Deep Tech Startups

SensTek Diagnostics develops a solid-state molecular testing platform that enables rapid bacterial, fungal, and viral diagnostics across clinical, agricultural, water, and food safety applications. The company targets improved access to accurate diagnostics for communities underserved by traditional laboratory infrastructure.

1 investor

Sente is an investment platform providing early-stage equity investments in deeptech startups and specialized capital structures for funding first-of-a-kind factories and industrial facilities. It focuses on advanced manufacturing, materials, and energy transition technologies for startups and scaleups.

1 investor

SentiSystems develops sensor fusion technology centered on the SentiBoard, a custom circuit board enabling high-precision time synchronization across multiple sensor types for autonomous systems applications. The company serves industrial and research sectors requiring reliable multi-sensor integration.

1 investor

Sentient is a free, open-source macOS application that runs an on-device LLM to build a personal knowledge base from a user's files and proactively completes tasks through computer use. It stores data locally in plain markdown, uses a small on-device model plus the user's own frontier model (ChatGPT, Claude, OpenRouter, or LM Studio), and is optimized for Apple silicon.

1 investor

Sentinal4D develops interpretable machine learning tools for analyzing 3D and 4D cell morphology in drug discovery and mechanistic biology. PointMIL is a framework that classifies static 3D cell point clouds while providing point-level explanations of model predictions, enabling scientists to see where on the cell surface the model finds evidence for biological conclusions.

1 investor

Sepura designs, develops, and supplies TETRA radio communications systems for mission-critical operations used by emergency services and other organizations globally. The company serves public safety and operational resilience sectors across over 100 countries.

1 investor

SeqCenter provides DNA sequencing services with an emphasis on data security and biosecurity for research organizations. The company operates U.S.-based infrastructure with secure data handling, chain-of-custody tracking, and encrypted delivery methods.

1 investor

Sequential provides an in-house, end-to-end service for testing next-generation ingredients, covering study design, participant recruitment, laboratory analysis, and data interpretation. It translates microbial and molecular data into clinical insights that help companies validate product efficacy.

1 investor

Serán is a contract development and manufacturing organization (CDMO) that provides drug formulation, development, and manufacturing services to pharmaceutical companies. The company specializes in process engineering, scaleup, and commercial manufacturing of solid dosage forms and advanced pharmaceutical technologies.

1 investor

Serina Therapeutics is a clinical-stage biotechnology company developing its POZ Platform, a polymer technology ("POZylation") that modifies proven small molecule drugs to enable controlled, sustained release with fewer side effects. Its lead candidate, SER-252 (POZ-apomorphine), targets advanced Parkinson's disease, and the platform is also applied to CNS indications and RNA medicines.

1 investor

Serinus Labs develops semiconductor-based sensing systems that detect and interpret chemical signals for practical applications. The company emerged from UC Berkeley research and designs sensor technologies intended for high-volume silicon manufacturing and field deployment.

1 investor

SERMA is a technically-focused company that offers training solutions, delivered in-house, inter-company, remotely, or customized to client needs. The page relates to its SERMA Academy training activity.

1 investor

SeRo provides airspace surveillance and GNSS performance monitoring through ground receiver networks and analytics platforms. The company serves aviation organizations and stakeholders requiring real-time visibility into RF spectrum, interference detection, and airspace operations management.

1 investor

Seroxo is a biotech company developing technology in the areas of immunology, cancer, and infectious disease, supported by a clinical advisory board of specialists. The company is associated with the University of Oxford research community.

1 investor

Seta Connectivity develops miniaturized MEMS antenna technology based on principles of quantum physics, acoustics, and RF engineering to overcome traditional antenna size limits. Its ultra-compact, high-performance antennas target applications including consumer electronics, wearables, satellite communications, and medical implants.

1 investor

Southeast TechInventures (STI) is an innovation lab that works with university inventors to develop early-stage university technologies into applications suited to industry needs.

1 investor

SETS develops electric propulsion systems and thrusters for satellites. The company manufactures Hall-effect thrusters, xenon storage systems, and power processing units for aerospace applications.

1 investor

Seventh Sense develops face-based biometric authentication solutions that verify identity without storing facial data, serving organizations and individuals needing secure access control, document signing, and identity verification. The company offers both centralized systems integrated with existing ID infrastructure and decentralized self-sovereign identity solutions using blockchain technology.

1 investor

SG Enviro provides industrial water and wastewater management solutions using an Engineering, Procurement and Construction (EPC) approach, covering design, build, retrofitting, and operation of treatment, reclamation, sludge, biogas, and energy recovery systems. It serves petrochemical, oil & gas, renewable energy, food & beverage, manufacturing, and pharmaceutical clients across Southeast Asia, backed by an in-house treatability and analytical laboratory.

1 investor

SGService provides technical support for cause analysis and problem solving in research, development, and manufacturing using X-ray non-destructive testing, CT imaging, and physical analysis techniques. It also distributes X-ray and electron detection instruments from manufacturers such as Excillum and DECTRIS for scientific and industrial laboratories, including semiconductor (SiC) wafer inspection.

1 investor

SigGenGuru develops high-performance frequency synthesizers and wideband converters for radar and RF communication systems. The company serves defense and commercial sectors in South Korea.

1 investor

Shade develops a proprietary semiconductor that measures the UV index with high sensitivity, built into a waterproof wearable device that records instantaneous and cumulative UV exposure and syncs via Bluetooth to iOS and Android apps. The system provides research teams centralized access to raw sensor data and summary reports, supporting UV exposure studies and adherence tracking.

1 investor

ShadowBreak Intl provides geospatial intelligence solutions by acquiring, analyzing, and distributing spatial data for military, commercial, and individual users. The company serves journalists, lawyers, governments, and organizations needing real-time intelligence for disaster relief, defense, and operational decision-making.

1 investor

Shaffra builds AI agents with voice technology, including text-to-speech with support for Gulf Arabic and Modern Standard Arabic, real-time speech recognition across English, Arabic, Hindi, Mandarin and Urdu, and browser-rendered avatars. Its agents run on a cognitive layer that lets roles carry forward learned experience across deployments while keeping customer data within their own perimeter.

1 investor