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Startup Companies in Bristol: 69 Active Firms (2026)
Startup companies in Bristol build early-stage products and services for scalable markets across the surrounding metropolitan area.
Buying decisions tend to sit with founders, finance leads, product owners and commercial teams rather than procurement-only departments. The Bristol cohort points to early-commercial businesses selling technology-enabled services, platforms and workflow tools into commercial markets, with buyer types split between local SMEs, mid-market customers and occasional enterprise product teams. Engagements are usually sized around pilots, retained product work, subscriptions or project-level deployments, not estate-wide outsourcing. The clearer research signal comes from lean operating teams, evidence of repeatable revenue, and enough technical or sector depth to move beyond agency-style delivery without yet resembling mature legacy suppliers.
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Bristol’s cohort is small enough for account-level review: 69 startup-tagged companies are actively trading across the city and surrounding metropolitan area. The employment footprint is visible rather than inferred, with 632 reported employees across the cohort. Scale remains deliberately early-stage; none of the firms sits above £5M turnover, while 11 were incorporated since 2022. That shape makes the city more useful for finding newly commercial teams and founder-led product businesses than for screening late-stage revenue scale-ups.
Lifecycle status does not create a separate regulatory perimeter. Incorporated startups still sit under ordinary UK company-law administration, including confirmation-statement filing and identity-verification requirements before some filings. Permissions then attach to the activity, not the label: financial services work may bring FCA oversight, energy supply may involve OFGEM, aviation activity may require CAA permissions, healthcare may fall within MHRA rules, and data protection obligations can bring the ICO into view. That distinction matters in Bristol because early-stage companies often test regulated-market propositions before their governance processes look like those of larger incumbents.
Bristol’s startup base appears likely to stay skewed towards early-commercial product and service companies rather than mature platform vendors. The scarcity of scale-up turnover suggests that founder-led sales, grant-funded development and partner channels will remain common routes to market. Buyer diligence may also tighten where products touch finance, energy, aviation, healthcare or personal data, as customers ask for permissions, assurance and clearer accountability before committing. Consolidation, where it happens, is more likely to come through acquisition of teams, intellectual property and customer relationships than through the emergence of many large independent operators.
69
Active firms
2026
11
Newer incorporations
incorporated since 2022
0
£5M+ turnover
no firms above the threshold
Key facts
15% of the cohort was incorporated since 2022 (11 firms), so a sizeable share is in its first few filing cycles.
“Startup” is a lifecycle and size tag rather than a separately regulated UK industry; financial services, energy supply, aviation, healthcare and legal activities still need the relevant permissions.
Companies House administration still applies, including confirmation statements and, where required, identity verification through gov.uk.
At the start of 2024, the UK had 5.5 million private-sector businesses, including 5.45 million small businesses with 0 to 49 employees.
ONS reported 2.725 million UK businesses registered for VAT and/or PAYE as of March 2024, down 0.1% from March 2023.
London was tied with New York City at #2 globally in a 2024 startup ecosystem ranking, behind Silicon Valley at #1.
Top Bristol startup companies
Limber Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsOperates an online platform that connects hospitality businesses with flexible workers for shift-based roles. Allows employers to post shifts, build pools of approved staff, and manage scheduling,…
Serves hospitality businesses needing flexible staffing, including pubs, bars, restaurants, coffee shops and multi-site operators, from independent venues to larger chains and employers.
Financial Health
StableStable · 0% CAGR over 2y
Location
URBAN INTELLIGENCE LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops digital planning software for local authorities. Its PlaceMaker platform helps planners analyse land and data, identify and assess development sites, run call‑for‑sites processes, model…
Targets UK public sector organisations, particularly local authority planning departments and council officers involved in Local Plan preparation, site assessment, consultations and community…
Financial Health
StableStable · Hiring · 19% CAGR over 4y
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops and operates an online platform that tracks corporate transparency and Modern Slavery Act compliance in supply chains. Provides dashboards, datasets, and analytics using AI‑assisted and…
Serves organisations with complex supply chains, including corporate procurement, compliance and ESG teams, plus public sector buyers using frameworks such as G-Cloud and National Highways.
