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Deep Tech Companies in Nottingham: 96 Active Firms (2026)
Deep tech companies in Nottingham build science- and engineering-based technologies across AI, hardware, healthcare, energy and frontier computing.
Buying activity tends to sit with R&D, product, clinical, security and operations teams, not with an ordinary software budget holder. The relevant customers are usually enterprise, industrial, healthcare, research or public-sector organisations that can absorb technical risk and run pilots before procurement. Engagements are therefore consultative: feasibility studies, paid proofs of concept, integration work, regulated trials and specialist support often sit alongside software or hardware licences. For Nottingham-area firms, fit is less about generic digital adoption and more about defensible intellectual property, technical workforce depth and a path from laboratory or engineering validation into repeatable commercial use.
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Nottingham has 96 actively trading deep tech companies, making it a compact local market rather than a broad horizontal software cluster. Reported headcount totals 474 people, so the visible employment footprint is concentrated in technical teams, commercial pilots and specialist delivery rather than large sales organisations. The mix appears weighted towards firms still proving repeatable demand, with only a small subset beyond higher-turnover levels. For researchers, the city reads as a concentrated science-and-engineering base with enterprise, healthcare, industrial and public-sector routes to market, not a volume market of self-serve software suppliers.
Deep tech lacks a UK-wide rulebook, which suits the way Nottingham suppliers sell enabling technology into different regulated settings. Healthcare-facing tools can fall within MHRA expectations, while personal-data-heavy AI or cyber products bring ICO and GDPR considerations into procurement. Engineering biology uses regulator networks, sandboxes and precision-breeding law; cyber suppliers are being pulled towards resilience and secure-by-design obligations. Quantum, semiconductor and other hardware-heavy fields tend to be shaped more by national strategies, public funding conditions, standards and export-control questions than by a licensing regime aimed at deep tech as a category.
Early-commercial weight in the Nottingham cohort suggests commercial development will be shaped by technical validation, procurement access and patient capital rather than volume customer acquisition. Hardware, healthcare and energy-related models tend to face longer sales cycles and proof burdens, while AI and cyber suppliers may find demand easier to test but harder to defend as buyers tighten governance. Scale-ups appear comparatively scarce, so consolidation, university-linked spin-out formation and partnerships with enterprise or public-sector buyers are likely to matter more than a rush of standalone large vendors.
96
Active firms
2026
5
Above £5M turnover
reported turnover
17
New incorporations
since 2022
Key facts
About 5% of the trading cohort reports turnover above £5M (5 of 96 firms) — the rest sits below that revenue band.
17% of the cohort was incorporated since 2022 (17 firms), so a sizeable share is in its first few filing cycles.
UK deep tech covers science- and engineering-based work across manufacturing and materials, robotics, hardware, chips, networks, healthcare, frontier applications, energy, and AI or computing.
Policy identifies six priority frontier technologies: advanced connectivity, AI, cyber security, engineering biology, quantum technologies and semiconductors.
AI is handled through a sector-specific regulatory model, while engineering biology is linked to the Engineering Biology Regulators Network, regulatory sandboxes and the Genetic Technology (Precision Breeding) Act.
UK deep tech venture investment consistently attracts over £5 billion in annual venture capital, with AI and healthcare each securing more than £1 billion in value in the first half of 2024.
Domestic investor participation falls from 57% at seed stage to under 10% at late stage, leaving later rounds more reliant on overseas capital.
Top Nottingham Deep Tech companies
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops wearable magnetoencephalography (MEG) brain imaging systems using optically pumped magnetometer sensors. Provides integrated helmets, magnetic shielding environments and system software to…
Serves neuroscience and clinical research organisations, including university MEG groups, hospitals and labs studying brain function, mental health, epilepsy, Alzheimer’s and traumatic brain injury.
Financial Health
StrongStrong · Hiring · 60% CAGR over 2y
Location
HALO X-RAY TECHNOLOGIES LTD
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsDevelops X-ray diffraction screening technology and systems for security applications. Products integrate with conventional X-ray scanners to analyse materials and improve detection of explosives,…
Serves airport operators, aviation security teams, customs and border protection agencies, and postal screening organisations handling passengers, baggage, parcels and packages.
