Recent Major Funding Rounds: Insights into U.S. Startup Investments
For those tracking substantial startup investment trends in 2025, our comprehensive update provides insights into the latest funding rounds exceeding $100 million for U.S.-based companies. This article highlights the top 10 funding announcements from the week of April 5 to April 11.
The Week’s Top Funding Rounds
Despite several significant investments, the overall funding landscape appeared quieter this week, with no deals surpassing the $200 million mark. This represents a notable shift from the previous week, which featured record-setting funding efforts. Here’s a look at the key players and the amounts they secured this week:
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Base Power – $200M, Energy
This Austin-based battery startup completed a $200 million Series B funding round led by Addition. Founded in 2023, Base Power specializes in residential power systems charged during off-peak electricity times, totaling $268 million raised to date.
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Caris Life Sciences – $168M, Biotech
Irving, Texas’ Caris Life Sciences, focused on advanced AI in medicine, secured a $168 million growth round led by Braidwell. Since its inception in 2018, it has raised $1.9 billion.
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Merida Biosciences – $121M, Biotech
Launching this week, the Cambridge-based Merida Biosciences raised $121 million in Series A funding co-led by Bain Capital Life Sciences and others. The firm aims to develop therapies for autoimmune and allergic conditions.
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Rescale – $115M, Simulation
San Francisco’s Rescale announced a $115 million Series D round, enhancing its cloud-based digital engineering platform. Participants included Applied Ventures and Nvidia, contributing to over $260 million in total funding since its founding in 2011.
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Nuro – $106M, Autonomous Driving
Nuro raised $106 million in a Series E round, now valued at $6 billion. This reflects a significant decrease from its previous valuation of $8.6 billion in 2021, attributed to strategic shifts and workforce reductions.
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Amca – $76.5M, Aerospace
El Segundo’s Amca, specializing in aerospace and defense products, initiated its journey with a $76.5 million funding round, backed by investors including Andreessen Horowitz.
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Brinc Drones / Rain – $75M each
Seattle’s Brinc Drones, producing emergency response drones, received a $75 million round from Index Ventures. In tandem, Santa Monica’s fintech firm Rain, offering early wage access services, also secured a $75 million Series B led by Prosus Ventures.
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Tessell – $60M, Database
Database-as-a-service provider Tessell raised $60 million in Series B funding, led by WestBridge Capital, building on its foundation since 2021.
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nEye Systems – $58M, Semiconductors
The optical switch startup from Emeryville raised $58 million in Series B funding led by CapitalG, bringing its total to $72.5 million since its founding in 2020.
Global Funding Highlights
In an interesting global development, Canadian cybersecurity firm Tailscale completed a $160 million Series C funding round, elevating its valuation to $1.5 billion. This shows that significant financial movements are not just confined to the U.S. market.
