MENLO TIMES

Impulse Space, developing the in-space mobility infrastructure to accelerate our future beyond Earth, led by renowned propulsion expert Tom Mueller, and the team, has announced a $308 million extension to its Series D round, bringing the combined round total to $808 million. The extension included participation from existing investors 137 Ventures, BANNER VC, DFJ Growth, Linse Capital, Lux Capital, and Valor Equity Partners, among others, reflecting continued confidence in th

EUCLYD, a European semiconductor systems company developing ultra-efficient infrastructure for foundation AI models, led by Bernardo Kastrup and Atul Sinha, has signed a Series A financing round of more than €200 million, co-led by Samsung, Somerset Capital Partners, Scaleup Europe Fund, which is managed by EQT, and Innovation Industries, with participation from EIFO, the Export and Investment Fund of Denmark, imec.xpand, Brabant Development Agency (BOM), and Quadri. Peter We

Open Cosmos, the European leader delivering satellite infrastructure, led by Rafel Jorda Siquier, Jordi Barrera Ars, and Aleix Megias Homar, has raised €300 million in funding as governments and enterprises accelerate investment in secure, space-based systems. The round, led by European investors, includes participation from Lightrock, ETF Partners, Institut Català de Finances (ICF), Entrepreneurs First and two major international pension funds. Other participants include Con

Mach Industries, building next-generation defense systems, led by Ethan Thornton, raised $600 million more, taking its Series C total to $900 million. The extension pushes the Series C’s total size to $900 million and takes Mach’s lifetime funding past $1 billion, just over a year after a Series B valued it at $470 million. Ribbit Capital, Infinite Capital, Bedrock Capital, and Sequoia Capital all doubled down in the second tranche, the same group that led the June round. “Mo

Aerospacelab has been selected as a key Prime Contractor for the LEO segment of the European Commission's IRIS² Programme (Infrastructure for Resilience, Interconnectivity and Security by Satellite). Building Europe’s Sovereign Satellite Network. Following a competitive selection process with Eutelsat, Aerospacelab has been chosen to build 264 satellite platforms and deliver the fully integrated satellites for the SpaceRISE consortium. The satellites will form the backbone of

The Boring Company, solving traffic, enabling rapid point-to-point transportation, and transforming cities, has announced a Series D funding round of $3B, led by the United Arab Emirates and affiliated investment entities. The financing now values The Boring Company at $23 billion. Other key investors in the round include Human Capital, Vy Capital, Valor Equity Partners, Sequoia Capital, A16Z, Temasek, Shamal Holding, and Baron Capital, in addition to other valued existing an

Cylake, the complete, AI-native cybersecurity platform that provides full visibility, sets fine-grained policy, and stops attacks in fully air-gapped sovereign environments, led by Nir Zuk, Udi Shamir, Wilson Xu, and the team, has closed $245 million through a convertible note, with participation from Lightspeed Venture Partners, Picture Capital, and Redpoint Ventures. This latest funding brings Cylake’s total raised to $290 million, following a $45 million seed round in Marc

The Exploration Company, a European space company scaling globally, led by Hélène Huby, announced a $450 million Series C financing, the largest-ever Series C announced by a European space company. It also marks the largest funding round ever secured by an EU-headquartered company led by a female founder and CEO. The round is co-led by Bessemer Venture Partners, Atomico, and the Scaleup Europe Fund, managed by EQT, with participation from TEC’s existing European backers inclu

Stoke Space Technologies, Inc, the rocket company developing fully and rapidly reusable launch vehicles, led by Andy Lapsa, Tom Feldman, and the team, has announced that it has completed an initial closing of its billion-dollar Series E financing round. This funding brings Stoke’s total capital raised to $2.3 billion and will support the company as it prepares for its first orbital launch, expands production and launch capacity, and accelerates development of its larger Nova

Mistral, the Paris-based AI company, led by Arthur Mensch, Guillaume Lample, and Timothee Lacroix, has raised €3 billion in a Series D funding round at a post-money valuation of more than €21 billion, the largest equity fundraising round ever completed by a European technology company, three years after the company's launch. Samsung Electronics led the round, joined by co-leads Scaleup Europe Fund, managed by EQT, and existing investor PSG Equity. Advent, funds and accounts m