Financial Health
HealthyHealthy
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops a software-as-a-service customer data platform for telecommunications operators. The platform integrates and processes subscriber data, builds real-time customer profiles, and applies AI and…
Serves B2B telecom operators and MVNOs, particularly marketing, commercial, data and technology leaders responsible for customer data, customer value management, and subscriber engagement.
Financial Health
HealthyHealthy
Location
Condense Reality Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops AI-powered virtual production software that captures and streams real performers as volumetric video into virtual environments. Tools enable real-time holographic broadcast into game…
Serves broadcasters, live event producers, virtual production studios and immersive media teams working on AR/VR, mixed-reality, game-engine performances and live installations.
Financial Health
StableStable · Hiring · 19% CAGR over 4y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides digital mapping software for indoor and outdoor spaces, including wayfinding, routing and asset tracking tools. Platform includes map management and analytics dashboards to help…
Serves B2B and public-sector operators of complex sites, including hospitals, retail centres, cultural venues and transport hubs, targeting estates, facilities, marketing and operations teams.
Financial Health
WeakWeak · Hiring · 3% CAGR over 4y
Location
SUSTAINABLE SYSTEMS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops software platforms to support residential energy retrofit projects, including online hubs for resident engagement, tools for managing grant-funded programmes, and property data analysis…
Serves UK housing associations, local authorities, tier-one contractors, retrofit businesses and one-stop shops, plus homeowners and residents involved in grant-funded or self-funded home retrofit…
Financial Health
StrongStrong · 18% CAGR over 2y
Location
Trajectory
1y · 2024–NowProvides geospatial analytics and datasets assessing climate and biodiversity risks for real estate and land assets. Develops mapping tools and models for heat, drought and wildfire exposure to…
Serves UK real estate, financial services and public-sector organisations needing property-specific nature and climate risk evidence, including banks, insurers, housing groups, conveyancing-related…
Financial Health
Insufficient historyInsufficient history
Location
Genomic Labs Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops in vitro diagnostic devices for rapid detection and identification of bacteria in blood samples. Technology analyses pathogens and antimicrobial resistance profiles to help clinicians select…
Serves hospitals, clinicians, microbiology teams and healthcare organisations involved in sepsis care and antimicrobial resistance management, with partnerships across the healthcare diagnostics…
Financial Health
StrongStrong · Growing, Hiring · 36% CAGR over 4y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides cloud software for renewable energy installers, including solar, heat pump, battery and EV charger companies. Platform offers CRM, quoting, job management, compliance documentation,…
Sells to UK B2B clean-tech installers, particularly solar, heat pump, battery storage and EV charger installation firms looking to manage growing project volumes, field teams and compliance…
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
ZERO POINT MOTION LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops high-precision inertial sensors and measurement units using silicon photonics to detect acceleration and rotation. Technology supports positioning and navigation systems for autonomous…
Serves B2B customers developing autonomous hardware, including drone, robotics, wheeled platform and wearable device manufacturers needing high-precision positioning and navigation components.
Financial Health
StrongStrong · Growing, Hiring · 52% CAGR over 4y
Location
Level Technologies Limited
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDevelops rating algorithms and software platforms for points‑based sports. Provides white‑label player rating, ranking and analytics systems that integrate with competition tools, plus online…
Sells to B2B sports organisations of any size, from local clubs and leagues to national and global governing bodies, plus companies running competition tools. Targets amateur and professional…
Financial Health
DistressedDistressed · 0% CAGR over 1y
Location
Snow Squared Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops a digital health platform delivering personalised prehabilitation and rehabilitation programmes for patients undergoing surgery or cancer treatment. The software provides remote exercise,…
Serves NHS and healthcare providers, especially perioperative, surgical and oncology departments, and clinicians responsible for patients undergoing major surgery, chemotherapy or radiotherapy.
