Companies Using Autoptimize in London: 139 Active Firms (2026)
Companies using website speed tools compress and cache public web pages for faster delivery across London.
Adoption of this site-speed tooling tends to sit with organisations that treat the public website as a sales, booking or service channel rather than a brochure. London users are spread across field services and trades, travel and hospitality, SaaS, wholesale and distribution, and education and training, so the buying centre is often marketing, ecommerce, IT or an agency partner rather than a pure engineering team. The tool’s job is mostly front-end housekeeping: minifying assets, managing script loading, and reducing the drag from media-heavy pages. Its presence usually signals a modest but deliberate web-operations budget, with enough traffic or conversion pressure to make page-speed work worth maintaining.
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London has 139 companies running this website-speed stack and actively trading. Together, these firms report employment of 1,962 people, so the adoption picture is skewed towards smaller operators rather than enterprise estates. The pattern fits a public-web optimisation tool: it is cheap enough for lean teams, but still appears among commercially developed sites where load time, form completion and search visibility matter. Several firms sit above the micro-business layer, yet the typical user looks closer to an owner-managed or specialist-services company than a large digital-platform organisation.
Procurement is usually low-friction, but governance still matters because performance tooling sits close to cookies, analytics tags, embedded forms and third-party scripts. Analytics tooling appears on 59% of these sites, tag-management tooling on 48.2%, and bot-checking widgets on 48.9%, which pulls the stack into consent design, retention policy and supplier review rather than pure page-speed tuning. For customer-facing London businesses, GDPR and ICO guidance are the main reference points. Agencies managing public websites also need change-control discipline, since a caching or script-loading change can alter checkout, booking or enquiry flows without changing the visible page design.
Adoption appears likely to remain tied to maintenance cycles rather than one-off procurement events. Users tend to keep performance plugins in place while refreshing themes, trimming scripts or moving hosting arrangements, and churn often follows wider website rebuilds. The more demanding sites may push optimisation into hosting, content delivery and observability bundles, leaving standalone tooling as part of a mixed agency-managed stack. Smaller firms are likely to retain it where it solves a practical page-speed problem without adding developer workload. The main constraint is governance: once marketing tags, consent controls and page caching interact, ownership can become unclear.
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
Adoption by company size
Adoption of Autoptimize rises with company size across the trading companies in this cohort. 0% of the 532,485 companies with under 10 employees run Autoptimize (88 detected). 0.3% of the 15,364 companies with 10–50 employees run Autoptimize (48 detected). 0.2% of the 1,763 companies with over 50 employees run Autoptimize (4 detected). That is a 0.2% gap between the over 50 employees and under 10 employees bands.
139
Active firms
2026
7
Above £5M turnover
Trading firms
7
Median headcount
Filed accounts
279
Verified directors
Across this cohort
Top companies using Autoptimize in London
Ranked by sales-readiness score: an AI model assesses what each company does, its sector and size, and scores its overall fit. Best-fit prospects appear first.
Financial sub-scores
Computed from 3 filingsDevelops cloud-based retail software including mobile point‑of‑sale, order management, inventory control, CRM and analytics tools. Platform supports omnichannel retail operations such as…
Serves enterprise retailers and venue-based merchants, especially high-end apparel, footwear and apparel brands, museums, stadiums and arenas seeking omnichannel commerce operations.
Financial Health
StrongStrong · Hiring · 18% CAGR over 2y
Location
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Computed from 2 filingsProvides ESG and sustainability management software that collects and consolidates environmental, social and governance data, supports regulatory reporting frameworks, tracks carbon emissions across…
Serves B2B sustainability, finance and compliance teams in mid-market and enterprise organisations, including manufacturing, food and beverage, energy, shipping, retail, real estate, private equity,…
Financial Health
HealthyHealthy · Hiring · 62% CAGR over 1y
Location
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Develops and operates an omnichannel demand-side advertising platform that enables brands and agencies to plan audiences, buy digital media, and measure campaign performance across channels using…
Serves B2B advertisers, including brands and advertising agencies running omnichannel digital campaigns and seeking audience targeting, media buying and measurement across multiple channels.
