Hardware Startups

Slabs is building a clothing and footwear platform embedded with its LNQ One chip, enabling blockchain-authenticated physical products for Web3. It also plans a marketplace for discovering these products and augmented reality features that turn surfaces into interactive workstations.

1 investor

Spear.ai develops maritime defense technology combining hardware, AI-enabled tactical data software, and services for acoustic monitoring and situational awareness. Its offerings target maritime defense and military (warfighter) use cases, including persistent underwater surveillance and threat detection.

1 investor

Spearmint Energy develops battery energy storage systems (BESS) projects that reduce waste and provide grid-scale energy solutions. The company combines financial expertise and optimization insights to bring affordable, long-lasting energy storage systems to market.

1 investor

Spec-Imaging develops precision optical systems for real-time spectral analysis, color measurement, and particle sizing in industrial process streams. The company provides inline, reagent-free optical measurement tools designed for demanding manufacturing environments including food, beverage, chemicals, dairy, and biotech.

1 investor

Specac designs and manufactures accessories and sample preparation solutions for spectroscopy applications including FTIR, XRF, and NIR, serving customers in academia, manufacturing, and diagnostics globally. The company operates a 33,000 square-foot manufacturing facility in London and has offices across the UK, USA, Singapore, and China.

1 investor

Mindgrove Technologies designs GHz-class processors and system-on-chips (SoCs) for embedded and edge computing applications, targeting the middle market with cost-optimized silicon built on the open RISC-V architecture. The company serves customers in video security, automotive, biometric access, and smart device segments with production-ready chips developed under India's Design Linked Incentive scheme.

1 investor

Specified Air Solutions is a family of brands that makes custom and semi-custom HVAC and "make up air" equipment for specialty industrial markets, including manufacturing, warehousing, logistics, aviation, government and military facilities. It also supplies hygienic air handlers for food processing environments and make-up air units for the paint and coatings finishing industry.

1 investor

Sur-Seal provides custom product manufacturing services including die-cutting, laminating, extrusion, molding, and precision cutting for OEMs and manufacturers across industries such as avionics, agriculture, defense, and solar energy. The company serves customers throughout the United States with specialized processing of materials like foam, rubber, plastics, and films.

1 investor

Spectra Intel develops hyperspectral imaging instruments and analysis software for astronomical observation and industrial/environmental monitoring. The company offers customized hyperspectral solutions bundled with reference spectral data and user-friendly analysis software.

1 investor

Spectro Inlets builds a microchip inlet system for mass spectrometers and turnkey analytical instruments such as the EC-MS, used by research institutions for electrochemistry and battery studies. Spun out of the Technical University of Denmark, the company also runs pilot projects applying its measurement technology to biogas and wastewater process monitoring.

1 investor

Spectro-UV supplies UV-A inspection equipment and UV lights along with replacement parts, serving businesses and distributors with products used for applications requiring ASTM E3022-18 and NIST-traceable calibration compliance. The company sells to individual and business customers and ships worldwide.

1 investor

Spectromarine builds an optical sensor system (SM One) that continuously monitors biofouling-relevant water quality indicators such as chlorophyll, phycocyanin, dissolved organic matter and turbidity, integrating with SCADA and PLC historian systems to detect biological instability early. It primarily serves seawater reverse osmosis (SWRO) desalination operations, with additional applications in aquaculture, post-mining water monitoring, and environmental lake studies.

1 investor

Spectronix develops multi-sensor monitoring systems using computer vision and AI to detect human behavior and vital signs in monitored spaces. The technology serves security and safety applications in high-security environments through privacy-preserving skeletal visualization.

1 investor

Spectroplast manufactures production-grade silicone parts using proprietary photocurable silicone resins (TrueSil) and additive manufacturing for medical devices, robotics, and precision manufacturing. The company serves OEMs across Europe and the Americas, eliminating traditional manufacturing constraints of tooling costs, lead times, and minimum order quantities.

1 investor

SPEE3D builds Cold Spray Additive Manufacturing (CSAM) metal 3D printers that produce cast-equivalent, near-net-shape metal parts on-site and on-demand in hours rather than weeks. Its systems serve commercial and military customers across industries for in-house, on-demand production of high-density metal parts.

1 investor

Sperra designs and manufactures 3D-printed structural systems for aquatic environments using locally sourced materials, focusing on ocean energy infrastructure and coastal protection. The company operates facilities in Los Angeles, New York, and Aqaba, Jordan, and develops solutions for marine ecosystem restoration and coastal resilience.

1 investor

Sperry Marine designs and supplies compass and gyroscope systems for maritime navigation, ranging from basic magnetic compasses to advanced fiber optic gyrocompasses. The company serves vessel operators seeking reliable heading solutions for safer and more efficient maritime operations.

1 investor

Stovec Industries is a subsidiary of SPGPrints B.V. (Netherlands) that manufactures printing equipment and consumables for the textile industry, including rotary screens, digital printing machines, and inks, as well as electroformed products for packaging and graphic printing. The company operates a manufacturing facility in Ahmedabad, India and serves textile and graphic printing customers globally.

1 investor

Sphere Photonics develops ultrafast pulsed laser solutions, including femtosecond lasers and related optical systems for scientific and industrial applications. The company serves customers requiring high-performance laser technology for research and applied photonics work.

1 investor

Spherea provides test and simulation solutions to clients across multiple industries worldwide.

1 investor

SphereCube develops a patented automated 3D-printing process called Thermal Laser Curing for producing high-performance continuous-fiber composite parts with thermosetting matrices, eliminating the need for molds and autoclaves. It targets industries such as automotive, aerospace, marine, sports equipment, and orthopedic prosthetics, offering lightweight custom components at lower production cost.

1 investor

SPhotonix develops 5D optical data storage that encodes data inside fused silica glass for high-capacity, long-term archival and active storage. It targets data centers and the AI data lifecycle, positioning its technology as a storage tier between fast drives and deep archive tape.

1 investor

SPI Utilities Solutions Inc. develops and supplies dry ice high voltage cleaning equipment, including an insulated dry ice blasting tool for cleaning energized electrical equipment without shutting off power. It serves the power utility industry with distribution across Canada and international operations since 2022.

1 investor

SpiderDAO is a hardware-based DAO governance framework built on Polkadot that combines hardware and software tools to enable fairer on-chain voting and mitigate issues like plutocracy, vote-buying, and whale manipulation. It also provides tools aimed at bringing online privacy to end users.

1 investor