Financial Health
HealthyHealthy · Hiring · 145% CAGR over 2y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops and supplies atomic force microscopy (AFM) probes, including silicon, conductive and silicon nitride probes, as well as bespoke probe designs. Also provides AFM and SEM imaging services and…
Sells to scientists, research laboratories and AFM/SEM microscopy users across multiple disciplines, including academic and industrial teams needing atomic force microscopy probes and related imaging…
Financial Health
HealthyHealthy · -5% CAGR over 4y
Location
Automated Architecture Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops and supplies deployable micro‑factory hardware and AI software for homebuilders. Systems process building designs and automate production of timber wall and floor panels on or near…
Sells to homebuilders and residential developers managing housing projects and build programmes, especially teams facing labour shortages, cost pressure, schedule risk and multi-site delivery needs.
Financial Health
StrongStrong
Location
Cellvoyant Technologies Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops AI-based software and services for analysing cell imaging data to support development of cell therapies. Provides a cloud platform that predicts cell states and outcomes from images, and…
Serves biotech and cell therapy R&D teams developing cell-based therapeutics, selling to scientists and process development teams that need predictive cell analytics and optimisation support for…
Financial Health
StableStable · Hiring · 87% CAGR over 3y
Location
COTHAM TECHNOLOGIES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops no‑code software platforms for creating mobile applications and workflows using AI-assisted tools. Offers products including SnapFlo and FloPro, plus consultancy services to design,…
Serves businesses, startups, product teams and non-technical creators seeking to prototype, pilot or launch mobile apps and workflows, including teams preparing concepts for customers, partners or…
Financial Health
WeakWeak · -8% CAGR over 4y
Location
RANVIER HEALTH LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops diagnostic tools and biomarkers for mental health and neurological conditions. Creates taste‑based screening tests, blood biomarker assays and computational models to detect, monitor and…
Serves patients seeking answers and clinicians managing depression, anxiety, Alzheimer’s and Parkinson’s, with relevance to healthcare organisations and investors in mental health and neurology…
Financial Health
WeakWeak · Hiring · 19% CAGR over 4y
Location
WASE Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops electro‑methanogenic wastewater treatment and waste‑to‑energy technology. Designs and installs modular biogas systems that convert industrial wastewater and by‑products into methane and…
Serves B2B customers with organic waste streams, including anaerobic digestion operators, breweries, distilleries, dairy and agricultural producers, and food and beverage manufacturers.
Financial Health
StrongStrong · Hiring · 15% CAGR over 4y
Location
Loopin SaaS Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides a SaaS people performance and coaching platform for organisations. The software collects employee engagement and wellbeing check‑ins, delivers manager dashboards and insights, and offers…
Serves B2B organisations, targeting HR, L&D and people leaders responsible for managers and employee teams, particularly those replacing engagement surveys or in-person management training.
Financial Health
DistressedDistressed · -6% CAGR over 4y
Location
OORT ENERGY LTD
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsDesigns and manufactures proton exchange membrane (PEM) hydrogen electrolysers and modular electrolyser systems that produce green hydrogen from water and electricity. Provides scalable units for…
Sells to businesses and project developers deploying green hydrogen systems, including industrial users with high-demand hydrogen applications and organisations building multi-megawatt, off-grid or…
Financial Health
DistressedDistressed · 83% CAGR over 1y
Location
Duality Quantum Photonics Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops quantum computing hardware based on photonic technology, including the design and manufacture of photonic chips and processors that use light for quantum information processing, and systems…
Serves B2B and research customers in quantum computing, photonics and fusion energy, including organisations working with photonic processors, quantum processors and real-time fusion diagnostics.
Financial Health
StrongStrong · Hiring · 100% CAGR over 4y
Location
Actuation Lab Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and develops industrial valve hardware using origami‑inspired mechanisms and magnetic coupling systems to eliminate valve stem seals and reduce gas leakage. Products target applications in…
Sells to industrial operators and commercial partners in natural gas, chemicals, hydrogen and green fuels, including cryogenic hydrogen sectors, with emissions-sensitive gas-handling operations.
Financial Health
StrongStrong · Growing, Hiring · 38% CAGR over 4y
Location
SIXTY SECONDS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides AI‑driven sales outreach tools and services, creating personalised video messages and multi‑channel campaigns. Uses prospect data enrichment, campaign sequencing and analytics to help…
Serves B2B go-to-market, sales and marketing teams seeking to reach defined prospect lists, particularly in SaaS, technology and e-commerce companies from mid-market to enterprise scale.