Financial Health
N/AN/A
Location
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Computed from 5 filingsProvides cloud-based SEO and digital marketing software including keyword research, rank tracking, website audits, backlink analysis, competitor research, content optimisation tools, and automated…
Sells to SEO professionals, digital marketing agencies, in-house marketing teams at enterprises and SMBs, and entrepreneurs managing search visibility, content marketing, local marketing, and client…
Financial Health
WeakWeak
Location
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Computed from 5 filingsDevelops event management software for organising in‑person, virtual and hybrid events. Platform includes online registration, event websites, mobile apps, virtual venues, attendee check‑in, badging,…
Serves B2B event organisers and organisations managing in-person, virtual or hybrid events, including teams needing attendee registration, event websites, mobile apps, badging and check-in workflows.
Financial Health
DistressedDistressed · -24% CAGR over 4y
Location
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Computed from 2 filingsDevelops digital lending platform software for banks, payment providers, and marketplaces. Provides tools for loan origination, credit lines, revenue‑based financing, customer onboarding, and…
Sells to banks, financial institutions, payment service providers, acquirers, marketplaces and retailers seeking to offer or expand digital lending and embedded finance products to their customers.
Financial Health
HealthyHealthy · Hiring · 100% CAGR over 1y
Location
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Computed from 5 filingsProvides fine art and photographic printing services, including giclée and C‑type prints on archival papers. Offers mounting and framing, plus print‑on‑demand production with global dropshipping for…
Serves visual artists, photographers and online art sellers, from individual creators to art brands with ecommerce stores and social media audiences.
Financial Health
StableStable · -2% CAGR over 4y
Location
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Computed from 5 filingsOperates an online bulk SMS platform that enables businesses to send, receive and manage text messages. Provides tools for marketing and transactional messaging, including scheduling, throttling, URL…
Sells to SMEs, enterprise organisations, NHS bodies and government teams in the UK, especially marketing, customer service and operations teams communicating with customers, patients and service…
Financial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
Location
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Computed from 5 filingsDevelops and provides a fintech platform that enables banks and insurance companies to design, launch and manage digital financial products. Supports services such as account opening, lending,…
Serves banking and insurance business and technology leaders, including retail banks, lenders, insurers and firms pursuing embedded finance or insurance propositions.
Financial Health
StableStable · -75% CAGR over 4y
Location
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Develops AI-powered software platform for private markets firms, providing tools for capital fundraising, deal sourcing and management, and investor relations. Offers applications, data integration,…
Serves private markets firms, including private equity, real assets, real estate/infrastructure and private credit managers, targeting capital formation, deal, investor relations and investor…
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Computed from 4 filingsDevelops and provides a unified cybersecurity platform offering endpoint, network and email security, vulnerability and patch management, privileged access management, and threat detection and…
Sells to businesses and public sector organisations needing cybersecurity, including SMBs and enterprises in critical infrastructure, education, engineering, energy, government, healthcare,…
Financial Health
WeakWeak · 0% CAGR over 3y
Location
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Computed from 5 filingsDevelops cloud-based software for asset and wealth management firms. Platform supports front‑to‑back investment operations including portfolio management, trading, accounting, reporting and data…
Serves B2B asset and wealth management organisations, including investment managers, banks, pension teams and firms managing portfolios and alternative products, with a global customer base.
Financial Health
HealthyHealthy · Hiring · 68% CAGR over 4y
Location
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Computed from 4 filingsProvides international eSIM mobile data plans and virtual phone numbers through an online platform, enabling users to purchase and install digital SIMs for mobile connectivity across multiple…
Serves individual travellers and mobile users seeking country-specific, regional or global mobile connectivity across destinations including Europe, Asia, the Middle East and South America.
