United States funding

Natron Energy is developing an anode-free, sodium-based battery technology. The company aims to provide a safer and more sustainable alternative to lithium-ion batteries, particularly for applications like data centers and grid storage. This funding round will support their efforts to scale production and commercialize their innovative battery solution.

Hone, a startup founded by former OpenAI and Cognition employees, is developing AI agents designed to handle business operations over extended periods, consulting humans when necessary. The company aims to automate tasks like evaluating sales leads and is building cybersecurity guardrails for its agents. Early customers include Cognition and Modal.

Arena is an AI evaluation platform that measures frontier AI models and agents for real-world alignment with human intent. They have raised $200 million in Series B funding at a $3.1 billion valuation to advance their mission. The company also launched the Arena Alignment Index to measure how AI deviates from human values.

Quaise Energy is developing advanced drilling technology to access deep geothermal energy, aiming to provide a clean and abundant power source. The company's approach utilizes existing infrastructure and novel methods to unlock the Earth's heat for energy generation. This funding will support their continued progress in demonstrating and scaling their innovative geothermal solutions.

Fortastra is developing maneuverable spacecraft for on-orbit effects and security. The company aims to complete the design, development, and production of its next two prototype space vehicles, with a target launch in early 2028. This funding follows the successful launch of their first pair of spacecraft, Watchdog V0, as part of a SpaceX rideshare.

Sonilo is a generative audio startup founded by former TikTok AI and music division veterans. They are building AI models that can generate music and sound effects to match on-screen action, aiming to become an essential part of the AI-native video stack. The company targets creators, developer platforms, and enterprise production teams, with early distribution partners including TapNow and ComfyUI.

Vesta provides an AI-native loan origination system (LOS) designed to streamline mortgage processes. The platform integrates human staff and AI agents to automate tasks like underwriting, condition clearing, and closing reviews. This Series B funding will support Vesta's expansion, aiming to reduce origination costs and increase efficiency for lenders.

Mecka AI is a startup that collects and analyzes human motion data to train humanoid and other robots. They pay individuals to record themselves performing everyday tasks while wearing sensors. This Series B funding, led by Sequoia, will help them scale their operations and compete in the growing robotics data market.

Vest Labs is a New York-based prop trading firm that offers a perpetual futures platform for equities, crypto, commodities, and FX. The company is developing its own mobile app and expanding its team to enhance its 24/7 multi-asset support. This pre-seed round aims to fuel this growth and technological development.

Type One Energy is developing commercial fusion power plants using its FusionDirect™ technology. The company aims to industrialize fusion energy through a capital-efficient, partner-based OEM business model, leveraging established industry leaders. This $200 million Series B financing will support its Project Infinity, including the Infinity One engineering prototype and the Infinity Two commercial plant.

Preference Model, an AI data research company, has raised $16 million in seed funding led by Andreessen Horowitz. The company is open-sourcing Karotte, a framework for building reinforcement learning environments that resist reward hacks, and has built RL environments for several frontier labs. This funding round, ranking in the 98th percentile for enterprise software seed rounds, highlights investor confidence in the data and training infrastructure for advanced AI systems.

Bloom operates an AI-powered marketplace connecting hardware companies with US-based manufacturers and supply-chain providers. The platform uses AI agents to help businesses identify suitable partners for manufacturing, logistics, and supply-chain services, aiming to simplify domestic sourcing for US hardware companies.

Polaris Electro-Optics, a CU Boulder spinout, has raised $50 million in Series B funding to commercialize its FenGlass technology for AI data center infrastructure. Their proprietary material enhances electro-optic modulators, enabling faster data transmission with lower power consumption. The company plans to use the funds to expand its product portfolio, scale production, and hire engineers, targeting its first product launch in 2027.

SuperMush is a functional wellness brand founded in 2022, developing products with research-backed ingredients like nootropics and adaptogens. The brand has established an omnichannel retail strategy, selling through physical stores, direct-to-consumer channels, and marketplaces, including over 2,000 US retail locations. This Series A funding will support product expansion, advanced formulations, and strengthening operational infrastructure.

Siena AI builds AI agents that act as the 'Agent of Record' for consumer brands, creating a shared intelligence layer connecting customer-facing agents, internal agents, and human teams. The platform automates customer interactions and uses pooled customer data to improve support, shopping, and social engagement. This $17 million Series A funding will be used to develop more autonomous agents and expand the infrastructure brands use to serve customers and grow revenue.

PubX builds agent-to-agent infrastructure for advertising, enabling direct transactions between buyer and seller agents. The company recently raised $5 million in Series A funding led by Chicago Ventures and acquired Compliant, a media quality and governance company. This acquisition aims to integrate media quality and governance signals into every advertising decision, enhancing trust and transparency.

