Founders Fund

Persona is a company that specializes in identity verification systems designed to enhance online security and trust. The platform provides businesses with a comprehensive suite of automated identity verification components that are configurable and customizable for various use cases, including age verification, fraud prevention, and account recovery. By facilitating the collection, verification, and management of sensitive personal information, Persona allows organizations to streamline customer identity verification processes, ensuring a secure online experience. This approach not only protects against identity theft and fraud but also helps businesses foster safer interactions with their customers.

Northwood Space is a hardware solution that dramatically increases the number of orbits and frequency bands available for satellite communications from the ground.

Amca acquires and develops critical aerospace and defense products and then scales them to deliver what the industry needs next. The company emphasizes rapid prototyping and delivery of new products, aiming to respond promptly to customer needs. Amca is committed to deploying top engineering and manufacturing talent to assist customers in building new products and solving complex problems.

Arena accelerates testing, debugging, and optimization for the world’s most advanced hardware. Atlas is an AI hardware engineer grounded in applied physics with an understanding of the real-world environment.

Cognition AI is an applied AI lab focused on building end-to-end software agents that act as collaborative AI teammates. Their aim is to support engineering teams in being more efficient and innovative in their projects.

Flock Safety specializes in security solutions centered around automated license plate recognition (ALPR) cameras, which are utilized by neighborhoods, law enforcement agencies, and businesses. Their primary product captures and analyzes vehicle license plates to aid in crime prevention and resolution. The system not only helps local law enforcement by providing critical data during investigations but also proactively alerts them when stolen vehicles enter monitored areas. This technology fosters community engagement, allowing residents to assist in maintaining safety by sharing relevant information with police. By integrating the efforts of communities, schools, and law enforcement, Flock Safety aims to create safer environments while prioritizing privacy and data protection.

Icon is a technology company specializing in artificial intelligence-driven advertising solutions. It offers a platform known as the AI Admaker, which leverages advanced algorithms to create and optimize advertisements for various brands. Additionally, Icon is involved in the development of smart hardware, particularly smart mirrors that integrate with Alexa Voice Service. As an Amazon-approved system integrator, Icon enables brands to incorporate voice capabilities into screen-based devices, including smart display speakers and smart home devices. The company prides itself on providing customized hardware and software solutions tailored to clients' needs, supported by a skilled technology development team. Icon's innovative designs have garnered industry recognition, including accolades at the CES Innovation Awards, highlighting its commitment to merging technology with user-friendly applications.

Ataraxis is an AI-based diagnostic platform that helps develop personalized treatment plans.

Prime Intellect democratizes AI development at scale. Our platform makes it easy to find global compute resources and train state-of-the-art models through distributed training across clusters. Collectively own the resulting open AI innovations, from language models to scientific breakthroughs.

Altius Labs is focused on developing a modular execution stack that works without depending on virtual machines (VMs).

India's first sustainable Device-as-a-Service Platform

Icon is a technology company specializing in artificial intelligence-driven advertising solutions. It offers a platform known as the AI Admaker, which leverages advanced algorithms to create and optimize advertisements for various brands. Additionally, Icon is involved in the development of smart hardware, particularly smart mirrors that integrate with Alexa Voice Service. As an Amazon-approved system integrator, Icon enables brands to incorporate voice capabilities into screen-based devices, including smart display speakers and smart home devices. The company prides itself on providing customized hardware and software solutions tailored to clients' needs, supported by a skilled technology development team. Icon's innovative designs have garnered industry recognition, including accolades at the CES Innovation Awards, highlighting its commitment to merging technology with user-friendly applications.

Nucleus provides genetic analysis of greater breadth, depth, and beauty. Users can upload their genetic information obtained through an established company. The proprietary algorithms will calculate polygenic risk scores and measure disease risk based on analysis of genetic variants and display them in a user-friendly platform.

SafelyYou is the artificial intelligence-enabled fall detection and prevention for dementia care.

Our purpose is to build friendships by creating legendary game experiences that bring players closer together, united in a sense of adventure, exploration and fellowship. At Bonfire being the best means being driven to excel, not as individuals but as a team. We believe that skill and experience are only part of the puzzle – an adventurous spirit, a commitment to excellence and a passion for iteration are essential.

Biosphere engages in manufacturing commercial-scale fermentation products and robotic greenhouses.

