Deep Tech Companies in Edinburgh: 154 Active Firms (2026)
Deep tech companies develop science- and engineering-led products across AI, hardware, engineering biology, energy and advanced computing from Edinburgh-area bases.
Buying centres tend to sit with technical, security, product and operational teams rather than a single horizontal software buyer. Edinburgh-area suppliers in this space sell into mid-market, enterprise, public-sector and regulated-market customers, often where procurement depends on evidence of technical defensibility as much as price. The commercial motion is therefore less like a short software subscription and more like staged validation: feasibility work, pilots, integration, then repeatable delivery or licensing. AI, advanced connectivity, cyber security, engineering biology, quantum technologies, semiconductors, robotics, advanced materials, healthcare technology and energy technology all fit the buyer pattern, but the common trait is specialist know-how with long development cycles.
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Edinburgh has 154 actively trading deep tech companies in this cohort, giving the city a compact but technically broad base across computing, hardware, cyber, healthcare and energy applications. Reported employment totals 824 people, so the footprint is visible but still weighted towards specialist teams rather than large operating workforces. The commercial centre of gravity appears early-stage: most firms remain below mature revenue scale, while the smaller group with repeatable delivery is likely to matter disproportionately for procurement, partnerships and export-facing work.
Deep tech has no dedicated UK regulator as a category; oversight follows the use case. AI is being handled through a sector-specific model, while engineering biology has dedicated coordination through the Engineering Biology Regulators Network, regulatory sandboxes and the Genetic Technology (Precision Breeding) Act. Cyber security activity is tied to secure-by-design policy and the Cyber Security and Resilience Bill. Quantum technologies and semiconductors are shaped more by national strategies, public funding conditions and standards than by a dedicated licensing regime.
Commercial development appears likely to stay uneven. Firms with protected know-how and specialist engineering talent tend to need longer validation cycles, especially where buyers sit in regulated markets or public-sector settings. That favours patient procurement, technical reference customers and partnerships that can absorb integration risk. The thinner layer of revenue-tested firms should remain important as acquirers, channel partners or proof points for the rest of the Edinburgh cohort. Scarcity of later-stage scale may also keep consolidation in view, particularly where hardware, standards work or clinical and safety assurance make go-to-market costs harder for small teams to carry alone.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
154
Active firms
2026
26
Since 2022
recent incorporations
1
Above £5M
turnover threshold
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Key facts
About 1% of the trading cohort reports turnover above £5M (1 of 154 firms) — the rest sits below that revenue band.
16% of the cohort was incorporated since 2022 (26 firms), so a sizeable share is in its first few filing cycles.
UK government policy groups advanced connectivity, AI, cyber security, engineering biology, quantum technologies and semiconductors as six priority frontier technologies.
Oversight is use-case-specific: AI follows a sector-specific model, while engineering biology uses the Engineering Biology Regulators Network, regulatory sandboxes and the Genetic Technology (Precision Breeding) Act.
UK deep tech venture investment has slowed from its 2021 peak but still consistently attracts over £5 billion in annual venture capital; AI and healthcare each secured more than £1 billion in value in the first half of 2024.
Adjacent official AI-sector figures put the UK at 5,862 firms in 2024, with £23.9 billion revenue, £11.8 billion GVA and 86,139 people employed.
The UK ranks first in Europe and third globally for deep-tech venture capital raised, behind the USA and China; domestic investor participation falls from 57% at seed stage to under 10% at late stage.
Top Edinburgh Deep Tech companies
Financial sub-scores
Computed from 2 filingsDevelops software for maritime and defence autonomous systems, including mission planning, command-and-control, vehicle interoperability, autonomy and target recognition tools. Products support…
Serves naval and defence organisations, maritime security teams, and operators of uncrewed underwater, surface and multi-domain systems globally, including military users involved in mine…
Financial Health
StableStable · 4% CAGR over 1y
Location
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Designs and manufactures FPGA‑based embedded computing hardware including FPGA cards, I/O adaptors, carrier boards and development kits. Provides custom high‑performance computing and…
Serves B2B engineering and procurement teams in defense, aerospace, space, communications, automotive, industrial, test and measurement, and data centre/HPC sectors.