Capitolis is a fintech company that develops technology for banks and financial institutions to optimize their use of financial resources and improve market efficiency. They have raised $220 million in new financing, including a $120 million Series E equity round, valuing the company at $1.9 billion. The funds will support their recent acquisition of eSecLending and expand their securities lending services.

Monid is a San Francisco-based startup building a platform that acts as a toll booth for AI agents, allowing them to discover, test, and pay for third-party APIs and tools on a per-call basis. The company aims to simplify the process for AI agents by providing a single checkout counter, eliminating the need for multiple vendor accounts and subscriptions. This round of funding will be used to scale the marketplace and its underlying infrastructure.

UpSmith is a Dallas-based AI platform that builds AI agents for trades businesses like electricians, plumbers, and HVAC technicians. It aims to convert idle contractor databases into booked jobs by targeting open estimates, missed calls, and inactive customers. This funding will expand its software and AI voice agent capabilities for essential-services contractors.

Figure is a fintech company developing AI-powered lending products. The company aims to simplify and automate the lending process. This funding round will support their ongoing development and expansion efforts.

Ocius-X is a company focused on bringing fiber optic internet to the United States. The company has raised $12.5 million to support its expansion efforts.

Absci is a drug discovery company that uses AI to develop new medicines. They are focused on automating the drug manufacturing process. This funding round will help them advance their AI-powered drug discovery platform.

Kollegio is a US-based edtech company founded by Aitchison students. The company has raised over $5.3 million in a pre-Series A funding round. The specifics of what Kollegio offers and its target market are not detailed in the provided information.

Reactor is a San Francisco-based startup building infrastructure for real-time generative video and world models. They offer a developer platform with an SDK and API that allows other companies to run world models within their own products, boasting high frame rates and low latency. The company targets media and entertainment, as well as physical AI and robotics sectors.

Ghost AI is an artificial intelligence hardware startup building the first personal computer dedicated to running personal AI agents locally. Led by its 19-year-old founder, the company aims to provide users with a secure and private alternative to cloud-based AI agents, ensuring their personal data remains on a device they own. The 'Core' device features powerful hardware and local model execution, with a focus on user control and data encryption.

Rapportive was a browser plug-in email service founded in 2009. It was acquired by LinkedIn in February 2012 for $15 million. The company's success came with significant stress for its founder.

SiMa.ai develops a full-stack Physical AI platform combining purpose-built silicon with software, designed to move AI workloads away from general-purpose computing architectures towards hardware optimized for real-world autonomous systems. The company targets markets like humanoid robotics, automotive systems, and drones, where AI models must operate under tight power and performance constraints. This $150 million Series C funding will support the expansion of its Physical AI markets and the development of its next generation of hardware.

Volantis is developing photonic inference systems and custom memory interconnects for AI accelerators. Their technology aims to significantly increase memory bandwidth, enabling faster AI model performance. The company plans to ship its A-1 data center inference appliance next year.

Google is in discussions for a $1.5 billion deal to license technology and acquire key engineering talent from AI startup Mechanize. The San Francisco-based company focuses on AI evaluation and model development capabilities, aiming to bolster Google's competitive stance in agentic software engineering.

Reco AI Security provides a platform for governing AI agents across SaaS environments. The company is shifting from mapping SaaS applications to securing autonomous software that acts through them. This funding round aims to expand their agent security platform and capture a growing market.

Autoheal is an AI startup building a self-improving software factory for enterprises. They provide platform engineering teams with tools to build, deploy, and continuously improve AI agents across the software development lifecycle, addressing challenges like incident response and security vulnerabilities. This $7.9 million seed round will help scale their solution, which is already used by companies like Nomura Bank and AvidXchange.

Clockout is a networking app designed to combat loneliness among young professionals by helping users find nearby professionals, clubs, and events. It aims to bridge the gap between digital connections and real-world interactions, positioning itself as a blend of LinkedIn and Meetup. The company has raised $3.5 million in total funding to address the growing loneliness epidemic affecting Gen Z.

SoLa Impact is developing a new 166-unit affordable housing project called Broadway & Imperial in South Los Angeles. The project aims to provide rental apartments for individuals earning between 30 and 70 percent of the area median income. This development includes commercial space and parking, and is being financed through a combination of loans and tax credit equity.

Hestus is developing AI tools for mechanical engineering, aiming to capture the judgment involved in turning an engineering idea into a manufacturable product. Their current product is an autocomplete-style assistant for Autodesk Fusion, with plans for SolidWorks integration. The company aims to free engineers to focus on creative decisions by automating design tasks.

