US Startup Funding Rounds: October 19, 2026 – October 25, 2026
25 US venture rounds closed between October 19, 2026 and October 25, 2026, led by Clean Power Alliance at $1.40B (Seed).
Every round below is a named venture round by a US-headquartered company, sourced from SEC filings and verified announcements. Investment funds, IPOs, post-IPO placements and valuation-only reports are excluded.
| Company | Location | Amount | Round | Date | What they do |
|---|---|---|---|---|---|
| Clean Power Alliance | Los Angeles, California | $1.40B | Seed | October 19, 2026 | — |
| Flapping Airplanes | San Francisco, California | $1B | Series A | October 21, 2026 | Flapping Airplanes is a newly launched AI lab that emerged from stealth with a focus on fundamental research breakthroughs in AI training. Unlike its … |
| Air Space Intelligence Federal | Boston, Massachusetts | $325M | Series C | October 20, 2026 | Air Space Intelligence Federal (ASI) develops operational artificial intelligence and mission software. The company specializes in providing innovativ… |
| ASI | Boston, Massachusetts | $325M | Series C | October 20, 2026 | ASI is a Boston-based AI company that develops software models to predict and manage air traffic, power grids, and military operations hours to days a… |
| Starlab | Houston, Texas | $300M | Series A | October 24, 2026 | Starlab Space is a Houston, TX-based aerospace company focused on designing, building, and operating a continuously crewed commercial space station in… |
| Pigment | Paris, Ile-de-France | $250M | Series E | October 21, 2026 | “We believe that the company will rapidly become the market’s clear leader in planning software, building faster and for broader use cases than any co… |
| Xona Space Systems | Burlingame, California | $250M | Series D | October 22, 2026 | Xona Space Systems is developing an independent high-performance satellite navigation and timing system to meet the needs of intelligent systems. Deli… |
| Pathos AI | New York, New York | $237M | Series E | October 23, 2026 | Pathos AI, Inc. is a clinical-stage AI and technology company focused on advancing its own therapeutic pipeline of drugs. The company uses its proprie… |
| Addepar | Mountain View, New York | $230M | Series G+ | October 24, 2026 | Addepar is a wealth management platform that specializes in data aggregation, analytics and reporting for even the most complex investment portfolios.… |
| doubleAI | Wayne, New Jersey | $200M | Series A | October 21, 2026 | DoubleAI is an AI company founded by Amnon Shashua, focused on optimizing software execution to reduce computing costs. The company has developed a ne… |
| Whop | Palo Alto, California | $200M | Series D | October 22, 2026 | Whop is a technology platform for business creation and digital commerce based in Palo Alto, CA. The platform provides business operators with a gamif… |
| Tractian | Atlanta, Georgia | $130M | Series D | October 22, 2026 | Tractian is the Industrial Copilot for manufacturing leaders, with a platform that empowers businesses to prevent unplanned downtime, boost operationa… |
| Town | San Francisco, California | $108M | Series B | October 19, 2026 | Town delivers top-tier tax expertise to small businesses—affordable, seamless, and personalized. We combine dedicated experts with frontier AI to give… |
| Peak Energy | San Jose, California | $108M | Series B | October 21, 2026 | Founded in 2023, Peak Energy is a U.S.-based company developing low-cost, giga-scale energy storage technology to accelerate the renewable energy tran… |
| Parallel Systems | Los Angeles, California | $100M | Series C | October 19, 2026 | Parallel Systems is the world's leading battery-electric autonomous freight rail company, focused on commercializing its innovative Panther rail vehic… |
| Promaxo | Oakland, California | $100M | Series C | October 22, 2026 | With a compact and adaptable MRI, Promaxo is redefining the standard of care by improving the quality and speed of patient diagnosis and interventions… |
| Dream Labs | San Francisco, California | $90M | Seed | October 19, 2026 | Dream Labs is an AI company focused on creating the brain for everyday robots. The company aims to develop technology that enables robots to understan… |
| Blacksmith | San Francisco, California | $66M | Series C | October 22, 2026 | Blacksmith makes CI faster, more cost-effective, and more reliable by avoiding hyperscaler-based solutions and running GitHub Actions on high-performa… |
| Gambit | Los Angeles, California | $61M | Series A | October 20, 2026 | Gambit is a dual-use defense company focusing on adaptive intelligence for autonomous systems. The company emerged from stealth to realize contract de… |
| Daytona | San Francisco, California | $60M | Series B | October 20, 2026 | Daytona is a San Francisco-based startup building an 'agentic cloud' platform that provides sandboxed virtual environments specifically optimized for … |
| Formic Technologies | Chicago, Illinois | $50M | Series B | October 22, 2026 | Formic is a U.S.-based robotics and automation company founded in 2020. It focuses on making automation accessible for small-to-medium sized manufactu… |
| Different | San Francisco, California | $48M | Seed | October 20, 2026 | Different is a marketing system that runs demand generation across channels for B2B companies. It unifies campaign orchestration, personalization, and… |
| Krea | San Francisco, California | $47M | Series B | October 21, 2026 | Krea is a startup focused on creating a unified platform for generative AI aimed at designers and visual creatives. The platform simplifies the use of… |
| Coherence Neuro | San Francisco, California | $45M | Series A | October 22, 2026 | Coherence Neuro is a developer of AI-powered oncology medical devices. The company focuses on creating specialized implantable or wearable bioelectron… |
| Baba | New York, New York | $40M | Series A | October 20, 2026 | Baba is an applied AI company modernizing the Medicare and Medicaid experience by serving as a care partner to patients and their families. Each patie… |
Frequently asked
Which US startups raised funding between October 19, 2026 and October 25, 2026?
25 US companies closed named venture rounds between October 19, 2026 and October 25, 2026, raising $5.77B in total. The largest were Clean Power Alliance ($1.40B, Seed), Flapping Airplanes ($1B, Series A), Air Space Intelligence Federal ($325M, Series C). Each round below is sourced from SEC filings and verified announcements, and excludes investment funds, IPOs and post-IPO placements.
What was the largest funding round of the week of October 19, 2026?
Clean Power Alliance of Los Angeles, California raised $1.40B in a Seed round announced October 19, 2026. It was the largest US venture round recorded in this window across 25 qualifying rounds.
How many US venture rounds closed this week?
25 named US venture rounds closed between October 19, 2026 and October 25, 2026, totalling $5.77B. This counts only rounds with a named series (Seed through Series G+) by US-headquartered operating companies. Investment funds raising vehicles, IPOs, post-IPO equity and valuation-only reports are excluded so the figures reflect genuine startup fundraising.
These are the rounds. Fundz gives you the people to call at each one — verified decision-makers matched to your market, the moment a round lands.
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