The past week has seen a flurry of significant funding announcements across diverse sectors – from clean energy to biotech and fintech, global startups and scaleups have secured major funding to accelerate growth and innovation.
Here are the five top startup funding deals announced during the week ending August 31, 2025, as curated from the Intellizence Startup Funding Dataset.
Commonwealth Fusion Systems
Funding Amount: $863 Million
Funding Round: Series B2
Industry: Energy & Utilities
Country: United States
Commonwealth Fusion Systems has raised a staggering $863 million in a Series B2 round, led by NVentures (Nvidia), Morgan Stanley’s Counterpoint Global, and Mitsui & Co. The funding will help accelerate the company’s mission of commercializing fusion energy as a scalable and sustainable clean power source. The round underscores strong investor confidence in fusion as a viable, scalable, and sustainable clean energy solution for the future.
Wugen
Funding Amount: $115 Million
Funding Round: Series C
Industry: Biotechnology
Country: United States
Biotech firm Wugen secured $115 million to support its pivotal study of WU-CART-007, a first-in-class allogeneic CAR-T therapy. The funding will help advance the company’s mission to deliver groundbreaking cell therapies that address high unmet needs in oncology. Fidelity Management & Research Company led the round, with participation from RiverVest Venture Partners, Lightchain Capital, LYZZ Capital, Abingworth, and other life science investors
Framer AI
Funding Amount: $100 Million
Funding Round: Series D
Industry: Technology
Country: Netherlands
No-code website builder Framer raised $100 million, pushing its valuation to $2 billion. The fresh capital will enable Framer to scale its platform, empower creators and businesses, and strengthen its position in the rapidly expanding no-code and design-tech ecosystem. The round was led by Meritech Capital Partners and Atomico, with backing from WiL and HV. The funds will drive product development and expand Framer’s presence in the no-code ecosystem.
ProVerum Medical
Funding Amount: $80 Million
Funding Round: Series B
Industry: Healthcare
Country: Ireland
ProVerum Limited, developer of the ProVee System for treating benign prostatic hyperplasia, closed an $80 million Series B. The round was led by MVM Partners, alongside new investors OrbiMed and Ireland Strategic Investment Fund (ISIF), with support from existing backers Gilde Healthcare, Lightstone Ventures, Atlantic Bridge, and Enterprise Ireland.
Rain
Funding Amount: $58 Million
Funding Round: Series B
Industry: Financial Services, Technology
Country: United States
Rain, a stablecoin-powered enterprise payments infrastructure provider, raised $58 million in Series B funding. The round was led by Sapphire Ventures, with participation from Dragonfly, Galaxy Ventures, Endeavor Catalyst, Samsung Next, Lightspeed Venture Partners, and Norwest Venture Partners. The company aims to establish itself as the industry standard for digital currency payments.
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