Financial Health
HealthyHealthy · -66% CAGR over 4y
Location
SLINK-TECH LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops automated vertiport infrastructure and control systems for drones and eVTOL aircraft. Provides sensor‑based ground and air traffic management technology enabling autonomous take‑off, landing…
Serves businesses and public-sector organisations planning drone or eVTOL operations, including vertiport operators, logistics providers, emergency/disaster-relief teams and infrastructure developers.
Financial Health
WeakWeak
Location
SaltyCo Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops biomaterial fibres and insulation for the textile and homeware industries. Produces BioPuff®, a plant‑based filling material made from wetland crops grown through regenerative agriculture,…
Sells to B2B apparel, textile and homeware brands seeking regenerative fibre materials for insulated garments and related products.
Financial Health
WeakWeak · Hiring · 29% CAGR over 4y
Location
NEUROCHASE HOLDINGS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops drug delivery technologies for the central nervous system, including convection‑enhanced delivery devices for gene and other therapeutics. Provides consultancy, training, and pre‑clinical…
Serves biotech and pharmaceutical companies, CROs and clinical research teams developing neurological disease therapies, from pre-clinical studies through clinical trials.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides cloud-based construction takeoff and estimating software for contractors and construction teams. The platform allows users to upload plans, measure quantities from drawings, automate…
Sells to B2B construction and building professionals, especially general contractors, specialty trades, estimators, architects, engineers, builders, manufacturers, suppliers and project owners…
Financial Health
StableStable · Hiring · 12% CAGR over 4y
Location
POLYN TECHNOLOGY LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns application‑specific neuromorphic semiconductor chips for on‑device edge AI. Products process raw sensor data such as voice and vibration using neural networks, enabling low‑power voice…
Serves B2B device and systems manufacturers in wearables, automotive, audio, smart home, industrial IoT and physical AI markets, including engineering teams building edge-AI sensor products.
Financial Health
StableStable · Hiring · 21% CAGR over 4y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops and produces bio‑inspired peptide biomaterials designed to improve adhesion in challenging environments. Supplies engineered peptides for use in medical adhesives, industrial applications…
Serves B2B innovation partners and product developers in medical devices, wound and ostomy care, industrial adhesives, security/optics and personal care, especially firms integrating ingredients into…
Financial Health
WeakWeak · Hiring · 6% CAGR over 2y
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops a mobile app and hardware light mask that use controlled flickering light sequences to guide meditation and altered‑consciousness sessions. Provides subscription access to guided audio…
Serves consumers seeking meditation, relaxation, sleep support and mental wellbeing tools, including mobile app users on iOS and Android and buyers of its Nova light mask for personal…
Financial Health
HealthyHealthy · Hiring · 57% CAGR over 4y
Location
Good Boost Wellbeing Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops and provides technology-enabled therapeutic exercise programmes delivered through leisure centres, swimming pools, and community health venues. The platform guides personalised…
Serves leisure centres, swimming pools, gyms, retirement villages, therapy pools, physiotherapy teams and public health teams, plus people living with physical health conditions seeking supported…
Financial Health
StableStable · Hiring · 12% CAGR over 4y
Location
Develops a cyber resilience training and simulation platform that provides hands-on cybersecurity labs, cyber‑attack simulations, and crisis exercises. Enables organisations to test incident…
Serves enterprise CISOs, security teams, developers and executives needing cyber resilience readiness, including sectors such as financial services, operational technology and organisations managing…
Location
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops lipid nanoparticle (LNP) targeting technologies for drug delivery. Its NanoPilot platform engineers LNPs to deliver therapeutics to specific cell types while reducing off‑target liver…
Serves pharmaceutical and biotech companies developing LNP-based therapeutics, including teams seeking licensing opportunities for targeted drug-delivery technologies.
Financial Health
StableStable · -10% CAGR over 4y
Location
HEYHARPER SHOP UK LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsSells waterproof, non‑tarnish jewellery and watches through an online retail store, including necklaces, rings, bracelets and earrings, as well as engraved items and monthly jewellery subscription…
Sells directly to consumers buying everyday fashion jewellery and watches, including sports-oriented shoppers, gift buyers and subscription customers seeking durable, waterproof accessories.