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Designs and manufactures FPGA‑based embedded computing hardware including accelerator cards, I/O adaptors, carrier boards and development kits, and provides custom solutions for applications such as…
Serves B2B engineering and procurement teams in defence, aerospace, space, automotive, communications, industrial, test and measurement, and high-performance computing markets.
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Computed from 5 filingsDevelops software for satellite missions, including flight software, ground control and monitoring systems, payload software, and development toolkits. Provides integrated platforms and engineering…
Sells to B2B space-sector customers, particularly satellite mission teams and spacecraft operators needing flight, ground, integration and payload software. Targets organisations developing and…
Financial Health
StableStable · Hiring · 22% CAGR over 4y
Location
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Computed from 5 filingsDevelops and manufactures holographic optical elements and thin‑film photonic materials used to create transparent displays and heads‑up display systems. Provides design, digital mastering and volume…
Sells to automotive and transportation OEMs and display-system partners developing heads-up and transparent display applications, with adjacent markets in aerospace and wearable AR devices.
Financial Health
StableStable · -66% CAGR over 4y
Location
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Computed from 3 filingsDesigns and manufactures single‑photon sensitive cameras and sensors, including time‑correlated single‑photon counting (TCSPC) SPAD array cameras. Also develops custom sensor architectures, OEM…
Serves universities, research institutes and industrial R&D teams in photonics, quantum optics and scientific engineering, plus OEMs developing advanced imaging or sensor-based devices.
Financial Health
StableStable · Hiring · 11% CAGR over 2y
Location
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Financial Health
N/AN/A
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Computed from 5 filingsDevelops and manufactures satellite communication antenna terminal technology using RF MEMS beamforming and phased array designs, enabling multi-beam connectivity with LEO, MEO and GEO satellite…
Serves satellite communications, aerospace, maritime and defence organisations needing connectivity for ground, sea and air platforms, including government and commercial network partners.
Financial Health
StrongStrong · Growing, Hiring · 34% CAGR over 3y
Location
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Develops semiconductor-based battery cell monitoring systems for electric vehicles, energy storage, and industrial batteries. Provides integrated monitoring ICs, communication protocols, and…
Serves B2B battery-sector customers, including EV manufacturers, battery energy storage system developers, industrial transport firms, cell manufacturers, battery pack builders and BMS design teams.
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Computed from 5 filingsDevelops hybrid intelligent electrical transformers and control software for power grids and large power users. Products provide power flow control, monitoring and system coordination through…
Serves B2B energy infrastructure buyers, including data centre operators, commercial and industrial power users, grid and distribution network operators, and renewables or energy storage developers.
Financial Health
HealthyHealthy · Hiring · 88% CAGR over 5y
Location
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Computed from 2 filingsDesigns and manufactures cryogenic research instruments that apply controlled stress and strain to small material samples. Products include strain and stress cells, transmission cells, and…
Serves B2B and public-sector materials physics researchers, including university laboratories, national labs, synchrotrons and other beamline facilities using cryostats for low-temperature,…
Financial Health
StableStable · 0% CAGR over 1y
Location
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Computed from 4 filingsDevelops and supplies laboratory instruments and analysis software that measure motion and particle dynamics at micro‑ and nanoscale. Products analyse semen quality for livestock fertility and…
Serves B2B customers in livestock reproduction, fermentation, chemicals, pharmaceuticals and biotechnology, including bull studs, on-farm fertility teams, formulation scientists and partners…
Financial Health
HealthyHealthy
Location
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Computed from 5 filingsDevelops cell analysis technology for bioprocessing and cell therapy manufacturing. Its AuraCyt‑based Celledonia platform measures intrinsic cell properties without labelling to generate predictive…
Serves biopharmaceutical and cell therapy organisations, particularly bioprocessing and cell line development teams working on monoclonal antibodies, viral vectors, and allogeneic or autologous cell…
Financial Health
StrongStrong · Hiring · 32% CAGR over 4y
Location
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Computed from 4 filingsDesigns and deploys hybrid offshore renewable power systems combining wave energy, solar generation, and onboard storage. Systems provide continuous electricity for subsea equipment, sensors,…
Serves B2B operators in offshore energy and carbon capture, plus adjacent defence, ocean science and offshore wind markets needing power for subsea and offshore assets.
