On Tuesday, June 3, 2025, we bring you the latest insights on venture capital funding, highlighting the dynamic startups that are driving technological advancement. The investment landscape today includes innovations ranging from brain-computer interfaces to cross-border financial technology, cybersecurity solutions, and synthetic biology. Among the most notable achievements is Elon Musk’s Neuralink, securing a hefty $650 million in a Series E funding round aimed at advancing neurotechnology. Similarly, Impulse Space has raised $300 million for its orbital satellite repositioning technology, reflecting a thriving startup ecosystem ready to tackle future challenges.
Funding Highlights:
Neuralink leads today’s funding news with a substantial $650 million investment sourced from a notable list of Silicon Valley backers. In the space technology sector, Impulse Space follows suit with $300 million earmarked for the expansion of its satellite transfer vehicles. European fintech company Scalable Capital has successfully raised $175 million to enhance its retail investing platform, while Israeli firm Zero Networks has secured $55 million to strengthen cybersecurity measures for enterprises. Additionally, Speedata’s recent $44 million funding will enable the reimagining of data processing hardware, and Antheia has obtained $56 million to bioengineer essential pharmaceutical ingredients.
Investor Activity:
Today’s marketplace has witnessed robust involvement from prominent venture capital firms, including Sequoia Capital, Thrive Capital, Highland Europe, and SoftBank’s SB Payment Service. Investors are intensifying their commitments across various stages, targeting applications in practical AI, biotechnology frontiers, high-level cybersecurity measures, and scalable SaaS infrastructure. The latest funding trends not only indicate a robust health in the venture capital space but also highlight a distinctive acceleration in innovation and growth.
Here’s an overview of the significant deals reported today, complete with details about investors, startup missions, and funding specifics.
Speedata Secures $44M in Series B for Analytics Hardware
Speedata, a Tel Aviv-based firm focused on developing a specialized Analytics Processing Unit (APU) for big data and AI applications, has successfully raised $44 million in its Series B funding round. This financing, led by existing investors, including Walden Catalyst Ventures and Koch Disruptive Technologies, brings the total capital raised by Speedata to $114 million. The company asserts its APU addresses analytics bottlenecks at the hardware level, enabling far superior performance than traditional GPUs. The funding will expedite product development, commercialization of the chip architecture, and global sales expansion.
Funding Details:
Startup: Speedata
Investors: Walden Catalyst Ventures (lead), 83North, Koch Disruptive Technologies, Pitango First, Viola Ventures
Amount Raised: $44M
Total Raised: $114M
Funding Stage: Series B
Funding Date: June 3, 2025
Ciroos Emerges With $21M Seed Round for AI Operations Assistant
Newcomer Ciroos has raised $21 million following its stealth phase to launch the “SRE Teammate,” an AI assistant specialized for DevOps and Site Reliability Engineering workflows. The round was spearheaded by Energy Impact Partners with contributions from angel investors. Ciroos aims to alleviate the complexities involved in incident management, claiming that its AI can process alert notifications and tasks efficiently, speeding up issue resolution by 90%. New funding will be directed towards product finalization, staffing, and initial sales efforts.
Funding Details:
Startup: Ciroos
Investors: Energy Impact Partners (lead), angel investors
Amount Raised: $21M
Total Raised: $21M
Funding Stage: Seed
Funding Date: June 3, 2025
Nomupay Closes $40M Series C for Cross-Border Payments
Irish fintech startup Nomupay is making headlines with its recent $40 million Series C round led by SB Payment Service (part of SoftBank), now valued at $290 million. Nomupay simplifies cross-border payments for merchants by allowing them to accept an array of local payment options without needing local entities. This round comes shortly after their $37 million Series B, boosting Nomupay’s total to approximately $120 million. The funds will facilitate regional expansion, acquisitions, and the addition of Japanese payment methods.
Funding Details:
Startup: Nomupay
Investors: SB Payment Service (SoftBank subsidiary, lead)
Amount Raised: $40M
Total Raised: ~$120M
Funding Stage: Series C
Funding Date: June 3, 2025
Impulse Space Raises $300M for Satellite Transport Solutions
U.S. space technology startup Impulse Space has announced a successful $300 million late-stage funding round led by Linse Capital. The company, founded by former SpaceX engineer Tom Mueller, focuses on creating orbital transfer vehicles, also referred to as “space tugs,” that reposition satellites to their designated orbits. This funding increases Impulse’s total raised to $525 million. The company will utilize these funds to boost production of its Mira and Helios vehicles while enhancing R&D for extended orbital missions.
Funding Details:
Startup: Impulse Space
Investors: Linse Capital (lead)
Amount Raised: $300M
Total Raised: $525M
Funding Stage: Late Stage
Funding Date: June 3, 2025
Scalable Capital Attains €155M in Growth Funding for Digital Wealth Management
Scalable Capital, a significant player in European digital wealth management, has secured €155 million (approximately $175 million) in its largest funding round to date. Co-led by Sofina and Noteus Partners, the funding attracts participation from established investors including Balderton Capital and Tencent, pushing its total funding to over €470 million (more than $535 million). The firm focuses on delivering investment options that include stocks, ETFs, and cryptocurrencies, and intends to use the capital to expand its offerings and marketing outreach.
