercury gives on-line banking options for startups and technology-focused companies. Based by Immad Akhund, Jason Zhang, and Max Tagher in 2017, Mercury has now raised a complete of $452.2M in whole fairness funding and is backed by Andreessen Horowitz, Sequoia Capital, Spark Capital, 500 World, and Coatue.Traders within the spherical: Andreessen Horowitz, Coatue, CRV, Marathon Administration Companions, Sequoia Capital, Spark CapitalIndustry: Banking, Monetary Companies, FinTech, Data Know-how, InsurTechFounders: Immad Akhund, Jason Zhang, Max TagherFounding yr: 2017Location: San FranciscoTotal fairness funding raised: $452.2M
5. Fleetio $450.0M
Spherical: Collection DDescription: Birmingham-based Fleetio is a fleet upkeep administration software program that helps companies handle their fleet operations and optimize upkeep workflows. Based by Tony Summerville in 2011, Fleetio has now raised a complete of $620.1M in whole fairness funding and is backed by Endeavor Catalyst, Bossa Make investments, Elephant, and Goldman Sachs Alternate options.Traders within the spherical: Elephant, Goldman Sachs AlternativesIndustry: Automotive, Fleet Administration, SaaS, SoftwareFounders: Tony SummervilleFounding yr: 2011Location: BirminghamTotal fairness funding raised: $620.1M
4. Nerdio $500.0M
Spherical: Collection CDescription: Chicago-based Nerdio provides cloud options to streamline IT administration, specializing in Microsoft Azure and digital desktop optimization. Based by Joseph Landes and Vadim Vladimirskiy in 2016, Nerdio has now raised a complete of $625.0M in whole fairness funding and is backed by Common Atlantic, StepStone Group, Lead Edge Capital, Updata Companions, and MK Capital.Traders within the spherical: Common Atlantic, Lead Edge Capital, StepStone GroupIndustry: Cloud Computing, Data Companies, Data Know-how, SoftwareFounders: Joseph Landes, Vadim VladimirskiyFounding yr: 2016Location: ChicagoTotal fairness funding raised: $625.0M
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3. X (previously Twitter) $1.0B
Spherical: VentureDescription: Bastrop-based X is a social networking platform that enables its customers to ship and browse microblogs. Based by Biz Stone and Jack Dorsey in 2006, X (previously Twitter) has now raised a complete of $12.1B in whole fairness funding and is backed by Andreessen Horowitz, Sequoia Capital, Perception Companions, Union Sq. Ventures, and Sluggish Ventures.Traders within the spherical: 1789 Capital, Bossa Make investments, Darsana Capital Companions, Elon Musk, Manhattan Enterprise Companions (MVP)Business: Running a blog Platforms, Social Media, Social Community, Web3Founders: Biz Stone, Jack DorseyFounding yr: 2006Location: BastropTotal fairness funding raised: $12.1B
2. Anthropic $3.5B
Spherical: Collection EDescription: San Francisco-based Anthropic is an AI analysis firm that focuses on the security and alignment of AI techniques with human values. Based by Daniela Amodei, Dario Amodei, Jack Clark, Sam McCandlish, and Tom Brown in 2021, Anthropic has now raised a complete of $12.9B in whole fairness funding and is backed by Common Catalyst, Menlo Ventures, Lightspeed Enterprise Companions, Bessemer Enterprise Companions, and Google.Traders within the spherical: Bessemer Enterprise Companions, Cisco Investments, D1 Capital Companions, Constancy, Common Catalyst, Jane Avenue Capital, Lightspeed Enterprise Companions, Menlo Ventures, Salesforce VenturesIndustry: Synthetic Intelligence (AI), Generative AI, Data Know-how, Machine LearningFounders: Daniela Amodei, Dario Amodei, Jack Clark, Sam McCandlish, Tom BrownFounding yr: 2021Location: San FranciscoTotal fairness funding raised: $12.9B
1. OpenAI $40.0B
Spherical: VentureDescription: San Francisco-based OpenAI creates synthetic intelligence applied sciences to help with duties and supply assist for human actions. Based by Andrej Karpathy, Durk Kingma, Elon Musk, Greg Brockman, Ilya Sutskever, John Schulman, Pamela Vagata, Sam Altman, Trevor Blackwell, Vicki Cheung, and Wojciech Zaremba in 2015, OpenAI has now raised a complete of $57.6B in whole fairness funding and is backed by Andreessen Horowitz, Y Combinator, NVIDIA, Sequoia Capital, and HSBC.Traders within the spherical: Altimeter Capital, Coatue, Microsoft, SoftBank, Thrive CapitalIndustry: Synthetic Intelligence (AI), Generative AI, Machine Studying, Pure Language Processing, SaaSFounders: Andrej Karpathy, Durk Kingma, Elon Musk, Greg Brockman, Ilya Sutskever, John Schulman, Pamela Vagata, Sam Altman, Trevor Blackwell, Vicki Cheung, Wojciech ZarembaFounding yr: 2015Location: San FranciscoTotal fairness funding raised: $57.6B
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