The Week’s 10 Biggest Funding Rounds: Defense Tech Leads With Multiple Large Deals, Topped By $600M For Space Security Startup True Anomaly

Want to keep track of the largest startup funding deals in 2025 with our curated list of $100 million-plus venture deals to U.S.-based companies? Check out The Crunchbase Megadeals Board . This is a weekly feature that runs down the week’s top 10 announced funding rounds in the U.S. Check out last week’s biggest funding deal roundup here . Large U.S. venture deals this week were led by a massive defense tech raise for space security startup True Anomaly . That theme continued with another two aerospace- and defense-related companies also getting major investor backing. We also saw sizable deals for startups applying AI to fintech, marketing, customer service, healthcare and developer tools. Let’s take a closer look. 1. True Anomaly , $600M, aerospace and defense: Centennial, Colorado-based True Anomaly raised a massive $600 million Series D led by Eclipse and Riot Ventures , with participation from a long list of other backers including Accel , 645 Ventures , G Squared , Acme Capital , Menlo Ventures and Paradigm . True Anomaly develops space security and in-orbit defense systems, an area drawing increasing venture investor attention amid rising geopolitical tensions. The new round brings its total funding up to $1.1 billion, per Crunchbase . 2. Rogo , $160M, AI and fintech: New York-based Rogo secured $160 million in Series D funding led by Kleiner Perkins and joined by other investors including Thrive Capital , Sequoia Capital , Khosla Ventures , BoxGroup , J.P. Morgan Growth Equity Partners and Jack Altman . Rogo builds AI-powered tools to automate financial research and workflows. The latest financing brings its total funding raised to date to $314 million, per Crunchbase . The deal is also the latest example of investor enthusiasm for startups targeting high-value knowledge work such as law and accounting . 3. Hightouch , $150M, AI and marketing: San Francisco-based Hightouch raised $150 million in a Series D co-led by Bain Capital Ventures and Goldman Sachs Alternatives . Iconiq Capital , Amplify Partners , Sapphire Ventures , Y Combinator and other investors joined. The company focuses on agentic AI-driven marketing and customer data activation. The round brings Hightouch’s total funding to date to more than $332 million and comes amid rising demand for AI tools embedded directly into enterprise marketing stacks. 4. Avoca , $125M, AI and customer service: New York-based Avoca brought in $125 million in a Series B led by General Catalyst and Meritech Capital Partners , with participation from other investors including Kleiner Perkins , BoxGroup , Alt Capital and Amplify Partners . Avoca develops AI agents for customer communication workflows. The new raise brings its total funding to $125.5 million, per Crunchbase . 5. Netomi , $110M, AI and customer service: San Mateo, California-based Netomi raised $110 million in a Series C led by Accenture Ventures , with participation from Adobe Ventures and others, including individual investors Justin Wexler , Henry Kravis , Greg Brockman, Nikesh Arora and Mustafa Suleyman . The company offers AI-powered customer experience automation across channels. The new funding brings its total raised to date to $217 million, per Crunchbase . 6. (tied) Parallel , $100M, developer tools: Palo Alto, California-based Parallel secured $100 million in a Series B led by Sequoia Capital , with additional backing from other big-name investors Index Ventures , Khosla Ventures and Kleiner Perkins . The startup is building a suite of AI agents and developer tools to automate workflows. It has raised $260 million to date, per Crunchbase . 6. (tied) Scout AI , $100M, aerospace and defense: Sunnyvale, California-based Scout AI raised a sizable $100 million Series A led by Align Ventures and Draper Associates . A long list of other investors joined, including Booz Allen Ventures , Vaughn Capital Partners and FJ Labs . The startup develops AI systems for aerospace and defense applications. Its large early-stage round underscores continued investor appetite for dual-use and defense-focused startups, which globally raised a record $7.7 billion in 2025, per Crunchbase data. 8. Firestorm , $82M, aerospace and defense: San Diego-based Firestorm closed an $82 million Series B led by Washington Harbour Partners . Booz Allen Ventures also participated in this round, as did IQT , Lockheed Martin , New Enterprise Associates , Motley Fool Ventures and others. Firestone builds modular, mission-adaptable drone systems. It has raised nearly $150 million total, per Crunchbase . 9. Iterative Health , $77M, health diagnostics: Cambridge, Massachusetts-based Iterative Health raised $77 million in a Series C led by Google Ventures and Intrepid Growth Partners , with additional backing from Obvious Ventures , Insight Partners and EDBI . The company develops AI-powered diagnostic and clinical workflow tools, particularly in gastroenterology. It has raised more than $268 million since inception, according to Crunchbase . 10. Standard Intelligence , $75M, foundational AI: Investors continue to back next-generation foundation model startups. One of the latest is San Francisco-based AI research startup Standard Intelligence, which raised a $75 million Series A led by Spark Capital and Sequoia Capital . The raise comes at a $425 million pre-money valuation. Other investors in the deal include Stanley Druckenmiller , Milan Kovac and AI researcher Andrej Karpathy . Standard AI is developing “computer-use” models designed to interact directly with software. Its approach — training on large-scale video data rather than manually annotated screenshots — aims to significantly reduce costs and improve performance. Large non-US deals We also saw several sizable deals for startups based outside the U.S.: Ineffable Intelligence , $1.1B, foundational AI: London-based frontier lab Ineffable Intelligence raised a $1.1 billion seed round, the largest for a European startup on record. (The previous record was set just a couple of months ago, when Paris-based frontier lab Advanced Machine Intelligence raised a $1.03 billion seed round .) Lightspeed Venture Partners and Sequoia Capital led Ineffable’s seed funding. Volant Aerotech , $300M, aerospace: China-based Volant Aerotech raised a $300 million Series C led by Stone Venture . The company is developing electric vertical takeoff and landing aircraft, or eVTOLs, designed to be used as taxis. Robot Era , $200M, robotics: China-based humanoid robot developer Robot Era raised a $200 million round led by S.F. Express , with participation from a long list of investors including Zhaoxi Capital and Tsinghua Holdings . The company is developing robots designed for industrial and service work, and follows a string of other large fundings for China-based robotics startups. Methodology We tracked the largest announced rounds in the Crunchbase database that were raised by U.S.-based companies for the period of April 25-May 1. Although most announced rounds are represented in the database, there could be a small time lag as some rounds are reported late in the week. Illustration: Dom Guzman