Radiant is a clean energy startup based in Los Angeles, California, that specializes in the development of portable nuclear microreactors. Founded in 2019, the company aims to provide an alternative to fossil fuels through its innovative microreactor technology. Designed to fit within a shipping container, these reactors can be easily transported by air, ship, or road, making them suitable for both military and commercial applications. The Kaleidos microreactor, in particular, is notable for offering a zero-emissions power source, ideal for remote locations and critical power needs.

Even is a health tech company and healthcare provider that partners directly with the top hospitals in the country to offer you unlimited diagnostics, consultations, and 50 lakh worth of hospitalisations all with one monthly subscription cost.

Companies rely on Numeric to ensure their financial data is accurate, automate the month-end close, and generate real-time insights. Rated 4.9 / 5 on G2

Helius is a developer of a blockchain-based application-building platform aimed at simplifying the development process for developers. The company provides an API platform that facilitates understanding on-chain data and querying transactions. Its offerings include webhooks for automation and bots, as well as RPC nodes that enable applications to interact with the blockchain. This infrastructure allows developers to efficiently create crypto applications and parse closed-source smart contracts, promoting the adoption of crypto-powered software.

Hgen specializes in producing affordable green hydrogen, targeting significant reductions in carbon emissions across various industries. The company develops modular electrolyzers that facilitate the generation of green hydrogen from renewable energy sources. This technology is particularly aimed at decarbonizing challenging sectors, such as steel and ammonia production, which are traditionally difficult to address in terms of emissions. By providing accessible green hydrogen solutions, Hgen supports industries in their efforts toward deep decarbonization, contributing to a more sustainable future.

Turntable Labs: Hang out online with music

Anduril Industries is a defense technology company that designs, manufactures, and deploys advanced hardware and software products to address complex national security challenges for the United States and its allies. Founded in 2017 and headquartered in Irvine, California, the company specializes in developing cutting-edge solutions, including the Lattice Platform—an artificial intelligence system that integrates real-time data into a cohesive operational picture—and the Sentry Tower, which consolidates data from various electromagnetic sources. Additionally, Anduril produces the Ghost sUAS, a man-portable unmanned aerial system capable of executing numerous missions autonomously, and the Anvil sUAS, designed for precision interception of drone threats with human operator verification. Through its innovative technologies, Anduril aims to enhance military capabilities and border surveillance, ensuring the safety and effectiveness of those serving in defense of national interests.

Swarm Aero is a manufacturer of unmanned aerial vehicles (UAVs) designed to enhance national defense capabilities. The company focuses on enabling small teams to operate thousands of uncrewed vehicles, particularly in communications-limited and contested environments. By leveraging advanced technology, Swarm Aero aims to provide innovative solutions that improve operational efficiency and effectiveness in complex scenarios.

Caldera offers a no-code Web3 infrastructure platform to help developers spin up layer-2 blockchains. It allows users to create, launch, and manage customizable blockchain rollups. It also provides customizable fee structures, or the removal of transaction fees entirely, generating project revenue via transaction, bridge fees, or MEV, and adding support for other programming languages.

Q Bio, founded in 2015 by Jeffrey Kaditz, Dr. Michael Snyder, and Dr. Garry Choy, operates a clinical digital twin platform aimed at assessing patients' medical histories to identify immediate and future health risks. Based in San Carlos, California, the company utilizes whole-body scans to create a digital twin of each patient's physical body, quantifying and digitizing health data. By leveraging simulated human physiology and machine learning, Q Bio's platform can predict potential health risks, enabling healthcare professionals to provide proactive treatment. The interdisciplinary team at Q Bio comprises experts in applied mathematics, computational physics, electrical engineering, genetics, and radiology, supported by prominent venture capital firms.

Hextronics is an engineering company founded in 2020 by Curt Lary and based in Miami, Florida. The company specializes in developing battery-swapping drones tailored for the agriculture, government, and construction sectors, enabling enhanced aerial autonomy and continuous operations. Hextronics offers a diverse range of drones equipped with various features, along with drone accessories and computer vision algorithms, to support clients in automating their drone operations effectively. Through its innovative Drone-in-a-Box solution with Rapid Battery Exchange, Hextronics aims to streamline and improve the efficiency of drone applications across multiple industries.