Financial Health
StableStable · Hiring · 8% CAGR over 3y
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Computed from 4 filingsDesigns and manufactures single‑frequency continuous‑wave diode‑pumped solid‑state (DPSS) lasers, including ultraviolet and near‑infrared models, used in applications such as lithography, Raman…
Serves photonics system integrators, research labs and industrial R&D teams in semiconductor inspection, quantum technologies, holography, materials analysis, lithography, flow cytometry and grating…
Financial Health
HealthyHealthy · Growing, Hiring · 4% CAGR over 3y
Location
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Computed from 5 filingsDevelops thermal energy storage systems and compressor‑expander technology for industrial heat electrification. Designs systems that provide high‑ and low‑temperature thermal energy for processes…
Serves industrial organisations in hard-to-electrify sectors, including businesses with decarbonised heat, cooling, energy storage or drying applications, and partners pursuing clean energy projects.
Financial Health
StrongStrong · Growing, Hiring · 47% CAGR over 4y
Location
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Computed from 3 filingsDevelops microLED-based optical interconnect technology for high‑speed, low‑power data communication. Products enable chip‑to‑chip and rack‑to‑rack links in AI data centres, connecting large GPU…
Sells to businesses building AI data centres and GPU compute clusters, including hyperscalers, semiconductor companies and optical networking buyers needing high-bandwidth, ultra-low-power…
Financial Health
StrongStrong · Growing, Hiring · 31% CAGR over 2y
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Computed from 4 filingsDevelops industrial probe sensors and data analytics software for the energy sector. Technology integrates into oil and gas and carbon capture processes to measure parameters such as water content,…
Serves B2B customers in the energy sector, particularly oil and gas operators and carbon capture and storage companies, including global energy firms managing industrial processes.
Financial Health
StrongStrong · Hiring · 19% CAGR over 3y
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Computed from 3 filingsProvides bioinformatics data analysis and biological interpretation for pharmaceutical, biotechnology and academic research. Analyses genomic, transcriptomic, proteomic and other biological datasets,…
Serves pharmaceutical and biotechnology companies, CROs, life science researchers and academic organisations undertaking drug discovery, development and applied biological research.
Financial Health
StableStable · 2% CAGR over 2y
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Computed from 5 filingsDesigns and supplies wireless downhole communication and monitoring systems for oil and gas wells. Uses acoustic telemetry technology to transmit real-time subsurface data and enable remote control…
Sells to B2B customers in the oil and gas and underground energy storage sectors, particularly well operators and other companies managing subsurface wells across the well lifecycle.
Financial Health
HealthyHealthy · -66% CAGR over 4y
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Computed from 4 filingsDevelops software and technology for defence and national security, including command-and-control systems, data analytics, artificial intelligence, cyber tools, and collaboration platforms. Works…
Serves defence and national security customers, including the UK Ministry of Defence, UK Strategic Command, the British Army, allied armed forces and government agencies.
Financial Health
StrongStrong · Hiring · 16% CAGR over 3y
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Computed from 4 filingsDesigns and manufactures solid-state carbon dioxide (CO2) gas sensors for monitoring and control applications. Products include low‑power, wide‑range and high‑speed sensors used in IoT systems and…
Sells to B2B OEMs and system integrators in aerospace, building management, medical, agriculture and food safety sectors, including developers of IoT and environmental monitoring systems.