Financial Health
WeakWeak · 0% CAGR over 1y
Location
Adaptavate Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops carbon‑negative construction materials and technologies for the building industry. Products include carbon‑sequestering plasterboard (Breathaboard) and plaster (Breathaplasta). Also licenses…
Serves B2B customers in the construction sector, especially building product manufacturers globally and project teams, specifiers and developers seeking low-carbon materials for commercial building…
Financial Health
StrongStrong · Growing, Hiring · 37% CAGR over 4y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops and operates a B2B advertising platform that uses data and AI to identify target business audiences, run advertising campaigns across digital and media channels, and provide account‑level…
Serves B2B marketing teams and advertisers at companies seeking to reach business decision-makers, including marketing directors and demand generation teams using paid media across social, search,…
Financial Health
HealthyHealthy · Hiring · 206% CAGR over 2y
Location
VOLANT AUTONOMY LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops autonomous flight guidance and risk intelligence software for manned and unmanned aircraft, including detect‑and‑avoid systems and tools for automated SORA, airspace deconfliction and…
Serves aerospace and advanced air mobility organisations, including drone and BVLOS operators, aircraft manufacturers, air navigation service providers, defence aviation teams and public-sector…
Financial Health
StableStable
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops and provides a cloud-based platform for creating and managing standard operating procedures, methodologies and digital playbooks. Software includes knowledge management, task and project…
Serves B2B and public-sector organisations with structured project delivery needs, including infrastructure, rail, energy, financial services, consultancies, NHS trusts and universities, especially…
Financial Health
WeakWeak · 0% CAGR over 2y
Location
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops rapid point‑of‑care diagnostic technologies for detecting infections and guiding antibiotic selection. Its platforms, including VERI-5 and SCFI, analyse patient samples to identify pathogens…
Serves doctors, clinicians and small-animal veterinary practices involved in infection management and antibiotic prescribing, with an emphasis on point-of-care settings and UTI care.
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
Albotherm Ltd
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDevelops adaptive coating additives that change from transparent to reflective white with temperature, reducing solar gain. Used on greenhouse and building surfaces to regulate internal temperatures…
Targets B2B customers and partners in agriculture and the built environment, including greenhouse operators, building owners/developers, and materials or coating manufacturers seeking retrofit…
Financial Health
StrongStrong · Hiring · 39% CAGR over 4y
Location
DRIFT ENERGY LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDevelops maritime renewable energy systems using high‑performance sailing vessels equipped with underwater turbines and onboard storage to generate electricity at sea. Vessels harvest wind-driven…
Serves ports, fuel bunkering operators, maritime and shipping companies, co-located heavy industry, grid infrastructure buyers, and island nation governments.
Financial Health
HealthyHealthy · Hiring · 100% CAGR over 2y
Location
Develops medical diagnostic technology for cardiology, including the iKOr microcatheter system used in cardiac catheterisation labs to measure coronary physiology and provide real-time data to help…
Serves cardiologists, cath lab teams, hospitals and cardiovascular care providers involved in diagnosing and treating patients with complex coronary heart conditions.
Financial Health
Insufficient historyInsufficient history
Location
Calyo Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDevelops 3D ultrasound sensing technology, including sensors and perception software for autonomous vehicles and robotics. Products generate near‑range 3D environmental data to support navigation and…
Serves OEMs, developers and integrators building autonomous mobility, robotics and ADAS systems, including automotive, logistics, agriculture, mining, maritime, security, healthcare and off-road…
Financial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
Innotive Diagnostics Limited
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsDevelops point‑of‑care diagnostic tests for urinary tract infections, providing on‑site detection of bacterial pathogens and antimicrobial susceptibility within about an hour. Focuses on research and…
Serves healthcare providers and clinical settings treating patients with uncomplicated UTIs, particularly point-of-care teams seeking rapid antimicrobial susceptibility results without relying on…
Financial Health
StrongStrong · Hiring · 64% CAGR over 4y
Location
Optect Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsDevelops and commercialises long‑range IR3 flame detection systems using optical sensing technology. Devices detect small fires and flames at distance, including through smoke, and integrate with…
Serves B2B buyers and partners responsible for large-area fire safety, including asset owners in wildfire-prone areas, car park operators, facilities teams, insurers, and fire protection system…
Financial Health
HealthyHealthy · -5% CAGR over 4y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides a workplace wellbeing platform that collects employee feedback and wellbeing data, analyses trends by team and demographics, and delivers insights, AI assistance and content to help managers…
Sells to employers and organisational leaders seeking employee wellbeing support, including managers, HR teams and team leaders in businesses with multiple teams, locations or workforce demographics.
