Hardware Startups

Spielplatz is a portable party drinking game: players place a glass on the device, start a countdown, and race to empty it as the device times and displays their best time. Created in Cologne, Germany, it is a reaction- and speed-based social game aimed at adults and gatherings.

1 investor

Spike Dynamics develops microrobotic actuator systems designed to operate in extreme environments such as radiation-heavy, vacuum, high-pressure, and temperature-extreme settings. Its ultra-compact, modular platform targets applications across medtech, aerospace, defense, and robotics.

1 investor

Spinball manufactures automated baseball pitching machines sold to Major League Baseball teams, colleges, high schools, and individual players for practice. The company designs and builds its machines in the United States.

1 investor

Spineart designs and manufactures spinal prosthetics and surgical instruments for orthopedic procedures, with a focus on cervical disc prostheses and fusion solutions for surgeons and hospitals. The company operates from Switzerland with an international presence.

1 investor

SpinetiX develops digital signage products, including networked hardware and software for content playback and management. The company applies its expertise in video streaming and networked infrastructure to the digital signage market.

1 investor

Spiral develops visual inspection technology using LiDAR and computer vision for quality control and maintenance in industrial sectors, including wind energy and aircraft repair.

1 investor

StoreYourBoard manufactures and sells storage racks and home organization products for equipment like kayaks, boards, bikes, and power tools. The company serves homeowners and outdoor enthusiasts looking to maximize storage space and organization.

1 investor

Spokesafe provides hardware, software, and consulting services to promote active mobility in urban areas. The company serves municipalities and urban planners seeking to increase active travel adoption in city centers and transportation hubs.

1 investor

Spornado develops air sampling and detection equipment for fungal pathogens, serving environmental and industrial clients concerned with contamination monitoring and remediation. The company addresses sustainability through improved detection and management of fungal contamination in indoor and outdoor environments.

1 investor

Sports Impact Technologies builds a head impact monitoring system centered on a small sensor worn behind the ear with a medical-grade adhesive, paired with a charging case, mobile app for sideline alerts, and a web dashboard for tracking. The sport-agnostic system measures linear and rotational acceleration to help teams, coaches, physios, and researchers detect and manage head impacts in contact sports.

1 investor

Spout builds a countertop machine that generates drinking water from air using electricity and filters, with no plumbing, bottles, or delivery. Marketed to home users for everyday hydration, and also positioned for bottle-free offices, emergency preparedness, and off-grid or RV use, with water tested non-detect for microplastics, PFAS, and lead.

1 investor

Spreadtrum Communications designs RF transceivers, computational algorithms, and computer vision solutions for mobile handset manufacturers, wireless communication systems, and IoT applications. The company specializes in integrated circuits for multi-mode wireless connectivity and serves the mobile communications and RFIC industries.

1 investor

Square Solar develops solar panels designed to be easier to install and more accessible for residential users. The company focuses on removing barriers to solar energy adoption through simplified technology.

1 investor

Squarehead Technology designs and manufactures electronically steerable microphone arrays that turn sound into actionable data for acoustic situational awareness. Its systems serve the industrial and security/defense sectors, with applications including passive sound-based drone detection and acoustic monitoring of machinery for early failure detection.

1 investor

Squegg makes a Bluetooth-connected digital dynamometer and companion app that objectively measures and tracks grip and pinch strength, with gamified exercises and AI-adjusted routines for hand rehabilitation. It is designed for occupational and hand therapists and their patients, and is also offered to U.S. veterans through a direct-to-veterans program.

1 investor

Srushty provides hardware product development and engineering services, including IoT software, contract manufacturing, and 3D modeling, taking products from concept to launch. It serves industries such as MedTech, semiconductor equipment, aerospace, energy, and consumer products.

1 investor

StabiAlert provides sensor-based real-time monitoring of the stability and safety of buildings, infrastructure such as bridges and viaducts, and industrial complexes, detecting cracks, tilt, subsidence and vibrations. The company offers hardware sensors and software dashboards for asset owners managing critical structures.

1 investor

STABL Energy builds stationary industrial battery storage systems that reuse second-life electric vehicle batteries, offered as 20 ft outdoor containers and battery-hotel installations. The systems serve industrial and commercial customers for uses such as self-consumption optimization, peak shaving, and electricity trading, with cloud-based monitoring and multi-year performance guarantees.

1 investor

Staca Truc provides forklift servicing, hire, sales, and training services to UK industrial businesses, with a network of certified engineers and local depots for maintenance and emergency support.

1 investor

Stack Equipment sells, services, repairs, refurbishes, and paints aerial lift equipment such as scissor lifts, serving businesses that rely on aerial machines. Operating from four locations across Wisconsin, Florida, Texas, and North Carolina, the company supports customers through sales, service, parts, and paint.

1 investor

Stairway Medical develops medical devices and technologies to make procedural sedation safer and simpler, with a focus on preventing airway complications and enabling reliable breathing monitoring. The company serves healthcare providers and patients undergoing procedural sedation.

1 investor

Standab builds physical infrastructure systems for shared micromobility fleets, combining parking, charging, and operational capabilities designed for long-term urban deployment. The company serves cities and shared mobility operators seeking to improve fleet organization and reduce operational friction.

1 investor

StandardX builds an isotope refinery platform for sovereign production of medical and industrial isotopes in the UK and Europe, replacing fragmented supply chains with a single compact system designed initially for cancer care applications.

1 investor

STANND designs and manufactures phone stands and accessories aimed at improving how people hold and interact with their phones. The products are designed and made in the USA by industrial design firm PUSH, with a focus on ergonomics and advanced materials.

1 investor