Financial Health
WeakWeak · Hiring · 11% CAGR over 1y
Location
NEXOR LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides cyber security advisory services, research, and secure information exchange technologies. Develops products including software‑defined gateways, data diodes, and email and data guard systems…
Serves UK and allied public-sector defence, government and law enforcement agencies, plus critical national infrastructure enterprises and their supply chains handling classified or sensitive…
Financial Health
StableStable · -96% CAGR over 2y
Location
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides genetic engineering and contract research services for microorganisms, including development of GM and non‑GM microbial strains using proprietary gene‑editing tools. Offers lab-scale…
Serves biotech, industrial biotechnology and life-science organisations developing microbial strains or fermentation processes, including teams working with hard-to-engineer microbes, anaerobes and…
Financial Health
StrongStrong · Hiring · 80% CAGR over 1y
Location
TERRA MOTION LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides satellite-based land deformation monitoring using InSAR data and proprietary processing algorithms to measure ground movement across terrains. Analyses satellite imagery to support…
Serves mining operators, infrastructure owners and managers, and environmental or land-management organisations needing deformation, peatland and carbon-loss surveys, including remote sites globally.
Financial Health
StableStable · Hiring · 11% CAGR over 4y
Location
Texture Jet Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures electrochemical jet machining systems for precision surface processing of metal components, including edge shaping, cross‑hole deburring, surface preparation and part marking…
Sells to B2B precision component manufacturers and engineering teams in aerospace, automotive, power generation, industrial machinery and medical sectors, plus research institutions developing…
Financial Health
DistressedDistressed · Hiring · 10% CAGR over 2y
Location
Concrete4change Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops carbon capture and materials technology for the concrete industry, converting CO2 from industrial flue gas and calcium waste into reactive calcium carbonate additives mixed into concrete to…
Serves B2B customers in cement, lime, concrete and construction supply chains, including industrial emitters with flue gas and ready-mix or precast concrete producers.
Financial Health
WeakWeak · Hiring · 34% CAGR over 2y
Location
The Thinking Pod Innovations Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops power electronics and control technologies, including motor drives, DC‑DC converters and smart electric motors. Products are used in industrial pumps and fans, electric vehicles, aerospace…
Serves B2B customers in industrial equipment, automotive, aerospace, renewable energy and grid operations, including manufacturers developing electric systems and industrial facilities using pumps…
Financial Health
HealthyHealthy · Hiring · 17% CAGR over 4y
Location
Smart Manufacturing Technology Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops computer-aided engineering (CAE) software used to design, analyse and optimise transmissions, electric machines and electrified powertrains. Also provides engineering consultancy, technical…
Serves engineering teams and manufacturers developing transmissions, electric machines and electrified powertrains, including automotive and mobility companies needing CAE software and consultancy.
Financial Health
HealthyHealthy · 1% CAGR over 4y
Location
WORN AGAIN TECHNOLOGIES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops chemical recycling technology for textiles that separates and processes polycotton and other fabrics into reusable raw materials. Converts discarded garments into PET pellets and cellulose…
Serves fashion and textile businesses across the value chain, including brands, manufacturers, fibre producers and recycling partners handling polycotton textile waste.
Financial Health
HealthyHealthy · -68% CAGR over 4y
Location
Tri Technology Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
EMIF LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
NEW MILLS SERVICES LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · -68% CAGR over 4y
Location
Frontier Space Technologies Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops and operates microgravity research platforms for biotechnology and pharmaceutical experiments in space, including miniaturised laboratories and bioreactors for protein crystallisation, cell…
Serves pharmaceutical and biotechnology R&D teams, life sciences researchers and drug developers seeking microgravity-based experiments for protein crystallisation, cell culture, antibodies and…
Financial Health
WeakWeak
Location
Superalloy Engineering Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops and manufactures advanced materials, coatings and specialised mechanical equipment for industrial applications. Provides research, design and production services using coating and sintering…
Serves industrial businesses requiring advanced materials, specialist mechanical equipment, and maintenance support for abrasion, erosion, corrosion, and high-temperature operating environments.