Financial Health
WeakWeak · Hiring · 39% CAGR over 3y
Location
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Computed from 4 filingsDevelops and provides cloud-based virtual data room software used to securely store, manage and share confidential documents during transactions. The platform includes document management, permission…
Serves B2B dealmakers and project teams in financial services, M&A advisory, fundraising, life sciences, clinical trials, real estate, restructuring and board communications.
Financial Health
StableStable · Hiring · 72% CAGR over 5y
Location
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Computed from 3 filingsDevelops and acquires enterprise software used to manage operational data and processes. Products include electronic patient record systems, workforce management, telecom network monitoring, document…
Serves public and private sector organisations in Western Europe and the US, including healthcare providers, local government, gyms, telecoms operators, logistics firms, airports, airlines, finance…
Financial Health
HealthyHealthy · -85% CAGR over 2y
Location
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Computed from 4 filingsProvides online secondary education for students aged 10–20, delivering daily teacher‑led lessons in English alongside mentoring and coaching. Prepares students for qualifications such as IGCSEs and…
Serves families and students aged 10–20 seeking English-language online secondary education, mentoring and internationally recognised qualifications, particularly those in CET-compatible time zones…
Financial Health
StrongStrong
Location
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Computed from 5 filingsProvides on-demand laundry, dry cleaning and ironing services with online booking, collecting garments from customers and returning cleaned items via scheduled pickup and delivery, including…
Targets B2C customers with busy diaries, including professionals, families, parents, pet owners and people who find launderette visits difficult.
Financial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
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Computed from 3 filingsProvides online educational content, professional development courses and software tools for sports coaches and organisations, including session planning applications, learning management platforms,…
Serves individual sports coaches, sports clubs, leagues, associations and national federations, with separate offerings for coaches developing their skills and organisations managing coach education…
Financial Health
StableStable · Hiring · 44% CAGR over 2y
Location
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Computed from 3 filingsDevelops and operates software platforms for receivables‑backed working capital and trade finance programmes. Provides funding platforms, APIs, analytics and reporting tools used by banks, insurers…
Serves banks, financial institutions, asset managers, insurers and trade finance originators running receivables-backed working capital programmes for large corporate clients globally.
Financial Health
StableStable · -3% CAGR over 2y
Location
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Computed from 2 filingsDevelops medical imaging analysis software that uses AI to process coronary CT angiography scans, generating 3D models of the heart and measurements of blood flow and plaque to help clinicians…
Serves hospitals, imaging centres, cardiology practices and healthcare systems involved in coronary artery disease care, targeting clinicians and administrators building CCTA-based cardiac programmes.
Financial Health
HealthyHealthy · 0% CAGR over 1y
Location
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Develops and supplies network security and application delivery products, including DDoS protection, web application firewalls, load balancing (ADC), carrier‑grade NAT, SSL/TLS inspection, and…
Serves large enterprises, telecoms and service providers, and public-sector organisations, with sector focus on financial services, healthcare, higher education, government, gaming, manufacturing and…
Financial Health
N/AN/A
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Computed from 5 filingsDevelops low‑latency software for financial trading systems, including FIX engines, matching engines, data distribution and messaging frameworks. Provides tools and platforms for building…
Serves B2B customers building low-latency trading systems, especially top-tier banks, funds, brokers and electronic trading teams. Also targets developers and engineering teams needing…
Financial Health
DistressedDistressed · -62% CAGR over 4y
Location
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Computed from 5 filingsProvides online identity document verification services for businesses, including Right to Work and Right to Rent checks, KYC/AML identity validation, digital DBS identity checks, and API-based ID…
Serves B2B and public-sector organisations needing identity compliance, including employers, recruitment teams, ACSPs, DBS-check providers, landlords, education institutions and regulated firms with…
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
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Computed from 5 filingsOperates an online retail store selling electronic cigarettes, vape kits, disposable vapes, pods and e‑liquids. Offers products from multiple vape brands, along with nicotine salts, shortfill…
Sells directly to consumers in the UK looking for vaping products, including e-liquids, refill pods, vape kits and disposable alternatives, with options spanning new users and regular vapers.