Found provides business banking services for self-employed people that makes self-employed taxes easy. With built-in expense tracking and a tax savings account, we’re on a mission to help millions of self-employed people make their business dreams a reality.

Inspeq AI is a comprehensive platform that assists organizations in identifying and resolving issues throughout the lifecycle of large language models (LLMs) to ensure AI reliability and trustworthiness. It offers a low-code solution that enables teams to accelerate the deployment of reliable LLM applications into production. The platform facilitates the monitoring and evaluation of applications, allowing businesses to assess outputs effectively and optimize performance while significantly reducing testing time. By providing these capabilities, Inspeq AI aims to enhance the overall effectiveness and dependability of AI systems in various organizational contexts.

Literati, Inc. is a book subscription service based in Del Valle, Texas, that caters to children ages 0-9 in the United States. Founded in 2016, the company offers various children's book clubs, including Club Neo, Club Sprout, Club Nova, and Club Sage, each designed to align with developmental milestones. In addition to delivering curated book selections, Literati provides personalized bookplates and features artwork by renowned illustrators. The service also includes a gifting option for books and a platform that allows readers to engage in discussions about books and authors. Through this platform, parents can receive customized book packages, while users gain access to exclusive content, author interviews, and celebrity conversations, fostering a vibrant reading community.

Polymarket is a prediction market platform that allows users to bet on the outcomes of various global events using cryptocurrency. Polymarket operates on the Ethereum blockchain, utilizing the Polygon network to enhance scalability and reduce transaction costs. Users connect to the platform through an Ethereum-compatible wallet and use the USDC stablecoin to place bets on events, ranging from political outcomes to entertainment predictions​.

Layup manufactures composite parts and the tooling required to make those parts, as well as developing technologies that will allow us to get parts to our clients faster than ever before. Layup ship parts far faster than our competitors can provide a quote.

Roam is the platform for affordable home ownership. Roam helps homebuyers purchase their next home with a low-interest rate mortgage included.

Lagrange is a cryptography-focused company that enhances security and functionality in blockchain interactions. It specializes in developing a novel proving system that enables secure, efficient processing of contract states. By facilitating the concurrent proof of large-scale data storage and distributed computation, Lagrange supports clients in utilizing advanced cryptographic techniques to bolster cross-chain protocols. The company's approach eliminates the need for opaque intermediaries, allowing for seamless interactions between different blockchain networks while ensuring a high level of security.

Companies rely on Numeric to ensure their financial data is accurate, automate the month-end close, and generate real-time insights. Rated 4.9 / 5 on G2

Cognition AI is an applied AI lab focused on building end-to-end software agents that act as collaborative AI teammates. Their aim is to support engineering teams in being more efficient and innovative in their projects.

Rippling is a workforce management platform that simplifies the administrative tasks associated with running a business. It offers an all-in-one solution for managing employee data and operations, including onboarding, offboarding, payroll, tax forms, and IT management. The platform automates various HR processes, ensuring compliance and streamlining approvals, while also providing tools for device management and software access. By integrating these functions into a single dashboard, Rippling allows businesses to enhance efficiency, reduce costs, and save time, enabling them to focus on growth. Its capabilities support the entire employee lifecycle and facilitate seamless onboarding for new hires.

Nominal offers an engineering data infrastructure platform tailored for hardware teams, focusing on the validation of mission-critical systems. The platform integrates various data sources to analyze and visualize critical hardware information, facilitating effective communication between machines and human engineers. By streamlining workflows, Nominal enables engineers to gain essential insights, supporting timely and reliable decision-making in industrial settings.

Nominal offers an engineering data infrastructure platform tailored for hardware teams, focusing on the validation of mission-critical systems. The platform integrates various data sources to analyze and visualize critical hardware information, facilitating effective communication between machines and human engineers. By streamlining workflows, Nominal enables engineers to gain essential insights, supporting timely and reliable decision-making in industrial settings.