Financial Health
WeakWeak · -81% CAGR over 3y
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Computed from 5 filingsDevelops tactile sensing technology for robotics, including thin sensor layers and robotic fingertip systems that provide high‑frequency touch feedback. Products enable robots to detect pressure,…
Serves robotics manufacturers, integrators and research teams developing robots for real-world interaction, including partners and customers in international robotics markets such as Japan and Korea.
Financial Health
HealthyHealthy · Hiring · 63% CAGR over 4y
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Computed from 5 filingsDevelops tidal energy technology and infrastructure, including the Subhub subsea platform for deploying and connecting tidal turbines. Participates in tidal power projects and works on integrating…
Serves renewable energy developers, utilities, investors and public-sector funded marine energy projects involved in tidal power generation and deployment.
Financial Health
StableStable · Hiring · 9% CAGR over 4y
Location
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Computed from 5 filingsDesigns and develops embedded systems and Internet of Things solutions, including communications technologies, sensor integration, process control and data acquisition systems, mobile and cloud…
Serves B2B companies developing IoT and embedded systems, including smart metering, energy, subsea communications, medical diagnostics, security, scientific instrumentation, and industrial monitoring…
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StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsDesigns and manufactures autonomous underwater vehicles (AUVs) for seafloor exploration and marine surveys. Provides seafloor mapping, photogrammetry data collection, infrastructure inspection, and…
Serves B2B and research customers in offshore energy, marine science, aquaculture, fisheries and infrastructure inspection that need seafloor mapping, underwater survey and marine data collection.
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DistressedDistressed
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Computed from 5 filingsDesigns and supplies continuous flow reactors, crystallisers and pilot plant systems for chemical, pharmaceutical and biotechnology manufacturing. Provides laboratory, pilot and production‑scale…
Serves B2B manufacturers and process-development teams in chemicals, pharmaceuticals, biotechnology, food and drink, CBD, energetics, and specialty/fine chemicals, from lab R&D through pilot and…
Financial Health
StableStable · Hiring · 29% CAGR over 4y
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Develops 3D structured lithium‑metal anode and electrode technology for next‑generation battery cells. Designs architectures compatible with lithium‑ion, sodium‑ion and solid‑state batteries to…
Targets B2B battery cell manufacturers and developers of lithium-ion, sodium-ion and solid-state batteries for electrification applications.
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Computed from 5 filingsDevelops polymer-based materials for capturing cell‑free DNA (cfDNA) from biological fluids. Its msX polymers can be applied to beads, foams and surfaces to collect and stabilise samples for liquid…
Serves diagnostics companies, clinical laboratories, research organisations and healthcare providers developing liquid biopsy, non-invasive genetic testing and personalised medicine workflows,…
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StrongStrong
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Computed from 5 filingsDevelops and manufactures Curran®, a cellulose nanofibre material derived from vegetable waste, used to enhance strength and barrier properties in paper and fibre-based packaging coatings and other…
Sells to packaging converters and consumer brands, especially food, personal care and home care companies, plus manufacturers in paints, coatings, health and beauty, and industrial materials.