Financial Health
StableStable · -9% CAGR over 3y
Location
Neurotherapeutics Ltd
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDevelops a wearable wrist device that delivers median nerve stimulation to help people with Tourette’s manage tics. The system provides on‑demand, non‑invasive stimulation controlled by the user,…
Sells direct to consumers living with Tourette syndrome in the UK (excluding Northern Ireland), including people seeking self-managed options for tic control and those dissatisfied with medication or…
Financial Health
StrongStrong · Growing, Hiring · 82% CAGR over 4y
Location
MOLECULARSPRAY LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and supplies biometric identity verification and data capture hardware and software, including fingerprint, iris and facial scanners, passport and smartcard readers, rugged tablets, and…
Serves businesses and government agencies needing identity verification and data capture, including security and policing, border control, defence, retail, banking, logistics, travel, leisure and…
Financial Health
StrongStrong · Hiring · 22% CAGR over 5y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures special‑purpose assembly automation systems, robotic handling equipment and leak testing machines for manufacturing industries. Supplies automated production lines, pressure…
Sells to manufacturing businesses needing bespoke automation and testing systems, particularly in automotive, pharmaceutical and medical, plastics, casting, aerospace and defence, and general…
Financial Health
StableStable · -69% CAGR over 4y
Location
Autostore System Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops and supplies automated storage and retrieval systems for warehouses. Uses robotic vehicles, grid‑based storage, bins, and operator workstations with control software and analytics to…
Serves B2B warehouse and fulfilment operators, including retailers, e-commerce businesses, grocery chains, 3PL providers, healthcare distributors and industrial companies, from smaller operations to…
Financial Health
StrongStrong · Growing, Hiring · 34% CAGR over 2y
Location
F2 MAGNETICS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures electromagnets, coils, permanent magnets and magnetic assemblies for industrial and technical applications. Provides custom magnetic system development, CAD design, testing…
Sells to businesses needing bespoke magnetic systems, including manufacturers, R&D teams and engineers in aerospace, agricultural, automotive, construction, education, medical, security and power…
Financial Health
DistressedDistressed · -67% CAGR over 4y
Location
Adamo Foods Ltd
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsDevelops plant‑based meat alternatives using fermentation to grow mycelium (fungi). Produces steak‑style and fillet products designed to replicate the texture and taste of beef, supplying…
Targets restaurants and foodservice operators seeking plant-based menu options, with end consumers including diners who want meat alternatives focused on taste, health and lower environmental impact.
Financial Health
StrongStrong · Hiring · 27% CAGR over 1y
Location
IT Tech Solutions (UK) Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDesigns and supplies mobile RFID hardware including UHF, HF and LF RFID readers, wearable and Bluetooth-enabled scanners, and embeddable RAIN RFID modules. Provides device accessories, configuration…
Targets businesses, systems integrators and app developers implementing RFID-based asset tracking, inventory and identification solutions across industries, including end users reached through a…
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
Uni-Soft Systems Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops bespoke software and data analytics solutions for businesses. Provides consultancy and builds enterprise applications using data science, machine learning, artificial intelligence and…
Serves B2B executives and teams in market-leading manufacturing, finance, infrastructure, technology and software companies with complex data, AI and software challenges.
Financial Health
WeakWeak · -19% CAGR over 4y
Location
Open Road Simulation Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
LOCATE BIO LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops orthobiologic medical products for musculoskeletal repair, including bone graft substitutes, tissue scaffolds and drug‑delivery systems. Products and pipeline include materials for bone…
Sells to orthopaedic and spinal surgeons and healthcare providers using orthobiologics for musculoskeletal procedures. Targets clinical users and medical stakeholders in the USA and other…
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
Location
HPSP Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures semiconductor processing equipment, particularly high‑pressure hydrogen annealing systems used in advanced chip fabrication, and provides installation, process development,…
Sells to global semiconductor manufacturers producing advanced chips, particularly fabrication teams needing equipment and process support for ultra-fine, nanoscale semiconductor production.
Financial Health
DistressedDistressed · 2% CAGR over 2y
Location
Cheesecake Energy Limited
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDevelops long‑duration energy storage systems for electricity networks. Its technology uses thermal and compressed‑air processes and repurposed industrial components to store energy from intermittent…
Serves energy-sector and large industrial clients seeking long-duration storage for intermittent renewables, including organisations aiming to optimise energy use and meet decarbonisation goals.