Ramp is a company that specializes in providing modern solutions for financial operations and enterprise content delivery. Its financial platform includes tools for corporate card management, expense tracking, bill payments, and seamless accounting integrations, aimed at helping organizations optimize their financial tasks and reduce costs. Additionally, Ramp offers advanced video management and delivery software, enabling companies to enhance video content discovery, user engagement, and secure delivery. Its products, such as VideoVerge and AltitudeCDN, leverage innovative technologies like speech-to-text and natural language processing to create rich metadata for video assets, allowing them to be effectively integrated into popular content management systems. Ramp serves a diverse clientele, including prominent media companies and organizations across various industries such as healthcare, finance, and technology. Founded in 1948 and based in Boston, Massachusetts, Ramp operates as a subsidiary of Raytheon BBN Technologies Corporation.

Varda Space Industries, Inc. is a space manufacturing startup based in San Francisco, California, founded in 2020 by Delian Asparouhov and Trae Stephens. The company specializes in creating products in space that are intended for terrestrial applications, leveraging the unique advantages of low gravity. Varda aims to establish an infrastructure for harvesting materials from asteroids, enabling the production of new products in space. This approach not only facilitates the manufacturing of innovative goods but also promotes sustainability by reducing reliance on the destructive extraction of Earth's resources.

Cognition AI is an applied AI lab focused on building end-to-end software agents that act as collaborative AI teammates. Their aim is to support engineering teams in being more efficient and innovative in their projects.

Avail is a team of innovators dedicated to transforming the blockchain world.

Hadrian is a startup focused on manufacturing precision components for the aerospace and defense industries. It specializes in creating autonomous, software-defined factories that produce critical parts for technology companies involved in building rockets, satellites, jets, and electric vertical takeoff and landing (eVTOL) aircraft. By streamlining the production process and reducing costs, Hadrian enables frontier technology enterprises to efficiently manufacture advanced aerospace systems.

Northwood Space is a hardware solution that dramatically increases the number of orbits and frequency bands available for satellite communications from the ground.

9amHealth is a healthcare service provider that aims to deliver comprehensive medical support for chronic conditions such as diabetes, hypertension, and hyperlipidemia. The company offers personalized care plans, prescription medication, at-home lab tests, and unlimited virtual visits, ensuring that patients have direct access to affordable and compassionate care. By redesigning all care elements into a single digital service, 9amHealth caters to the modern realities of patients' lives, making healthcare always available and convenient, even for those without insurance. Its focus on chronic conditions highlights its commitment to improving the health and well-being of customers in the United States.

Biofire is focused on advancing firearm safety through innovative smart gun technology. The company's flagship product, the Biofire Smart Gun, utilizes advanced biometric systems to ensure that the weapon is accessible only to authorized users while remaining securely locked for others. This intelligent locking mechanism enhances gun safety and allows for quick access in critical situations. Biofire aims to transform the firearm industry by integrating these advanced safety features without compromising privacy and civil liberties, presenting a comprehensive reimagining of how firearms can be secured and used responsibly.

Cyabra is a developer of a social threat intelligence platform that addresses the growing challenge of disinformation in the digital landscape. By utilizing advanced artificial intelligence, Cyabra helps companies and governments identify and mitigate threats posed by fake profiles, harmful narratives, and generative AI content. The platform provides valuable insights into social media attacks, allowing clients to uncover malicious actors and bot networks while offering proactive alerts to safeguard brand reputation and public identity. Through its solutions, Cyabra enables organizations to comprehend evolving narratives, detect disinformation campaigns, and maintain trust in the online environment.

Robots which do your laundry

Dynamic Labs is a developer of a wallet-based authentication and authorization platform that facilitates the adoption of non-fungible token wallets. The platform enables developers to implement wallet-based login, onboarding, and authentication processes, while also allowing for the addition and removal of blockchain networks. It provides tools for information collection and the structuring of access lists and gates, empowering developers to create customized authentication and user management solutions for their clients. By focusing on multi-chain capabilities, Dynamic Labs aims to streamline and enhance the user experience in digital identity management.

Armada is a developer of an edge computing platform that aims to enhance connectivity and facilitate real-time data processing for individuals and businesses. The company focuses on closing the digital gap by providing a resilient, secure, and scalable infrastructure, complemented by compatible software components. This integrated approach enables users to efficiently manage and optimize their data through a single control plane, ultimately supporting improved decision-making and the effective use of artificial intelligence tools.