Financial Health
DistressedDistressed · -12% CAGR over 3y
Location
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Computed from 4 filingsDistributes and sells toys, games, and leisure products, including action figures, puzzles, wooden toys, scooters, ride‑on vehicles, and sensory toys, alongside video games and related accessories…
Serves toy, gift, leisure and video game retailers needing trade ordering and product assets, alongside consumers shopping online for children’s toys, collectables and lifestyle gifts.
Financial Health
WeakWeak · -10% CAGR over 3y
Location
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Computed from 5 filingsDesigns and supplies custom branded reusable water bottles and cups for businesses, events and retailers. Offers bespoke stainless steel bottles with logos, colours and packaging, manufactured with…
Serves brands, marketing agencies, retailers and event organisers needing bulk bespoke branded bottles or cups, with minimum orders of 50 and larger requirements for campaigns, retail ranges and…
Financial Health
HealthyHealthy · Hiring · 44% CAGR over 3y
Location
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Computed from 5 filingsProvides online education and professional training focused on financial technology, artificial intelligence, blockchain and digital assets. Offers courses, certifications, executive programmes,…
Serves finance-sector professionals, senior leaders, graduates, SMEs, and corporate or government teams, with audiences across banking, payments, wealth management, compliance, insurance, treasury…
Financial Health
StableStable · -32% CAGR over 4y
Location
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Computed from 2 filingsSupplies office products and workplace consumables via an online store, and provides facilities management services including furniture installation, managed print, document archiving and shredding,…
Sells to UK businesses needing workplace supplies and facilities services, including office managers, procurement teams and operations teams buying office products, furniture, print, archiving,…
Financial Health
HealthyHealthy · 4% CAGR over 1y
Location
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Computed from 5 filingsProvides online training, continuing professional development (CPD) courses, study resources, and podcasts for counsellors and counselling students. Offers learning materials on therapy skills,…
Serves qualified counsellors, counselling trainees and students, including practitioners needing CPD and support with online, telephone and inclusive therapy practice.
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 4y
Location
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Computed from 5 filingsProvides AWS consulting focused on end‑user computing, helping organisations migrate desktops and applications to Amazon WorkSpaces and AppStream 2.0. Develops and supports the WorkSpaces Manager…
Sells to IT and infrastructure leaders at businesses using AWS, especially organisations with remote workforces and enterprise-scale Amazon WorkSpaces or AppStream environments across AWS regions.
Financial Health
HealthyHealthy · -5% CAGR over 4y
Location
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Computed from 5 filingsProvides cloud-based software for social housing providers to manage building safety and regulatory compliance, including gas, fire, electrical, water quality, asbestos and insurance inspections,…
Serves social housing providers, including large housing associations and G15 organisations, whose compliance, property safety and asset management teams oversee regulated residential buildings and…
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
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Computed from 3 filingsProvides identity and access management (IAM) consulting and services, including strategy, implementation, system integration, and managed operations. Supports organisations with access management,…
Serves large enterprises and public-sector utilities with complex identity security needs, across sectors including automotive, banking, retail, energy, finance, healthcare, insurance, logistics and…
Financial Health
StrongStrong · Hiring · 31% CAGR over 2y
Location
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Computed from 5 filingsProduces packaged dessert snacks including cookie dough and gelato bites, ready‑to‑bake cookie dough, soft‑baked cookies, and cookie dough skillets. Products are sold in multiple flavours and…
Sells to consumer grocery shoppers seeking gluten-free, better-for-you sweet snacks, including free-from and indulgent snack buyers, through supermarkets and food retailers such as Sainsbury’s and…
Financial Health
HealthyHealthy · Hiring · 44% CAGR over 4y
Location
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Computed from 3 filingsProvides tool and plant hire for construction and DIY projects, including cement mixers, excavators, dumpers, access towers, floor sanders, breakers, heaters, dehumidifiers and other site equipment.…
Serves trade contractors, repeat account customers and DIY consumers needing tool, plant and access equipment hire in Enfield and London.