Varda Space Industries is a startup aiming to manufacture medicines in space, leveraging microgravity to create drugs with better bioavailability and stability than Earth-produced molecules. The company has raised $251 million in a Series D round led by Lux Capital and Natural Capital, valuing the company at $1.6 billion. This funding will support their mission to capitalize on falling space launch costs for pharmaceutical production.

XLerateHealth is a commercialization platform that helps universities, biotech hubs, health systems, and other organizations bring early-stage healthcare and life sciences discoveries to market. They plan to use the NIH grant to expand their software architecture, curriculum, AI tools, and expert marketplace. The platform is designed for institutional partners to manage commercialization programs or license their software.

GMI Cloud is an AI-native cloud provider offering high-performance GPU infrastructure and inference services. They aim to accelerate global AI infrastructure expansion, serving both U.S. AI companies and enterprises in the Asia-Pacific region. This funding will expand their GPU capacity across the U.S., Taiwan, and Southeast Asia.

World Labs, founded in early 2024, focuses on spatial intelligence and large world models. The company has developed two products: Marble, a 3D scene generation platform for developers, and Atlas, an underlying world model. Despite having no disclosed revenue or profit, AMD has agreed to acquire the startup for $8.2 billion, a deal that highlights the high valuations and strategic importance of AI companies in the current market.

Instinct is a personal AI assistant that understands user workflows and priorities, capable of interacting with phones and computers like a human. The startup has experienced rapid growth, reaching a $10 billion valuation in less than a year and approaching $1 billion in annual transaction volume, with travel being a significant component.

Volantis Inc. is developing photonic inference systems for AI accelerators, aiming to significantly increase memory bandwidth. Their technology uses an optical design with VCSELs to transmit data as light, offering over 30 times the memory bandwidth of current solutions. The company plans to ship its A-1 inference appliance next year, targeting real-time frontier inference applications.

PaleBlueDot AI operates a Super Intelligence Infrastructure Platform offering self-owned GPU clusters, a GPU marketplace, and serverless inference. The company aims to make intelligence universally accessible by providing customers with greater choice in compute locations and hardware. This Series C funding will expand their compute capacity to meet growing enterprise demand.

Halluminate, founded in 2024, has raised $30 million in Series A funding to provide AI training infrastructure for financial institutions. The company's technology aims to improve AI models' performance on complex tasks like private-equity due diligence, addressing a current ceiling of 51% accuracy. Their approach involves creating reinforcement-learning environments based on real-world financial transactions.

Quartermaster AI is a maritime logistics startup that has secured $140 million in funding. The company plans to use this capital to expand its operations by opening multiple regional offices. This funding round is expected to significantly enhance its capabilities in the maritime logistics sector.

The City of Santa Maria has secured $1.2 million in state funding to repair and reopen Simas Park's Barbettini Field, which has been closed for two years due to ADA accessibility violations. The funding will also support broader accessibility improvements in Santa Maria, including sidewalks, ADA ramps, streets, and bike lanes. This initiative aims to restore a vital community space for youth baseball and families.

Ascerta has raised an $18 million Series A to help enterprises measure the business value of their AI investments. The company, previously known as Pay-i, focuses on Enterprise AI Management, connecting AI costs to measurable ROI. This funding will support their expansion beyond AI cost management to demonstrating the actual business outcomes of AI initiatives.

Charter Space is an El Segundo, California-based startup that provides insurance for the space economy. They leverage technical, manufacturing, and test data from aerospace engineering to improve the underwriting process for space insurance. The company aims to make space safer and unlock new financing options by increasing insurance coverage for satellites and other space assets.

TXSE Group Inc. is the parent company of the Texas Stock Exchange, aiming to challenge the dominance of the New York Stock Exchange and Nasdaq for equities listings. This latest funding round brings their total funding to $430 million, signaling investor confidence in their ability to contest the established duopoly in US listings.

Restate provides durable workflow infrastructure designed to make multistep workflows resilient to crashes and network interruptions. The company's offering is particularly suited for managing AI agent processes, which require robust tracking and reproducibility. This $20 million Series A funding will help Restate compete with established players like Temporal and expand its go-to-market team and engineering resources.

Varda Space is a startup focused on producing drugs in space. Their technology utilizes the absence of gravity to create more precise and stable molecular crystals for pharmaceuticals, leading to improved bioavailability and storage stability. The company has raised $250 million in a Series D round, with a focus on serving government and commercial pharmaceutical clients.

Relay is a communications startup that has raised $36 million to fuel its growth. The company is based in Raleigh.