Gecko Robotics, Inc. specializes in industrial inspection services, focusing on the maintenance and protection of critical infrastructure through advanced robotic technologies. Founded in 2013 and headquartered in Pittsburgh, Pennsylvania, the company operates additional locations in Austin and Houston, Texas, as well as internationally in Seville, Spain, and Santiago, Chile. Gecko Robotics employs wall-climbing robots equipped with ultrasound transducers and high-definition cameras to conduct non-destructive testing in various industries, including power, oil and gas, and pulp and paper. By integrating these robotic solutions with an AI-driven data platform, Gecko provides clients with real-time insights into the health of their assets, enabling better decision-making and enhancing operational safety and efficiency.

Forward is a startup redesigning the way healthcare is delivered using all the technologies healthcare has neglected such as sensors, mobile, and AI. Forward was founded in January 2016 by former executives and engineering leaders from Google and Uber and led by serial entrepreneur Adrian Aoun. Forward is funded by investors and entrepreneurs including First Round Capital, Eric Schmidt (Google/Alphabet chairman), Marc Benioff (Salesforce founder), Joe Lonsdale (Palantir founder), Joshua Kushner (Oscar co-founder), and Garrett Camp (Uber co-founder).

A Cambrian Explosion of AI-generated cyber weapons is coming. Wraithwatch is building the defense. Well before cyber threat actors land inside critical institutions, Wraithwatch's autonomous agents powered by generative AI will have proactively explored novel vulnerabilities and attack strategies, simulated their various permutations and autonomously developed and executed defensive strategies across disparate security tools in minutes and seconds as opposed to hours, days, or weeks.

Making it better at capturing incredible low-light video. Even in dimly lit room, you’ll get a level of detail and color that wasn’t possible before. The Opal C1 comes with MicMesh™, an array of beamforming microphones that find and focus on the sound of your voice. And with intelligent noise cancellation, every ding, drop and dog bark is filtered out to get an audio experience that clearly speaks for itself.

Regent is a maritime mobility company focused on developing electric flying machines for coastal transportation. The company specializes in designing and manufacturing seagliders, which are wing-in-ground-effect crafts that operate a few meters above the water's surface. These innovative vehicles combine the high speed of an airplane with the low operating costs of a boat, enabling them to travel at speeds of up to 180 mph (290 km/h) over suitable ranges for regional trips. Regent's seagliders aim to replace traditional ferries and short-haul aircraft on coastal routes, providing fast, safe, and cost-effective transportation solutions that connect coastal cities and islands. By revolutionizing regional transportation, Regent seeks to enhance connectivity among coastal communities while promoting sustainable travel options.

Avantis Labs promises to offer institutional and private investors the opportunity to trade cryptocurrencies and RWAs with up to 100x leverage on their decentralized exchange. Better market-making and trading infrastructure for DeFi derivatives is also intended to be provided, as well as "scalable, capital-efficient composability,

Layer N develops a hyper-performant rollup network designed to scale financial applications on Ethereum. It is composed of hyper-performant and customized modular rollups, with scalability, shared communication layers for unified liquidity, and supercharged APIs.

Roam is the platform for affordable home ownership. Roam helps homebuyers purchase their next home with a low-interest rate mortgage included.

Delphi is a digital cloning platform designed to capture and replicate individual thoughts, insights, and experiences. This innovative platform allows users to access personalized knowledge and advice tailored to their unique perspectives. By harnessing the information and opinions of various individuals, Delphi facilitates personalized learning and development, enabling users to benefit from the expertise available across the internet. The platform aims to make valuable insights readily available to others, enhancing their decision-making and personal growth.

Cerby, Inc., founded in 2020 and based in Alameda, California, specializes in cybersecurity tools that address the challenges of managing disconnected applications. The company offers a comprehensive access management platform that automates security tasks by leveraging identity providers, thereby eliminating the need for manual tools and compensating controls like enterprise password managers. Cerby's patent-pending access orchestration engine facilitates passwordless authentication for applications that do not support standard protocols such as SSO, SAML, or SCIM. By automating processes such as offboarding and two-factor authentication enrollment, Cerby enhances visibility and control for identity and access management professionals, ultimately reducing risks and costs while increasing organizational productivity.

