Deep Tech Startups

DigitalBridge is a global investment firm that owns, operates, and invests in digital infrastructure across five verticals: data centers, cell towers, fiber networks, small cells, and edge infrastructure. It manages roughly $121 billion on behalf of limited partners and shareholders through its investment management platform.

1 investor

Dinaburg Technology develops audio technology using its proprietary C2S™ (Concentric Coplanar Stabilizer) Technology, which enables compact, energy-efficient audio systems with enhanced clarity and reduced distortion. The company targets developers, manufacturers, and audio enthusiasts seeking to integrate advanced audio solutions across devices ranging from headphones to concert systems.

1 investor

Disarray builds AI research agents for long-horizon autonomy over heterogeneous data, helping practitioners automate tedious ML development tasks while maintaining control over high-judgment decisions. The company combines deep systems research with production ML expertise to create autonomous agents that track context, reuse prior work, and sustain open-ended experimental loops.

1 investor

CX2 is the early-stage AI investment vehicle for Cox Enterprises, backing technical founders applying AI and robotics in real-world applications. The firm takes a hands-on, engineering-led approach to supporting portfolio companies, with ties to the Cox family of businesses.

1 investor

Eurofins DiscoverX develops and manufactures cell-based assays, engineered cell lines, recombinant proteins, enzymes, and reagents used in drug discovery and development, including screening, potency testing, and QC lot release. As the products division of Eurofins Discovery, it serves biopharmaceutical and therapeutic drug development programs from manufacturing sites in the USA and France.

1 investor

Dispatch Bio develops a universal immunotherapy treatment for solid tumors, combining engineered immunotherapy with a tumor-specific virus to improve cancer treatment outcomes.

1 investor

Disruptive Pharma is a pharmaceutical technology company that develops and commercializes a patented formulation platform aimed at improving the solubility, oral bioavailability, and other properties of drug compounds. Its technology also targets smaller pill sizes and more environmentally friendly manufacturing.

1 investor

Disruptive Technologies designs low-power IoT sensors with extended battery life for collecting asset data across workplace management, cold chain management, and energy optimization applications. The company was founded in Norway by semiconductor experts focused on enabling simplified and scalable Internet of Things solutions.

1 investor

Distran manufactures ultrasonic (acoustic) cameras that detect and locate pressurized gas leaks from a distance for industrial operators in sectors such as oil and gas, chemical, and power generation. Its handheld and fixed monitoring products support leak detection, methane emission reduction, and safety inspections in hazardous environments.

1 investor

Howso (formerly Diveplane) builds understandable, explainable AI that lets users make decisions directly from data instead of relying on black-box neural networks, and offers an open-source engine. It serves researchers, academics, non-profits, financial enterprises, healthcare organizations, and government agencies.

1 investor

DName-it provides quality assurance for genetic testing by embedding molecular-level DNA identity markers into samples that travel through NGS-based workflows from collection to sequencing. The system automatically verifies sample identity and detects errors such as sample switching, mislabeling, and cross-contamination during sequencing analysis, serving genetic testing labs.

1 investor

Dolphin Semiconductor offers audio intellectual property (IP) solutions for system-on-chip (SoC) designs, including analog-to-digital converters, class-D amplifiers, and voice user interface components. The company serves semiconductor designers and manufacturers seeking to integrate high-fidelity, low-power audio capabilities into battery-powered devices.

1 investor

Dolprop Industries develops biomimetic marine propulsion technology using dolphin-fluke-inspired propulsors designed to operate at low rpm without cavitation, aiming for high hydrodynamic efficiency and reduced underwater noise. The technology targets maritime applications including shipping and search-and-rescue operations, with a focus on fuel efficiency and reducing harm to marine life and people.

1 investor

Domainex is a contract research organisation providing integrated drug discovery services, including medicinal chemistry, biosciences, structural biology, and DMPK, to pharmaceutical and biotech clients. It offers specialised capabilities such as membrane protein production, assay development, compound screening, and computer-aided drug design.

1 investor

Dutscher provides after-sales service (SAV) and post-delivery support (SAL) for laboratory equipment and consumables, handling warranty claims, non-warranty repairs, maintenance, product returns, and transport damage resolution.

1 investor

Domus develops molecular testing platforms that perform nucleic acid detection in a single-step reaction across three deployment models: at-home rapid tests, clinic-based instruments, and central laboratory assays. The company serves clinical diagnostics and at-home testing markets with technology optimized for sensitivity, simplicity, and low cost.

1 investor

Dong-A Eltek, founded in 1987, develops inspection equipment for the global display industry and works with OLED deposition equipment firm Sunic System to serve display manufacturers. The company is expanding into new technologies using AI, robotics, and camera sensors to support customers' digital transformation.

1 investor

DotPhoton is a research-focused organization working on computer vision, generative models, and data-centric machine learning. The company publishes research on topics including diffusion models, semantic segmentation, dataset metadata standardization, and AI/ML applications in healthcare and Earth observation.

1 investor

DotX Automation develops intelligent robotic systems and automation solutions for the robotics industry, combining artificial intelligence, hardware design, and systems integration.

1 investor

Dotz Earth develops carbon and graphene quantum dot technologies derived from Rice University research to address environmental and industrial challenges, including brand security, supply chain accountability, and carbon capture solutions. The company serves enterprises seeking sustainability, product authentication, diagnostics, and emissions reduction across industries including tobacco, cannabis, and healthcare.

1 investor

Doublepoint developed gesture-recognition technology that uses biometric signals and subtle hand movements to let people control devices, including products such as WowMouse, WowPlay, WowMouse Presenter, and the Touch SDK for developers. The company was acquired by Oura and is integrating its gesture technology into future Oura products while discontinuing its standalone apps.

1 investor

Dovetail Electric Aviation develops electric aviation technology. The page provides minimal detail, noting the company (registered as Dovetail Electric Aviation SL) received a regional employment grant in Andalusia, Spain.

1 investor

DphiSpace operates OmniSat, shared satellite platforms with onboard compute servers that host third-party hardware sensor payloads and run software workloads in orbit. It serves organizations needing space-based hosting for hardware and software, having flown its first demonstration mission, Clustergate-1, in March 2025.

1 investor

Dragon Guild runs a four-month Founding Fellowship program aimed at helping researchers and scientists in Europe turn lab research into companies. The program brings together founders, capital, industry, and public-sector participants to support science-based venture creation.

1 investor