Funding Details:
Startup: Scalable Capital
Investors: Sofina (lead), Noteus Partners (lead), Balderton Capital, Tencent, HV Capital
Amount Raised: $175M (≈€155M)
Total Raised: >$535M (≈€470M)
Funding Stage: Series E
Funding Date: June 3, 2025
Antheia Garners $56M Series C for Synthetic Biology Advancement
Biotechnology company Antheia, based in Menlo Park, has raised $56 million in Series C funding, led by the Global Health Investment Corporation and Singapore’s EDBI. The firm specializes in programming yeast cells to produce essential drug compounds, traditionally sourced from plants, vastly reducing production time. These funds will support the commercialization of high-demand products while expanding manufacturing capabilities within the U.S. and Asian markets.
Funding Details:
Startup: Antheia
Investors: Global Health Investment Corporation (lead), EDBI (lead)
Amount Raised: $56M
Total Raised: ~$129M
Funding Stage: Series C
Funding Date: June 3, 2025
Neuralink Completes $650M Series E for Neurotechnology Innovation
Neuralink, the neurotechnology venture established by Elon Musk, has successfully completed a $650 million Series E funding round featuring a diverse range of investors, including ARK Invest and Sequoia Capital. This funding is positioned to enhance the development of Neuralink’s brain-computer interface technology, designed to assist individuals with disabilities in controlling devices using their thoughts. The company aims to utilize these funds to expedite human trials, advancing capabilities for restoring movement, speech, and sight.
Funding Details:
Startup: Neuralink
Investors: ARK Invest, DFJ Growth, Founders Fund, G42, Human Capital, Lightspeed, Qatar Investment Authority, Sequoia Capital, Thrive Capital, Valor Equity, Vy Capital
Amount Raised: $650M
Total Raised: $650M (this round)
Funding Stage: Series E
Funding Date: June 3, 2025
Zero Networks Secures $55M for Cybersecurity Enhancements
Israeli startup Zero Networks has announced a $55 million mid-stage funding round led by Highland Europe, joined by several other investors including Venrock. This financing aims to bolster Zero Networks’ cybersecurity platform, which specializes in network access control and microsegmentation to mitigate cyber threats. The fresh capital is expected to expand operations globally and refine its technology to improve network defense.
Funding Details:
Startup: Zero Networks
Investors: Highland Europe (lead), F2 Venture Capital, PICO Venture Partners, Venrock, U.S. Venture Partners
Amount Raised: $55M
Total Raised: >$100M
Funding Stage: Series B
Funding Date: June 3, 2025
Stable Money Achieves $20M in Series B for Retail Investing
Fintech platform Stable Money has raised $20 million in a Series B funding round, led by Fundamentum Partnership, which seeks to democratize access to high-yield cash and fixed-income products for retail investors. The company intends to use the capital to expand its offerings and customer base across India and Southeast Asia while making traditionally complex investment products accessible and clear to users.
Funding Details:
Startup: Stable Money
Investors: Fundamentum Partnership (lead)
Amount Raised: $20M
Total Raised: $20M
Funding Stage: Series B
Funding Date: June 3, 2025
Wordsmith AI Raises $25M for Legal AI Solutions
Wordsmith AI, a legal tech startup, has secured $25 million in a Series A funding round led by Index Ventures. The company provides an AI-powered platform that integrates “legal AI agents” into organizations to streamline routine legal processes. Following a successful $5 million seed round, Wordsmith AI plans to use the new funding to enhance its platform capabilities and expand its clientele, which includes prominent companies like Deliveroo.
Funding Details:
Startup: Wordsmith AI
Investors: Index Ventures (lead)
Amount Raised: $25M
Total Raised: $30M
Funding Stage: Series A
Funding Date: June 3, 2025
Funding Summary Table:
Startup | Investors (Lead & Notable) | Amount Raised | Total Raised | Funding Stage | Funding Date
Speedata | Walden Catalyst Ventures (lead), 83North, Koch Disruptive Tech, Pitango, Viola, Lip-Bu Tan, Eyal Waldman | $44M | $114M | Series B | June 3, 2025
Ciroos | Energy Impact Partners (lead), angel investors | $21M | $21M | Seed | June 3, 2025
Nomupay | SB Payment Service (SoftBank, lead) | $40M | ~$120M | Series C | June 3, 2025
Impulse Space | Linse Capital (lead) | $300M | $525M | Late Stage | June 3, 2025
Scalable Capital | Sofina (lead), Noteus Partners (lead), Balderton, Tencent, HV Capital | $175M | >$535M | Series E | June 3, 2025
Antheia | Global Health Investment Corp. (lead), EDBI (lead) | $56M | ~$129M | Series C | June 3, 2025
Neuralink | ARK Invest, DFJ Growth, Founders Fund, G42, Human Capital, Lightspeed, QIA, Sequoia, Thrive, Valor, Vy | $650M | $650M | Series E | June 3, 2025
Zero Networks | Highland Europe (lead), F2 VC, PICO VP, Venrock, U.S. Venture Partners | $55M | >$100M | Series B | June 3, 2025
Stable Money | Fundamentum Partnership (lead) | $20M | $20M | Series B | June 3, 2025
Wordsmith AI | Index Ventures (lead) | $25M | $30M | Series A | June 3, 2025