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 4y
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Computed from 5 filingsFinancial Health
DistressedDistressed
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Computed from 4 filingsFinancial Health
DistressedDistressed
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Computed from 4 filingsDevelops acoustic mitigation systems to reduce marine mammal disturbance during offshore wind farm pile driving and develops technology for aquaculture to improve fish and shellfish welfare and farm…
Serves B2B customers in offshore wind construction and aquaculture, particularly offshore wind farm developers and contractors involved in pile driving, plus farmed salmon and shellfish operators in…
Financial Health
StableStable · -80% CAGR over 3y
Location
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Computed from 5 filingsDevelops and manufactures hardware and software for off‑grid renewable energy systems, including smart meters, charge controllers and monitoring platforms for solar PV and biogas. Provides remote…
Serves B2B off-grid energy providers, including solar PV and biogas operators, local energy entrepreneurs and organisations delivering PayGo or productive-use energy services in emerging…
Financial Health
StrongStrong · Hiring · 14% CAGR over 3y
Location
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Develops medical imaging software that processes contrast‑enhanced ultrasound data to generate super‑resolution images of prostate microvasculature, supporting detection, localisation and clinical…
Serves healthcare providers and clinicians involved in prostate cancer diagnosis, including urologists, radiologists and hospitals using clinical ultrasound for assessment, biopsy triage and…
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Develops 3D holographic display technologies and digital hologram products, including light‑field displays, visualisation software and telepresence applications. Provides consultancy, prototyping and…
Serves healthcare and medical imaging teams, engineering and automotive designers, scientific research groups, architects, forensic and archaeology specialists, and organisations using advanced…
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Computed from 5 filingsDevelops patented technology for water re-use and desalination aimed at reducing energy consumption and capital costs. Provides engineering solutions and systems that treat and recycle water or…
Sells to organisations with water supply needs, including utilities, industrial operators and public-sector bodies seeking water re-use or desalination solutions globally.
Financial Health
StrongStrong · Growing, Hiring · 44% CAGR over 4y
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Computed from 3 filingsSupplies ion implantation equipment and spare parts for semiconductor manufacturing. Provides foundry ion implantation, electronic and assembly repair, field service support, and equipment…
Serves B2B ion implantation customers in Northern Europe, including semiconductor, MEMS, nanotechnology, LED and photovoltaic manufacturers developing and producing microelectronic devices.
Financial Health
StableStable · Hiring · 9% CAGR over 2y
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Computed from 4 filingsDesigns and supplies environmental, structural and vessel monitoring systems for offshore and marine operations. Provides sensors, radar, CCTV and telemetry hardware integrated with proprietary…
Serves B2B clients in offshore energy, marine and renewable sectors, including offshore platform operators, wind farm operators and organisations managing safety-critical assets in harsh environments.
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StrongStrong · Growing, Hiring · 10% CAGR over 3y
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Computed from 5 filingsDevelops and supplies automated home‑cage monitoring systems for laboratory animal research. Its Home Cage Analyser technology tracks activity and behaviour of socially housed rodents continuously,…
Sells to B2B research organisations using rodents in vivariums, including preclinical and behavioural researchers in pharma, biotech and related life sciences seeking continuous home-cage monitoring…
Financial Health
HealthyHealthy · Hiring · 24% CAGR over 4y
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Computed from 5 filingsProvides satellite data analytics and geospatial mapping for forest conservation and carbon markets. Produces land cover and biomass datasets, deforestation maps, and monitoring tools to support…
Serves B2B buyers in carbon and commodity markets: nature-based project developers, carbon credit investors and offtakers, and organisations trading or sourcing soft commodities needing EUDR and…
Financial Health
StrongStrong · Growing, Hiring · 88% CAGR over 5y
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Computed from 5 filingsDevelops and supplies plasma-based systems for producing nitrogen fertiliser from air and electricity. The technology enables farms and industrial users to generate nitrate fertilisers locally and…
Sells to farms, agribusinesses and industrial operations seeking on-site nitrogen fertiliser production, including users of organic substrates and fertigation systems where mineral fertilisers are…
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WeakWeak · 0% CAGR over 4y
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Computed from 2 filingsFinancial Health
WeakWeak · Hiring · 200% CAGR over 1y
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Computed from 5 filingsFinancial Health
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Computed from 5 filingsDevelops CSCC® (Co‑Integrated Steam and Compression Cycle) technology for biomass-fired power generation. Designs modular BioFlex® utility-scale plants that produce electricity and heat using a…
Serves utility-scale power generators, energy developers and heat network operators managing renewable electricity, biomass power, district heating and grid services assets.
