Based on data from CrunchBase, here are the largest US startup funding rounds announced in July 2026, with each entry listing the round size, location, core business, founders, investors in the round, industry focus, founding year, and total equity raised to date.
US funding rounds: Top deals from July 2026
1. Blue Origin — $10.0B
Blue Origin (Kent) raised $10.0 billion. The company develops reusable launch vehicles, rocket engines, lunar systems and other space technologies aimed at lowering the cost of access to space and enabling expanded human activity beyond Earth. Founder: Jeff Bezos. Founding year: 2000. Total equity funding raised: $10.0B. Investors in the round: Coatue, Jeff Bezos. Industry: Aerospace, Manufacturing, National Security, Renewable Energy.
2. Atoms — $1.7B
Atoms (Los Angeles) raised $1.7 billion. The company develops industrial robotics and physical AI systems to automate labor‑intensive operations across industries including food, mining, transportation and logistics. Founders: Sky Dayton, Travis Kalanick. Founding year: 2016. Total equity funding raised: $3.0B. Investors in the round: A*, Abstract, Alpha Square Group, Andreessen Horowitz, Bain Capital Ventures, Chemistry, Fifth Wall, K5 Global, SV Angel, Uber. Industry: Artificial Intelligence, Commercial Real Estate, Industrial, Information Technology, Infrastructure, Mining Technology, Real Estate, Robotics.
3. Fireworks AI — $1.5B
Fireworks AI (Redwood City) raised $1.5 billion. The company provides an AI infrastructure platform for building, fine‑tuning and deploying generative AI models with high‑performance inference and production‑scale model serving. Founders: Chenyu Zhao, Dmytro Dzhulgakov, Dmytro Ivchenko, James Reed, Lin Qiao, Pawel Garbacki. Founding year: 2022. Total equity funding raised: $1.8B. Investors in the round: Atreides Management, Benchmark, Bessemer Venture Partners, Evantic Capital, Index Ventures, Insight Partners, Lightspeed Venture Partners, Lone Pine Capital, Menlo Ventures, NVIDIA, Ontario Teachers’ Pension Plan, Operator Collective, Original Capital, Prysm Capital, QuantumLight, TCV, The Twenty Minute VC, Time Ventures. Industry: Artificial Intelligence, Data Management, Infrastructure, SaaS, Software.
4. Commonwealth Fusion Systems — $1.0B
Commonwealth Fusion Systems (Cambridge) raised $1.0 billion. The company develops commercial fusion energy systems using high‑temperature superconducting magnets, including the SPARC demonstration tokamak and planned ARC grid‑scale power plant. Founders: Dan Brunner, Martin Greenwald, Robert Mumgaard. Founding year: 2017. Total equity funding raised: $3.9B. Investors in the round: Not disclosed. Industry: Clean Energy, Electrical Distribution, Energy, Environmental Engineering, Nuclear, Renewable Energy.
4. SambaNova — $1.0B
SambaNova (Palo Alto) raised $1.0 billion. The company provides an integrated AI platform combining RDU processors, systems and software for high‑speed, energy‑efficient inference and enterprise agentic AI deployments. Founders: Christopher Re, Kunle Olukotun, Rodrigo Liang. Founding year: 2017. Total equity funding raised: $2.5B. Investors in the round: A&E Investments, Assam Ventures, Battery Ventures, BlackRock, Cambium Capital Partners, Capital Group, General Atlantic, Intel Capital, Kabila Capital, Qatar Investment Authority, QFO Capital, Seligman Ventures, T. Rowe Price, Vista Equity Partners, Volantis Capital Management. Industry: AI Infrastructure, Analytics, Artificial Intelligence, Machine Learning, Semiconductor, Software.
6. Together AI — $800.0M
Together AI (San Francisco) raised $800.0 million. The company provides a full‑stack AI cloud for inference, GPU compute, fine‑tuning, model shaping and pre‑training of open‑source and generative AI models. Founders: Ce Zhang, Chris Re, Percy Liang, Tri Dao, Vipul Ved Prakash. Founding year: 2022. Total equity funding raised: $1.3B. Investors in the round: Aramco Ventures, DTCP, Emergence Capital, General Catalyst, Geodesic Capital, Lux Capital, March Capital, NVIDIA, Pegatron, PSP Capital Partners, Salesforce Ventures, Schneider Electric, S Ventures, Vista Equity Partners. Industry: AI Infrastructure, Artificial Intelligence, Generative AI, IT Infrastructure, Machine Learning, Open Source.
7. Wonder — $650.0M
Wonder (New York) raised $650.0 million. The company operates a mealtime platform combining delivery, pickup, dine‑in, meal kits and chef‑driven restaurants, including multi‑restaurant ordering through a single experience. Founders: Juan Cappello, Marc Lore. Founding year: 2018. Total equity funding raised: $3.1B. Investors in the round: Accel, AllianceBernstein, ARK Investment Management, Google Ventures, Kayne Anderson Rudnick (KAR), New Enterprise Associates. Industry: E‑commerce, Food and Beverage, Food Delivery, Restaurants.
8. Antora Energy — $550.0M
Antora Energy (San Jose) raised $550.0 million. The company develops thermal energy storage systems that convert renewable electricity into high‑temperature heat and deliver industrial heat and power on demand. Founders: Andrew Ponec, David Bierman, Justin Briggs. Founding year: 2018. Total equity funding raised: $750.0M. Investors in the round: Activate Capital Partners, Breakthrough Energy Ventures, Decarbonization Partners, Eclipse, G2 Venture Partners, Impact Science Ventures, John Doerr, Liberty Mutual Strategic Ventures, Lowercarbon Capital, Ribbit Capital, Salesforce Ventures, StepStone Group, The Westly Group, Trust Ventures. Industry: Energy, Energy Storage, Renewable Energy.