Financial Health
WeakWeak · -9% CAGR over 2y
Location
HVN LABS LTD
Trajectory
1y · 2025–NowDevelops drone swarm technology using artificial intelligence for coordinated flight, navigation and control. Systems support applications such as surveying and inspection, construction, agriculture,…
Serves businesses and organisations in surveys and inspection, construction, agriculture, drone entertainment, security, transportation and delivery.
Financial Health
Insufficient historyInsufficient history
Location
Impulsonics Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDevelops laboratory automation technology that uses acoustic waves to perform operations inside microplate wells, enabling manipulation of cells and biological samples and supporting automated…
Serves biotech and life science laboratories, scientists, and automation/product teams, including organisations looking to integrate acoustic lab technology into their own products.
Financial Health
DistressedDistressed · 0% CAGR over 1y
Location
Mykor Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsDevelops bio-based building insulation materials using mycelium and industrial biomass residues. Produces structurally insulated panels for internal and external walls and loose‑fill insulation…
Sells to B2B construction-sector customers, including building product specifiers, contractors, developers and manufacturers seeking insulation and wall-panel materials for internal partitions,…
Financial Health
StrongStrong · Growing, Hiring · 85% CAGR over 3y
Location
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How Bristol startup companies work and how to sell to them
What they do
Most Bristol startups monetise by turning specialist technical or operational work into repeatable products: subscription software, usage-priced platforms, retained services around implementation, and fixed-scope pilots. Revenue often starts as project work or consultancy-adjacent delivery, then moves towards recurring fees once the team can package onboarding, support and integrations. Ticket sizes tend to be modest at first, with customers paying for a proof point, workflow improvement or narrow deployment rather than a multi-year estate contract. Margins depend on how much delivery remains human-led; firms with lower services load can support more predictable renewal and expansion motions.
Who they sell to
Buyers are usually other businesses rather than consumers. Owner-managed companies, regional mid-market operators and product or change teams inside larger organisations are common targets, with public-sector opportunities appearing where a proposition fits a defined service problem. Decision-makers tend to be founders, finance directors, CTOs, heads of product, operations directors and commercial leads; procurement is more likely to appear once a buyer has formal vendor controls. Most deals move through founder-led direct sales, referrals, partner introductions or a short pilot, while larger accounts may add security review, legal negotiation and an RFP-style process.
What they buy
Spend tends to concentrate around the functions a lean team cannot afford to run manually for long. Common purchases include accounting, tax, payroll, legal advice, insurance, recruitment, fractional finance support, cloud hosting, data tooling, cyber security, product analytics, CRM, billing, customer support and observability. Teams selling into regulated or assurance-heavy markets may also buy compliance advice, penetration testing, policy work and documentation support. Marketing spend is usually practical rather than brand-led: website work, paid acquisition tests, sales development, content, events and partner-channel support where the firm needs to prove a repeatable route to market.
Why and how to sell to them
Commercial intent often appears when a Bristol startup moves from bespoke delivery to a repeatable product, hires its first senior finance or commercial lead, wins a larger customer, or starts selling into a regulated buyer. Pain points tend to be prosaic: founder dependency, patchy sales process, uneven onboarding, weak management reporting, customer assurance demands and cloud costs that creep ahead of revenue. Outbound works better when it attaches to a visible operating problem rather than a generic growth claim. Useful angles include reducing manual work, shortening implementation time, improving buyer trust, preparing for diligence and helping a small team look less risky to larger customers.
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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