Top San Diego, CA Hardware Startups (1,159)

We bridge deep tech into farming. Halter enables farmers to remotely shift, virtually fence and proactively monitor their cows’ health and behaviour. Can you imagine watching 500 cows or cattle walk calmly towards the milking shed or their next break? No quad bikes, no dogs, no fences. Just a mob of cows walking at their own pace. People say it...

Apptronik is building robots for the real world to improve human quality of life and to help solve the ever-increasing labor shortage problem. Our team has been building some of the most advanced robots on the planet for years, dating back to the DARPA Robotics Challenge. We apply our expertise across the full robotics stack to some of the most...

The peaceful use of space is essential for continued prosperity on Earth—from communications and finance to navigation and logistics. True Anomaly builds innovative technology at the intersection of spacecraft, software, and AI to enhance the capabilities of the U.S., its allies, and commercial partners. We safeguard global security by ensuring space access and sustainability for all.

Turion Space is building the infrastructure to secure and sustain the future of space. Founded to address the growing need for space domain awareness, in-space servicing, and debris mitigation, Turion designs, builds, and operates spacecraft with real-world operational capability. Our vehicles are built for national security and commercial missions that require speed, autonomy, and resilience. We believe the next chapter of...

Doodle Labs designs and produces industrial-grade wireless networking solutions. The company focuses on mesh networking for robotic systems, providing high throughput, long-range Mesh Rider solutions for UAVs, UGVs, AMRs and other robotic applications. The company’s Helix Mesh Rider Radio was developed with sponsorship from DIU and is the Blue UAS program’s datalink of choice. Doodle Labs was named one Fast Company's "World's...

Caliola Engineering, LLC’s staff of systems, security, and software engineers team with PhD researchers to identify and solve mission-critical problems for customers across the US Government. We have subject matter expertise in wireless communications, cryptography, protected MILSATCOM, software defined radio, and unmanned airborne systems. Our team has experience developing and transitioning innovative technologies to Programs of Record. We are a 100%...

The market for cutting-edge ML compute is broken. Startups, researchers and even big AI labs are scrambling to buy or rent access to the latest chips for ML training. But demand far outstrips supply, and what’s available is only accessible to the well-resourced, placing an artificial damper on innovation. To solve this challenge, we've launched Voltage Park, and we’re on a...

Boston-based company Piaggio Fast Forward Inc. (PFF) was founded in 2015 by the Piaggio Group (the Italian manufacturer that created the iconic Vespa scooter). In order to bring products to market today, PFF is solving the problem of robotic interaction with people in dynamically changing environments. We’re innovators, neighbors and creators with a passion for local living and pushing the...

Grocery TV is the leading in-store retail media platform. Over 120 retailers partner with Grocery TV to modernize their stores and drive incremental revenue, while upholding a high-quality shopper experience. Grocery TV handles the complexities of operating an in-store media network so retailers can focus on what they do best—serving their customers. Reaching 1 in 4 Americans across nearly 6,000...

This unlocks rapid iteration improving design lifecycle and enabling a higher rate of innovation. Machina Labs’ manufacturing platform combines the latest advances in robotics and AI so great ideas can quickly and affordably turn to reality.

Biofire Technologies is on a mission to give gun owners better tools for reducing preventable gun injuries and deaths, especially among children and teens. Our mission-driven approach has earned support from the firearm community, the tech world, and the media.

Headquartered in sunny Los Angeles, GrayMatter Robotics is an AI robotics company that builds the factories of the future today, empowering people, creating safer workplaces, and shaping a more prosperous society. We build next-generation factories that transcend human constraints, driving exponential productivity and sustainable economic growth. Our technology brings together robotics, Physical AI, and human ingenuity to create intelligent systems...

Sage is an innovative, one-of-a-kind operations management system that transforms how senior living communities deliver care. Unlike traditional nurse call systems, Sage offers a comprehensive platform that provides real-time insights into care delivery and operational efficiency. Our technology empowers caregivers with the tools and data they need to provide personalized care while boosting productivity. By leveraging real-time staffing data and...

Blissway is a transportation tech startup founded by Stanford grads that uses machine learning and IoT to simplify the collection of tolls and improve road safety. Backed by Y Combinator –the famed startup accelerator– and some of the best investors in Silicon Valley, we have been developing and testing our technology with the Colorado Department of Transportation and transportation agencies...

Red 6 is an innovative Augmented Reality (AR) technology startup leading the way in synthetic air combat training. Our primary technology, supporting our ATARS product, enables pilots to simulate the cognitive challenges of flying while accessing realistic, scalable training in dynamic outdoor environments

Born out of necessity, RapidX is a lifestyle-forward brand that creates practical, stylish, and dynamic products you enjoy that enhance your life On the Go, at Home, or in the Office. Our philosophy is to design products based on customer input from the bottom up, creating a consumer-centric portfolio melded with innovation and technology efficiency. RapidX products are functionally unique,...

Memfault is the first IoT reliability platform that empowers teams to build more robust devices with software at scale. We believe that device reliability engineering will transform how developers build and operate IoT and edge devices with more productivity and more collaboration. As IoT applications continue to grow in complexity, it is more important than ever for developers to have...

Medical Guardian is a leader in connected care, revolutionizing how older adults age in place through innovative medical alert systems. Our mission is to empower our customers to live a Life Without Limits. Whether they’re looking for an in-home system, mobile device or wearable medical alert smartwatch, Medical Guardian has the product that will fit their lifestyle and needs. Founded...

Shift5 is the observability platform for onboard operational technology (OT), enabling smarter, faster decisions through real-time data access, contextual insights, and actionable analytics at the edge for aerospace, rail, and defense. Shift5 unlocks the complete ecosystem of onboard data for operations, maintenance, and cybersecurity teams for the first time, enabling real-time decision intelligence through complete onboard data access and observability...

Toradex specializes in embedded computing technology, offering Arm®-based System on Modules (SoMs) and Customized SBCs. Complemented with direct online sales and long-term product availability, Toradex offers direct premium support and ex-stock availability with local warehouses. Founded in 2003 and headquartered in Horw, Switzerland, the company’s network stretches across the globe with additional offices in the USA, Vietnam, China, India, Japan,...