Mendaera is a medtech startup that specializes in developing advanced healthcare technologies, with a focus on robotics and diagnostic tools. The company aims to enhance clinical judgment and technical expertise to make high-quality care accessible to all patients across various care facilities. Mendaera's innovative platform, currently in development, combines real-time imaging, robotics, and artificial intelligence to assist physicians in both image acquisition and interpretation. This integration facilitates precise and consistent point-of-care interventions, streamlining the patient journey, accelerating recovery, and reducing overall care costs. By empowering healthcare professionals with these advanced technologies, Mendaera seeks to improve the efficacy and accessibility of medical procedures.

Grit's fully automated migrations and AI-assisted refactoring put software maintenance on autopilot. It automatically generates pull requests for eradicating technical debt using machine learning and static analysis.

Neuralink is focused on developing implantable brain-machine interfaces aimed at assisting individuals with paralysis and addressing neurological conditions. The company is dedicated to creating high-bandwidth devices that not only facilitate treatment and diagnosis but also have the potential to enhance cognitive abilities. By innovating in this field, Neuralink seeks to enable medical professionals to effectively manage serious brain diseases while expanding the capabilities of individuals within the community.

GAIL is a generative AI solution for insurance agencies. It provides a multilingual AI capable of communicating via speech, SMS, email, and WhatsApp. It also provides recordings, transcripts, analytics, and follows up with callers with any necessary deliverables.

Neon is a cloud-native, fully managed Postgres as a service. By separating storage from computing, Neon offers autoscaling, branching, and bottomless storage to give developers a simple, reliable, and powerful experience. Neon aims to provide a highly performant and cost-effective database infrastructure by leveraging cloud-native technologies and innovative architectural features.

The Animal Age is a metaverse pet cultivation service provider. It is committed to creating a new pet cultivation experience by integrating blockchain technology, games, NFT, and metaverse scene.

Earable Neuroscience is a deep tech company focusing on building consumer wearables and solutions that unlock human potential through improved sleep and cognitive function. Earable was early-invested in by FoundersFund and Samsung Ventures. After 9 years of R&D at the University of Colorado and the University of Oxford, Earable invented FRENZ Brainband - a pioneering AI-powered sleep-aid wearable designed to track and stimulate brain activity in real time using science-backed personalized audio delivered via bone-conduction speakers.

Maverick Protocol is a developer of a decentralized crypto derivatives platform that aims to create open, transparent, and efficient markets accessible to all users. The protocol is built on a decentralized finance (DeFi) infrastructure designed to facilitate highly liquid markets through its innovative automated market maker (AMM) system. Maverick Protocol offers users the ability to trade and stake any asset pair with low fees, fast execution, and enhanced capital efficiency. The platform prioritizes safety and security, allowing for permissionless trading of perpetual contracts backed by mid-cap tokens. Ultimately, Maverick Protocol seeks to provide a seamless ecosystem for traders while promoting financial inclusivity within the decentralized finance landscape.

Mosaic.tech is a strategic finance platform that leverages big data and machine learning to offer predictive reporting capabilities. Founded in 2019 and headquartered in San Diego, California, the company provides startups with tools and insights typically available to large enterprises. Its software platform features one-click integrations, real-time analytics, dashboards, and data visualization tools that enable users to connect with data swiftly, automate financial forecasts, and report seamlessly. By delivering clear insights and straightforward recommendations, Mosaic enhances visibility into critical business dynamics, empowering clients to make informed decisions and effectively execute their plans.

Siren Biotechnology is a biotech company focused on innovating cancer treatment through a unique gene therapy platform. By integrating adeno-associated virus (AAV) gene therapy with cytokine immunotherapy, Siren Biotechnology has developed a novel therapeutic approach. This combination aims to address significant challenges in cancer treatment, including delivery methods, efficacy, and toxicity, ultimately enhancing the elimination of tumor cells and stimulating anti-tumor immunity. Through this redesigned modality, the company seeks to transform the landscape of cancer therapies, offering new hope for patients facing this disease.

Campus is an accredited online community college that focuses on providing accessible educational opportunities to students across the country. It offers a range of live online and in-person associate degrees and certificate programs, emphasizing student success and support. By leveraging an online educational platform, Campus aims to facilitate a flexible learning environment that meets the diverse needs of its student population.

OpenAI is an artificial intelligence research and deployment company focused on developing machine learning technologies that aim to create safe artificial general intelligence for the benefit of all users. The company engages in projects related to autonomous learning and task performance across various industries, including technology, healthcare, and education. OpenAI's platform directs artificial intelligence applications and is involved in policy work, education, and outreach, enabling clients to enhance their skills and knowledge while leveraging autonomous systems that can surpass human performance in economically valuable tasks.