Pixxel, the planetary infrastructure company, led by Awais Ahmed, Kshitij Khandelwal, and the team, has announced the close of its $100 million Series C funding round, co-led by Temasek and Seraphim, with participation from new investors 360 ONE Asset, IMM Investment, and existing investors Radical Ventures, growX ventures, and others. The round brings Pixxel’s total funding to $195 million. The investment also marks the single largest funding round raised by a space technolo

iPronics, a pioneer in silicon photonics-based optical circuit switching for AI infrastructure, led by Christian Dupont, Daniel Pérez-López, and the team, has announced $125 million in Series B funding co-led by Maverick Silicon and Light Street Capital. NVIDIA joined the round, with participation from new and existing investors including Triatomic Capital, Bosch Ventures, Catalight Capital, European Innovation Council Fund, The Tate Family Trust, Fine Structure Ventures, Ama

HiddenLayer, the most comprehensive security platform for AI, led by Chris Sestito, Tanner Burns, James Ballard, and the team, has announced a $100 million Series B funding round led by Delta-v Capital, with participation from Ten Eleven Ventures, Morgan Stanley, M12, Microsoft's Venture Fund, and Booz Allen Ventures. The company will use the funding to expand its enterprise platform, including Agentic Runtime Security and Agent Harness Security, a new solution designed to se

Wafer, building the fastest open-source LLMs for enterprise, at the lowest cost per token, led by Steven Arellano, Emilio Andere, and the team, has raised a $40 million Series A, co-led by Marathon and Chemistry, with participation from Wing, AMD Ventures, and Outset Capital. Existing investors Fifty Years and Y Combinator are also doubling down on Wafer. AI That Optimizes AI. Most inference optimization remains manual, service-heavy, and largely static after deployment. Wafe

Diffraqtion, an MIT and University of Maryland spinout building quantum camera platforms for defense and space sensing, led by Johannes Galatsanos, Christine Yi-Ting Wang, Saikat Guha, and the team, announced strategic investments from Lockheed Martin Ventures and Presidio Ventures, the venture arm of Sumitomo Corporation, bringing total funding to over $10M. Following strong investor interest, Diffraqtion elected to cap its pre-seed round, which also includes SBI US Gateway

Pacific Fusion, powering a prosperous planet, led by Eric Lander, Carrie von Muench, Keith Lechien, and Will Regan, has broke ground on a $1 billion Research & Manufacturing Campus in Albuquerque, New Mexico, where the company will build a fusion facility designed to achieve two first-ever milestones: net facility gain, an essential breakthrough on the path to commercial fusion power, and high-yield fusion, a critical capability for U.S. national security. The campus at Mesa

REGENT Craft, the developer and manufacturer of Seaglider™ vessels, led by Billy Thalheimer and Mike Klinker, has raised $240 million, an equal mix of equity and debt, in a Series B funding round co-led by Mare Liberum and AE Ventures, with debt capital provided by Erebor Bank, marking a major milestone in REGENT's growth as it transitions from early-stage development toward full-scale manufacturing. The funding comes as REGENT approaches several major milestones, including

Navisalma, the newly founded European Venture Platform, founded by Einride founders Robert Falck and Linnéa Kornehed Falck, together with previous McKinsey Partner and Material Economics co-founder Robert Westerdahl, announced its launch. Europe does not have an innovation problem. It has a scaling problem. Europe produces world-class science, engineering, and frontier technologies, backed by centuries of leadership in design, craftsmanship, industrial excellence, and quality

Adaptyv Bio, the automated lab for agentic biology, led by Julian Englert and Daniel Nakhaee-Zadeh, has raised a $40M Series A from Highland Europe, Ace Ventures, byFounders, and Y Combinator. Adaptyv is building high-throughput wet-lab infrastructure to enable AI-driven biological research. The company’s work with Anthropic demonstrated a workflow in which Claude designed proteins, sent them to an automated lab, received experimental results, and iterated based on the data.

Muon Space, the Mission Foundry, designing, building, and operating high-performance satellite constellations for National Security, civil, and commercial customers, led by Jonny Dyer, Paul Day, Dan McCleese, Reuben Rohrschneider, and Pascal Stang, has announced the close of a $250 million Series C financing in a heavily oversubscribed round. The round was led by Eclipse Capital, with participation from Galvanize, Google, Salesforce Ventures, Wellington Management, I Squared