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StableStable · -70% CAGR over 4y
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Computed from 3 filingsFinancial Health
DistressedDistressed · 0% CAGR over 2y
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Computed from 4 filingsDevelops RNA sequencing technologies and diagnostic platforms for detecting nucleic acid biomarkers from blood. Combines biochemical methods and bioinformatics software to identify low‑abundance…
Serves healthcare and life sciences organisations involved in cancer diagnostics, biomarker discovery and disease monitoring, with cancer patients as the end beneficiaries.
Financial Health
StrongStrong · Growing, Hiring · 52% CAGR over 3y
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Computed from 5 filingsDevelops recycling technology that converts waste plastic into chemical products such as naphtha feedstock for new plastics and wax resin using thermal catalytic processing. Designs modular…
Targets B2B customers in the plastics and petrochemical supply chain, especially large-volume buyers seeking sustainable circular alternatives such as recycled naphtha feedstock and wax resin.
Financial Health
StrongStrong · Hiring · 11% CAGR over 4y
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Computed from 5 filingsFinancial Health
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How Edinburgh Deep Tech companies work and how to sell to them
What they do
Edinburgh-area deep tech companies tend to earn revenue through blended commercial models rather than a single SaaS-style subscription. Early work is often paid discovery, feasibility testing, grant-funded R&D or co-development with a technical customer. Once the offer matures, revenue may shift towards licence fees, embedded software subscriptions, hardware margins, managed service retainers, support contracts or royalties on protected know-how. Engagements are typically milestone-based because buyers want proof that the science, engineering or security claim works in their own environment. That makes pricing more bespoke than volume-led: a small proof of concept can precede a larger deployment, integration package or multi-year supply relationship.
Who they sell to
Typical buyers sit in technical and operational functions: CTOs, CISOs, heads of engineering, product owners, R&D directors, clinical or safety leads, and public-sector programme teams. Finance and procurement usually enter once technical sponsorship is in place, especially where a pilot needs to become an approved supplier relationship. Most sales cycles run through workshops, validation plans, security questionnaires, pilot agreements and, for public bodies or large regulated customers, RFPs. Direct selling remains common, but partner-led routes matter where the deep tech supplier needs access to a larger systems integrator, specialist distributor or established implementation partner.
What they buy
Most deep tech firms tend to spend on the operating layer around research, delivery and assurance. Useful categories include cloud compute, high-performance computing access, software development tooling, test environments, cyber security, identity controls, monitoring, customer support systems and technical documentation. Hardware-heavy teams may also buy prototyping services, specialist manufacturing support, lab space, calibration, quality management and component sourcing. Commercial functions are often lean, so CRM, proposal management, bid support, finance systems, IP legal advice, R&D tax support, grant writing, recruitment and employer branding can all be relevant. The better pitch usually maps to the firm’s stage, not just its technology label.
Why and how to sell to them
Buying intent often appears when a research-led team moves from technical proof to repeatable delivery. Signals include new public-sector or regulated-market pilots, a first commercial deployment, international customer interest, a move into certification, a senior commercial or operations hire, fresh funding, or evidence that technical teams are being pulled into support and implementation work. Sellers should avoid generic productivity claims and show how they reduce validation burden, de-risk procurement, document assurance, protect specialist staff time or help convert pilots into governed deployments. Edinburgh deep tech buyers are likely to respond better to technical fluency and credible proof than to broad category messaging.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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Frequently asked questions
How many deep tech companies are there in Edinburgh?
What counts as a deep tech company in this list?
Which are the largest deep tech companies in Edinburgh?
What do deep tech companies in Edinburgh actually do?
How does Edinburgh deep tech compare internationally?
How is this list built and how fresh is the data?
How big are the typical deep tech companies in Edinburgh?
Are these mostly new or established deep tech companies?
What SIC codes does this use?
What buying signals should I look for?
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