Hardware Startups
7,464 companies tagged Hardware, with their investors and founders.
Astranis manufactures small, high-powered geosynchronous satellites equipped with advanced digital processing technology for global telecommunications and connectivity services.
34 investors
Stoke Space develops fully reusable rockets for space transportation and mobility services. The company focuses on rapid iteration from prototype to launch, with a mission to enable seamless mobility to, through, and from space.
30 investors
Figure develops general-purpose humanoid robots designed for deployment in workforce and home environments. The company builds commercial-grade robotic systems with advancing dexterity and autonomy capabilities.
29 investors
Oura Ring is a wearable smart ring that collects and analyzes 50+ personal health metrics to provide insights on sleep, fitness, and wellness for individual users.
29 investors
Eight Sleep manufactures a smart bed system called the Pod that provides personalized temperature control, elevation adjustment, and integrated sound for sleep optimization. The product is designed for consumers seeking improved sleep quality and recovery.
28 investors
Apptronik builds humanoid robots designed to perform repetitive, physically taxing, and dangerous tasks in warehousing and manufacturing environments, aiming to free workers for higher-value activities.
26 investors
Aalo develops advanced nuclear reactor technology aimed at producing electricity at under 3 cents per kilowatt-hour. The company serves the global energy market and is focused on enabling virtually unlimited clean power generation.
25 investors
PsiQuantum builds fault-tolerant quantum computers using photonic qubits and semiconductor manufacturing processes. The company develops quantum chips, cryogenic systems, and modular quantum computing platforms for commercial deployment across industries.
24 investors
Boom Supersonic develops supersonic aircraft and engines, including the Overture commercial airliner and the Symphony turbofan engine, targeting commercial aviation and advanced infrastructure applications.
23 investors
Axiom Space develops commercial space stations and provides access to low-Earth orbit microgravity environments for research, manufacturing, and innovation by governments, researchers, and organizations.
22 investors
Base Power provides residential battery systems and retail electric provider services to customers in Texas. The company develops battery storage solutions certified under UL safety standards and offers electricity supply services through its licensed retail electric provider operations.
22 investors
Saronic builds autonomous surface vessels — including the 180-foot, long-range Marauder — along with Echelon, a command-and-control software layer for planning, simulating and operating single vessels or fleets. The company targets defense and commercial maritime customers and is developing Port Alpha, a shipyard for producing its vessels in the United States.
21 investors
Ayar Labs develops co-packaged optics (CPO) technology for AI infrastructure, enabling optical connectivity between thousands of GPUs across data center racks. The company manufactures optical engines (TeraPHY) and light sources (SuperNova) designed for hyperscale AI deployments requiring high bandwidth and low latency.
20 investors
Flock Safety provides a platform that connects neighborhoods, businesses, and law enforcement to share verified incident information and enable coordinated emergency response based on shared evidence.
19 investors
Radiant Nuclear develops Kaleidos, a portable nuclear microreactor designed to replace diesel generators for remote locations and provide resilient backup power to hospitals, datacenters, and military installations.
19 investors
Atom Computing develops large-scale quantum computers using optically-trapped neutral atoms for on-premises deployment. The systems are designed to serve companies and researchers working on computationally intensive applications.
18 investors
Loft Orbital operates space infrastructure, providing satellites equipped with sensing resources, onboard edge compute, and connectivity that let customers run missions without deploying their own hardware. It serves commercial and government customers, including national security stakeholders, through virtual missions on its satellite constellation.
18 investors
Skyryse is an aviation hardware and software company that builds SkyOS, a universal flight operating system, which powers its first aircraft, the Skyryse One, to simplify aircraft control during standard operations, bad weather, and emergencies. The company focuses on improving flight safety through automation for pilots.
18 investors
True Anomaly designs and builds hardware and software systems for space security and defense. The company serves military and government space forces with technologies for on-orbit operations and counterspace capabilities.
18 investors
Turion builds space infrastructure including vehicles, mission software, and payloads for tactical space operations, orbital logistics, and space domain awareness. The company operates satellites in orbit, offers mission planning software and constellation management, and is developing resource extraction technology for asteroid mining.
18 investors
Cerebras designs and manufactures wafer-scale AI processors and systems for data centers, enabling high-speed AI training and inference workloads. The company serves AI infrastructure providers, research institutions, and cloud platforms globally.
17 investors
Eclypsium provides hardware and firmware security solutions for enterprises to identify and address vulnerabilities in chips, low-level code, and digital supply chains. The company delivers actionable tools and research to help organizations build trust in critical infrastructure code and devices.
17 investors
REGENT designs and manufactures Seaglider wing-in-ground-effect aircraft for regional coastal transportation and defense logistics, offering high-speed zero-emission travel between coastal cities and military applications.
17 investors
Relativity Space develops Terran R, a reusable medium-to-heavy-lift rocket designed for efficiency and scalability, serving government entities, telecommunications companies, and commercial customers for space access missions. The company focuses on making space exploration more accessible, reliable, and sustainable.
17 investors