Financial Health
StableStable · -9% CAGR over 2y
Location
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Provides live-in and visiting home care services, including hourly, respite, overnight and end-of-life care. Supports older adults and people with conditions such as dementia, Parkinson’s, stroke and…
Serves private individuals and families arranging support for older adults or loved ones with dementia, Alzheimer’s, complex conditions, frailty, respite, palliative or end-of-life needs across…
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Provides live-in and visiting home care services for adults in their own homes, including support with daily living, dementia and Alzheimer’s care, respite care, palliative and end-of-life care, and…
Serves private individuals and families across the UK seeking care at home for older relatives or adults with complex needs, including dementia, Alzheimer’s, Parkinson’s, stroke, cancer, mobility…
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Provides live-in and visiting home care services for adults requiring support at home. Services include elderly care, dementia and Alzheimer’s care, respite care, complex care, palliative and…
Serves private individuals and families across the UK seeking support for older adults and people with dementia, Alzheimer’s, complex conditions, frailty, disability, mental health needs, or…
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Computed from 3 filingsProvides event catering and food delivery services for corporate meetings, weddings and private events. Offers menus including breakfasts, buffets, hot meals, canapés and desserts, as well as drinks…
Sells to businesses and private customers in London, serving workplace buyers organising office breakfasts, meetings and corporate events, as well as individuals planning weddings, parties and other…
Financial Health
StrongStrong · Growing, Hiring · 26% CAGR over 2y
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Computed from 3 filingsProvides recruitment services focused on change and transformation, technology, and insight roles. Sources and places professionals with businesses, offering candidate search, job listings, and…
Serves businesses hiring change, transformation and technology professionals, alongside candidates seeking roles in those specialisms, with job listings focused on London.
Financial Health
HealthyHealthy · -15% CAGR over 2y
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Computed from 5 filingsProvides private tutoring services for school and university students across subjects including GCSE, A‑level, IB and degree courses. Also offers support for academic writing, dissertations, and…
Serves students and parents seeking private academic support across GCSE, IGCSE, A-level, IB, university courses, dissertations, admissions tests and professional qualifications, including Oxbridge,…
Financial Health
StrongStrong · Growing, Hiring · 27% CAGR over 4y
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Computed from 5 filingsBrews craft beers in keg, bottle and can, and produces craft gin. Operates a brewery taproom serving drinks and hosting events, and sells beer and spirits online and to pubs, bars and restaurants.…
Serves adult craft beer and spirits consumers via taproom, online store and subscriptions, and sells B2B to pubs, bars and restaurants across London, plus trade partners needing contract brewing and…
Financial Health
StableStable · -15% CAGR over 4y
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Computed from 5 filingsOperates self-storage facilities offering short- and long-term storage units for personal and business use. Provides furniture, student and moving storage, document archiving, warehousing space,…
Serves consumers and businesses in London needing storage, including households moving or renovating, students, travellers, ecommerce sellers, firms relocating, and organisations needing warehousing,…
Financial Health
WeakWeak · -67% CAGR over 4y
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Computed from 5 filingsDevelops and distributes multimedia software for editing, converting and creating video and audio files. Products include video editing tools, video and audio converters, a media player, and image…
Sells primarily to individual consumers, hobbyist editors and content creators who work with video, audio and image files, with possible use by freelancers or small businesses needing desktop…
Financial Health
StableStable · -68% CAGR over 4y
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Computed from 5 filingsSupplies catering and takeaway food packaging, including biodegradable containers, paper coffee cups, carrier bags, sandwich bags, films, foils, cake boxes and tableware, along with barista and…
Sells B2B to cafés, coffee shops, takeaways, street food outlets, caterers and other foodservice businesses in the UK seeking food, drink and takeaway packaging, tableware, cleaning products and…
Financial Health
StableStable · -7% CAGR over 4y
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Provides outsourced IT infrastructure and managed services including cybersecurity monitoring and response, vulnerability management, cloud and disaster recovery services, firewall and endpoint…
Serves mid-market companies and larger organisations with internal IT needs, especially businesses running Microsoft 365/Azure, cloud infrastructure, servers, networks and SaaS applications.