9. K2 Space — $500.0M
K2 Space (Torrance) raised $500.0 million. The company develops high‑power, large satellite platforms designed to deliver greater payload mass, power, propulsion and resilience across low, medium and geostationary Earth orbits. Founders: Karan Kunjur, Neel Kunjur. Founding year: 2022. Total equity funding raised: $925.5M. Investors in the round: Altimeter Capital, ARK Investment Management, CapitalG, ICONIQ Capital, Kleiner Perkins, Lightspeed Venture Partners, Sands Capital Ventures, Spark Capital, T. Rowe Price. Industry: Aerospace, Machinery Manufacturing, Manufacturing, Space Travel.
9. Meshy AI — $400.0M
Meshy AI (Sunnyvale) raised $400.0 million. The company provides an AI‑powered 3D creation platform that turns text, images, sketches and conversational prompts into textured, rigged and export‑ready 3D models. Founder: Ethan Hu. Founding year: 2021. Total equity funding raised: $450.0M. Investors in the round: BAI capital, Granite Asia, HSG, IDG Capital, Matrix Partners China, Monolith Capital, Source Code Capital. Industry: 3D Printing, 3D Technology, Art, Artificial Intelligence, Gaming, Generative AI, Machine Learning.
9. Chai Discovery — $400.0M
Chai Discovery (San Francisco) raised $400.0 million. The company develops multimodal foundation models for molecular structure prediction and design to accelerate drug discovery and biological engineering. Founders: Jack Dent, Jacques Boitreaud, Joshua Meier, Matthew McPartlon. Founding year: 2024. Total equity funding raised: $630.0M. Investors in the round: Avenir, Avra Capital, Baillie Gifford, Bain Capital Ventures, Battery Ventures, BDT & MSD Partners, Dimension Capital, General Catalyst, Glade Brook Capital Partners, Index Ventures, Kleiner Perkins, Lachy Groom, Menlo Ventures, Oak HC/FT, OpenAI, Sapphire Ventures, Sequoia Capital, Thrive Capital, Yosemite. Industry: Artificial Intelligence, Foundational AI, Health Care, Life Science.
12. Antares — $370.0M
Antares (Los Angeles) raised $370.0 million. The company develops factory‑produced nuclear fission microreactors intended to provide compact, reliable power for defense, remote, industrial and other strategic applications. Founders: Jordan Bramble, Julia DeWahl. Founding year: 2023. Total equity funding raised: $471.0M. Investors in the round: Caffeinated Capital, Industrious Ventures, Paradigm, Point72 Ventures, Shine Capital. Industry: Energy, Industrial, Machinery Manufacturing, Manufacturing.
11. Etched — $300.0M
Etched (San Jose) raised $300.0 million. The company develops purpose‑built AI chips and systems optimized for transformer inference to deliver high‑performance compute for large‑scale generative AI workloads. Founders: Chris Zhu, Gavin Uberti, Robert Wachen. Founding year: 2022. Total equity funding raised: $925.4M. Investors in the round: Andreessen Horowitz, Argo, Jane Street Capital, Sequoia Capital, SK Hynix. Industry: AI Infrastructure, Artificial Intelligence, Computer Hardware, Semiconductor.
11. Oratomic — $300.0M
Oratomic (South Pasadena) raised $300.0 million. The company develops neutral‑atom quantum computing hardware and fault‑tolerant architectures designed to scale quantum systems through error correction. Founding year: 2026. Total equity funding raised: $310.0M. Investors in the round: 7i Capital, ARCH Venture Partners, Baiju Bhatt, Bain Capital Ventures, Bezos Expeditions, David Aaronson, Formation 8, General Catalyst, Global Frontier Investments, Index Ventures, Infleqtion, Khosla Ventures, Lowercarbon Capital, Nebular, Scott Aaronson, Spark Capital. Industry: Artificial Intelligence, Enterprise Software, Machine Learning, Optical Communication, Quantum Computing. Founders: (not provided in source).
11. Walden Robotics — $300.0M
Walden Robotics (Cambridge) raised $300.0 million. The company develops wheeled, dual‑arm robots and physical AI systems to automate material handling and other logistics and industrial tasks. Founders: Adrien Gaidon, Ben Burchfiel, Dave Johnson, Kerri Fetzer‑Borelli, Rareş Ambruş, Russ Tedrake. Founding year: 2026. Total equity funding raised: $300.0M. Investors in the round: AE Ventures, Calibrate Ventures, Colle Capital Partners, CoreWeave Ventures, Deviation Capital, KAS Venture Partners, Menlo Ventures, NextView Ventures, NVIDIA, One Madison Group, Prologis Ventures, Samsung Ventures, Shine Capital, Squarepoint Capital, The Boeing Company, Toyota, Toyota Ventures. Industry: Artificial Intelligence, Logistics, Robotics.
12. Simile — $200.0M
Simile (Palo Alto) raised $200.0 million. The company develops AI agents and communication infrastructure to automate and improve customer interactions, collaboration and relationship‑based workflows. Founders: Joon Park, Lainie Yallen, Michael Bernstein. Founding year: 2025. Total equity funding raised: $300.0M. Investors in the round: A*, Bain Capital Ventures, CVS Health Ventures, Definition, Factory, Greenoaks, Hanabi Capital, Index Ventures. Industry: Artificial Intelligence, Customer Service, Online Portals.
The entries above reflect the data provided for July 2026 funding activity and include the investors, founders, industries, founding years and cumulative equity totals reported in the source.