Financial Health
WeakWeak · Hiring · 14% CAGR over 3y
Location
UbiPOS UK Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops geospatial positioning and navigation technologies, including indoor and outdoor tracking systems and structural health monitoring solutions. Designs algorithms, hardware and platforms such…
Serves B2B customers in civil engineering, geospatial science and infrastructure monitoring, including organisations needing outdoor/indoor positioning, navigation, tracking and structural integrity…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
Peptimatrix Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDevelops and supplies synthetic peptide-based hydrogel materials for 3D cell culture. Products provide defined, animal‑free matrices used by pharmaceutical and biomedical researchers for disease…
Serves researchers and laboratory teams in pharmaceutical, biotech and academic biomedical research, particularly those involved in 3D cell culture, disease modelling, drug discovery and preclinical…
Financial Health
StrongStrong · Growing, Hiring · 25% CAGR over 1y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsConducts research and development in electrolysis technologies, including membrane-free flow-through electrolyser systems for green hydrogen production and related applications such as isotope…
Financial Health
HealthyHealthy · Hiring · 24% CAGR over 4y
Location
Advanced Bioprocess Services Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops and licenses biological process technologies based on expanded bed bioreactor systems. Provides process development for wastewater treatment, fermentation and biocatalysis, enabling…
Serves B2B customers in water and wastewater treatment, industrial biotechnology, fermentation, pharmaceuticals, fine chemicals and biofuels, including organisations seeking licensed or…
Financial Health
HealthyHealthy · Hiring · 20% CAGR over 4y
Location
PARK SYSTEMS UK LIMITED
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsDevelops and supplies nanoscale microscopy and metrology instruments, including atomic force microscopes, imaging spectroscopic ellipsometers, interferometry systems, and vibration isolation…
Serves research institutions and industrial R&D, process and quality teams in nanotechnology sectors, especially semiconductor, display, materials science, thin film, life science, photonics and…
Financial Health
DistressedDistressed · -83% CAGR over 3y
Location
BINSTEAD DESIGNS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsOwns and licenses intellectual property related to projected capacitance touchscreen and proximity sensing technology. Provides access to patents, know-how and designs through licensing agreements,…
Serves B2B customers such as touchscreen, display and electronics manufacturers, OEMs and product developers seeking access to projected capacitance technology through licensing, joint ventures or…
Financial Health
StableStable · 0% CAGR over 2y
Location
VESC-ECO Ltd
Trajectory
1y · 2024–NowDesigns and develops motor controllers and embedded control systems for electric drive trains. Provides custom hardware, firmware and control software, plus configurable controller platforms…
Serves B2B engineering teams, OEMs and industrial system integrators developing electric drivetrains or embedded motor-control systems, from standard industrial applications to projects with…
Financial Health
Insufficient historyInsufficient history
Location
Silverstream (UK) Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops and supplies air lubrication systems for ships that release air bubbles along the hull to reduce drag and fuel consumption. Provides system design, installation for newbuild and retrofit…
Serves shipowners, charterers and shipyards in the global maritime sector, particularly container, gas/LNG, Ro-Ro/PCTC, cruise and bulk shipping operators.
Financial Health
StableStable · 0% CAGR over 3y
Location
ETALON RESEARCH LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy
Location
CARLTON TX LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -68% CAGR over 4y
Location
Millcroft Technology Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
POWER ELECTRONIC MEASUREMENTS LIMITED
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDesigns and manufactures Rogowski coil current probes and sensors for measuring AC current in power electronics systems. Products include wideband probes for oscilloscopes and data acquisition…
Serves engineering and technical teams in power electronics, renewable energy, mobility and industrial sectors, including users of oscilloscopes, power analysers and data acquisition systems.