Avalanche Energy is a fusion energy startup that develops micro-fusion reactors for distributed energy and mobility. The company's modular reactor architecture can be stacked for limitless power applications and energy density, allowing it to offer clean energy while also decarbonizing the planet. It provides quick iterations of design, build, test, and fix cycles, allowing for speedier development and the rapid scaling required by the world.

Radiant is a clean energy startup based in Los Angeles, California, that specializes in the development of portable nuclear microreactors. Founded in 2019, the company aims to provide an alternative to fossil fuels through its innovative microreactor technology. Designed to fit within a shipping container, these reactors can be easily transported by air, ship, or road, making them suitable for both military and commercial applications. The Kaleidos microreactor, in particular, is notable for offering a zero-emissions power source, ideal for remote locations and critical power needs.

Turntable.fm is a project of [Seth Goldstein](http://www.crunchbase.com/person/seth-goldstein) and [Billy Chasen](http://www.crunchbase.com/person/billy-chasen), the two guys who brought us [Stickybits](http://www.crunchbase.com/organization/stickybits). Users in each dance room has an avatar and can chat with each other. Users can create their own playlist and get up in the DJ booth to battle it out. Turntable.fm a social music platform that encourages hanging out with people and discovering music. If a DJ is playing a song you like, you can add it to your playlist, buy it on iTunes, find it on Last.fm, or launch Spotify. In November 2013, Turntable announced they would be shutting down turntable.fm to focus on their live events platform.

Hathora is a developer of a multiplayer gaming development framework that aims to simplify the process of building and launching online games. The company provides a cloud platform that supports the deployment and scaling of game servers globally. Its offerings include features such as autoscaling, multi-region deployments, monitoring analytics, and migration management. This allows developers to concentrate on the specific functionalities of their games while the Hathora framework handles the underlying infrastructure and necessary abstractions for prototyping and scaling. By streamlining these processes, Hathora enhances the efficiency and effectiveness of game development.

Stripe, Inc. is a technology company that develops application programming interfaces (APIs) and tools to facilitate online payment processing for businesses. Its offerings include a range of services such as a developer toolkit for payments, subscription management, and a routing engine for handling third-party payouts. Additionally, Stripe provides analytics tools for business insights, fraud detection, customizable payment forms, and an embeddable checkout solution that works across various devices. The company supports a wide array of payment methods, including major credit and debit cards, and caters to diverse sectors such as e-commerce, B2B platforms, and non-profits. Established in 2009 and headquartered in San Francisco, California, Stripe operates in multiple international markets including Canada, the UK, Australia, and several European countries. The company also offers Stripe Capital, which provides businesses with flexible financing options based on their payment history, helping them manage cash flow and invest in growth.

Pietra operates an online platform that connects jewelry designers with customers, allowing for the custom design of various jewelry items, including earrings, rings, bracelets, and necklaces. Based in New York, the company provides tools for entrepreneurs to start and grow their own brands, offering a comprehensive solution that includes supplier management, product sourcing, and fulfillment services. By streamlining the process of launching an e-commerce business, Pietra enables individuals to turn their creative passions into viable business ventures while leveraging a global fulfillment network.

Zellerfeld Shoe Company Inc., founded in 2020 and headquartered in Brooklyn, New York, specializes in the design and manufacturing of shoes through innovative 3D printing technology. The company aims to revolutionize the footwear industry by democratizing shoe production, allowing for the creation of a complete shoe at the push of a button. Zellerfeld develops its printing technology in-house, striving to challenge existing norms in the footwear business and address issues of fairness and ethics in manufacturing practices.

Freeform is a 3D printing company that specializes in metal 3D printing solutions for manufacturing industries. The company focuses on deploying software-defined, self-sufficient metal 3D printing factories globally, effectively merging software scalability with physical production capabilities. Freeform's proprietary technology utilizes advanced sensing, real-time controls, and data-driven learning, enabling the production of digitally verified and flawless parts at unprecedented speeds and costs. This innovative approach allows manufacturers across various sectors to transition swiftly from concept to volume production, making the advantages of 3D printing accessible to a broader range of industries.