Hardware Startups

SMG develops high-precision resonant MEMS inertial and gravity sensors, including accelerometers, gyroscopes, and the GAIA gravity system, spun out from Cambridge University research. Its sensors serve autonomous navigation, aerospace, defence, robotics, and geophysics/subsurface exploration applications.

3 investors

SimYog provides EMC (electromagnetic compatibility) simulation software for hardware design teams to identify and resolve EMI/EMC issues during the design phase before physical lab testing. The platform helps electronics manufacturers reduce development costs, accelerate time-to-market, and avoid expensive compliance failures.

3 investors

SIQ (now Spalding TF DNA) develops smart basketballs equipped with sensor technology that track performance metrics. The product is designed for basketball players and coaches.

3 investors

SiriusXT develops the SXT-100 soft X-ray microscope, a laboratory-based imaging system that produces nanometer-resolution 3D images of fully hydrated intact cells. The instrument serves research institutions and biotech companies studying subcellular structures and cellular biology.

3 investors

SiTime develops silicon-based (MEMS) precision timing solutions as an alternative to traditional quartz timing components, with devices used across more than 400 applications. It operates in the semiconductor and timing hardware industry.

3 investors

Skeleton Technologies manufactures ultracapacitors for mission-critical power applications and energy storage solutions. The company targets commercial and industrial customers requiring reliable backup power and grid stabilization, using proprietary curved graphene technology.

3 investors

Skip is a cloud-POS provider offering frictionless checkout apps that let shoppers scan items, pay, and bypass checkout lines at participating retailers. It also builds digital retail products for remote ordering with delivery or pickup and a network connecting tailored promotions to shoppers, serving both consumers and retailers.

3 investors

Skorpios Technologies manufactures photonic integrated circuits and provides foundry services for silicon photonics. The company serves telecommunications, data center, and high-speed optical communication markets.

3 investors

Kyocera-SLD Laser develops laser-based technologies for applications including high-speed communications, sensing, and AR/VR.

3 investors

Smart Radar System develops 4D imaging radar technology that detects objects not visible to conventional sensors. The company serves autonomous vehicle and safety applications.

3 investors

SmartSkin makes sensor-based "container twins" that travel through manufacturing lines to measure pressure, impact, vibration, and tilt, paired with software that turns the readings into actionable data. It serves manufacturers running conveying, filling, and packaging lines, helping them locate and reduce container damage and improve line performance.

3 investors

Smoodi makes an autonomous self-serve, self-cleaning smoothie machine that blends whole frozen fruit into fresh smoothies without syrups or concentrates. It sells to commercial operators across multiple market verticals in the US, offering a zero-capex model with frozen supply chain products distributed through Dot Foods and other partners.</parameter> <parameter name="hq_country">US

3 investors

Socrates Health Solutions is developing Companion, a non-invasive blood glucose monitor for people managing diabetes that avoids needles and finger pricks and provides real-time glucose readings, alerts, and historical tracking via mobile devices. The products are not yet available on the market.

3 investors

Solinide develops silicon nitride photonics technology for optical interconnect infrastructure with 60%+ efficiency, serving hyperscale datacenters, AI systems, telecommunications networks, quantum computing, and edge computing applications.

3 investors

Solta Medical develops and sells a portfolio of aesthetic skin treatment devices, including the Thermage line, used by medical and cosmetic practices to address common skin concerns such as skin tightening and contouring. It serves aesthetic practice providers who treat patients across a range of ages and skin types.

3 investors

ADAR One is an ultrasonic 3D sensing system for industrial automation and robotic safety that detects people and objects in complete 180×180° sensing volumes at distances up to 4 metres, operating reliably in conditions where cameras and LiDAR struggle. Designed for autonomous robots in warehouses, factories, logistics, and manufacturing environments, it provides certified safety perception (SIL2/PLd) for human-robot collaboration and machinery hazard detection.

3 investors

Sonogen Medical develops a portable, connected home device for bone growth stimulation to help treat bone fractures, offering shorter daily usage sessions and healing feedback. It targets patients recovering from fractures, positioning its product as an alternative to older bone growth stimulation technology.

3 investors

Sorex Sensors develops film bulk acoustic resonator (FBAR) technology for sensor applications in semiconductor markets. The company leverages deep expertise in semiconductor design and sensor commercialization to deliver technology-based solutions.

3 investors

Soteria develops patented battery safety technologies and operates a global consortium to address root causes of battery failures. The company works with cell builders and equipment manufacturers across industries to enable safer lithium-ion battery products.

3 investors

SOUNDBOKS develops and sells a battery-powered outdoor speaker aimed at music, party, and festival audiences, with customers across Europe and North America. The hardware company is based in Copenhagen and focuses on the outdoor audio market.

3 investors

Source.dev develops development tools for device software, leveraging deep expertise from building and maintaining Android and related operating systems at scale. The company serves device manufacturers and software engineers working on smart devices and embedded systems.

3 investors

SpaceRyde builds a space cargo transportation system that uses a stratospheric balloon to launch a reusable, multi-functional rocket, aiming to reduce emissions from reaching orbit. After an initial mission the vehicle stays in orbit as part of a rocket network for tasks such as refuelling, deep space missions, and space junk removal.

3 investors

SparkNano designs and commercializes spatial Atomic Layer Deposition (ALD) tools for industrial-scale nanofabrication, enabling manufacturers to deposit ultra-thin functional layers while improving performance and reducing costs for fuel cells, batteries, and solar cells. The company serves energy and advanced electronics manufacturers seeking to optimize material efficiency and reduce supply chain waste.

3 investors

Spectra Plasmonics develops chemical analysis technology that detects chemicals for organizations across government, clean technology, and other industries requiring actionable chemical insights.

3 investors