Financial Health
WeakWeak · 9% CAGR over 1y
Location
Taraz Metrology Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures optical metrology systems for precision measurement, including photogrammetry-based instruments, areal surface measurement and extrusion profiling systems. Develops custom…
Serves B2B manufacturers and engineering organisations needing precision measurement for complex surfaces, tolerances, extrusion profiles and in-line or off-line quality control across industrial…
Financial Health
WeakWeak · -9% CAGR over 2y
Location
BLACKWELL HOLDINGS LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops and applies 3D concrete printing technology for construction of low‑rise buildings. Integrates hardware, software and construction expertise to design and build houses robotically, aiming to…
Serves homebuilders, property developers and construction-sector organisations planning sustainable low-rise residential or office schemes, with stated expansion beginning in the Middle East and…
Financial Health
DistressedDistressed · -68% CAGR over 4y
Location
PEM HOLDINGS LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDesigns and manufactures Rogowski coil current probes and sensors for measuring AC current in power electronics and industrial systems. Supplies clip‑around and fixed sensors for oscilloscopes, power…
Sells to B2B customers in power electronics, renewables, mobility and industrial sectors, including engineers and technical teams using oscilloscopes, power analysers and data acquisition systems,…
Financial Health
StableStable · 0% CAGR over 1y
Location
Iota Automation Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
DistressedDistressed
Location
Blaize Holdings Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops artificial intelligence edge computing hardware and software, including graph streaming processors and AI platforms for running machine learning workloads on edge devices and data centres.…
Sells to enterprises and technology teams deploying AI at the edge and in data centers, with focus on automotive, smart vision, and enterprise computing markets.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 2y
Location
Alicat Limited
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures gas and liquid flow meters, mass flow controllers, pressure meters and controllers, and gas mixing systems. Supplies instrumentation for monitoring and controlling flow and…
Serves B2B engineering, R&D, OEM and process teams in aerospace, defense, biotech, environmental monitoring, food and beverage, chromatography, hydrogen, oil and gas, thin film deposition,…
Financial Health
StrongStrong · Growing, Hiring · 4% CAGR over 4y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops C/C++ integrated development environments and firmware development tools for embedded microcontrollers, including IDE software, compilers, debugging tools and JTAG/SWD debug interfaces…
Sells to embedded C/C++ firmware engineers, electronics development teams, educational users and individual developers working with ARM, AVR, MSP430 and other microcontroller or microprocessor…
Financial Health
StableStable · -16% CAGR over 4y
Location
Big Data Specialists Ltd
Trajectory
1y · 2025–NowProvides an AI-driven financial data platform that aggregates news, regulatory filings, market data and other datasets, enabling users to monitor portfolios, run automated research, build AI agents,…
Serves financial services businesses, investment and research teams, quantitative developers, and platform partners that need financial market data and AI-agent infrastructure for portfolio…
Financial Health
Insufficient historyInsufficient history
Location
CLARITY OPTICAL LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Ancat Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 5y
Location
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How Nottingham Deep Tech companies work and how to sell to them
What they do
Nottingham deep tech suppliers usually earn revenue through a mix of paid feasibility work, prototype delivery, technical integration, support retainers and licence or usage fees once a customer accepts the technical risk. Some models attach revenue to intellectual property, including exclusive field-of-use rights, royalties or co-development agreements, especially where hardware, materials or healthcare technology is involved. Pricing is rarely a simple seat-based subscription at the outset. Commercial work often starts with a scoped pilot, lab validation, simulation, security assessment or trial deployment, then moves into multi-year supply, platform access, maintenance or specialist services if the buyer can operationalise the technology.
Who they sell to
Most Nottingham deep tech firms sell into buyers that have internal technical evaluators as well as budget authority: CTOs, heads of R&D, clinical leads, security teams, engineering directors, operations leaders and procurement functions. The customer base tends to be enterprise, industrial, healthcare, university-linked research, government or public-sector rather than small business self-serve. Sales cycles are usually measured in months rather than weeks because buyers need evidence, integration planning and governance sign-off. Routes to market are commonly direct sales, partner-led delivery, grant-backed collaboration, framework procurement or formal RFP processes, with commercial champions often sitting outside the central IT team.
What they buy
Most deep tech firms tend to spend on technical infrastructure before they spend heavily on generic go-to-market tooling. Common purchases include cloud compute, specialist hosting, data engineering, observability, cyber security, test equipment, prototyping services, laboratory or workshop support, simulation tools and product lifecycle management. They also need non-technical suppliers that understand research-led businesses: IP legal advice, regulatory consultancy, quality management, accounting, grant support, insurance, technical recruitment and specialist marketing for enterprise or public-sector buyers. As firms move from pilot work to repeatable delivery, billing, CRM, customer success, contract management and procurement workflow software tend to become more relevant.
Why and how to sell to them
Deep tech buyers tend to evaluate vendors when a project moves from research validation into paid pilots, when a new regulated use case appears, or when customer due diligence exposes gaps in security, documentation, quality systems or delivery capacity. Funding events, senior commercial hires, new technical vacancies and public-sector procurement activity can all signal intent, but the pitch needs to respect long decision cycles and technical scrutiny. Outbound works better when it links a category of spend to a concrete bottleneck: reducing integration effort, shortening evidence collection, passing buyer assurance, managing regulated workflows, or freeing scarce engineering staff from work that does not create defensible IP.
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
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