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Computed from 5 filingsWholesale supplier of packaging, household, and convenience-store products, including carrier bags, bin liners, paper and foil wraps, confectionery, batteries, lighters, hygiene products, kitchen…
Serves independent retailers, convenience stores, newsagents and small food-service businesses buying wholesale consumables, confectionery, packaging, hygiene and shop supplies.
Financial Health
HealthyHealthy · Hiring · 4% CAGR over 4y
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Computed from 5 filingsSupplies office products and workplace equipment including desks, chairs, paper and printer consumables via an online store. Also provides office interior refurbishment, hygiene and cleaning…
Serves UK businesses of all sizes, including office managers, facilities teams and procurement buyers responsible for workplace interiors, office supplies, hygiene products and document workflows.
Financial Health
DistressedDistressed
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Computed from 5 filingsDevelops and sells plant‑based egg alternatives made from aquafaba alongside vegan baked goods including cakes, cupcakes and baking ingredients. Products are marketed under the OGGS brand and used…
Serves consumers seeking plant-based, egg-free cakes and baking alternatives, including vegans and people avoiding eggs, and also targets retailers, stockists and foodservice venues offering vegan…
Financial Health
DistressedDistressed
Location
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Computed from 5 filingsDevelops medical technology for assessment and monitoring of ADHD, including computerised tests such as QbTest and QbCheck that measure attention, impulsivity and activity levels for clinicians in…
Sells to B2B healthcare and education providers involved in ADHD assessment and management, including primary care, specialist and virtual care clinicians, private sector providers, researchers, and…
Financial Health
StableStable · -58% CAGR over 4y
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Computed from 4 filingsProvides digital marketing and strategy services for brands operating across Chinese and Western markets. Services include market entry strategy, digital strategy, consumer research, performance…
Serves B2B clients: consumer brands and retailers, especially FMCG, luxury, beauty and travel-retail companies, targeting Chinese and Western digital audiences.
Financial Health
HealthyHealthy · -4% CAGR over 3y
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Key facts
About 5% of the trading cohort reports turnover above £5M (7 of 139 firms) — the rest sits below that revenue band.
11% of the cohort was incorporated since 2022 (16 firms), so a sizeable share is in its first few filing cycles.
100.0% of detected sites sit on the same content-management stack, so page-speed work is likely handled close to publishing and content operations.
Web analytics appears on 59.0% of sites, while tag-management tooling appears on 48.2%, pointing to measurement-led front-end performance work.
Bot and form protection appears on 48.9% of sites, placing speed optimisation alongside spam-control and security concerns.
A CDN or edge-security layer appears on 40.3% of the cohort, suggesting some London users pair page optimisation with caching and traffic filtering beyond the origin server.
Sector tags are spread across Field Services & Trades at 13.7%, Travel & Hospitality at 12.2%, and SaaS at 11.5%.
What else do Autoptimize users run?
Share of the 139 Autoptimize-running UK companies where each technology was also detected. As of June 2026.
Who runs Autoptimize in the UK?
By sector
Sectors overlap, so shares need not sum to 100%.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
7
Median headcount
£601.4K
Median UK turnover
5%
Above £5M turnover
16
Incorporated since 2022
Verified directors — included in the file
Director names and roles for these 215 companies, alongside financials and websites, in one CSV file.
How Autoptimize usage is detected
Company data
Detected companies are joined to UK Companies House records and XBRL accounts data. 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.
Detection
Firmbase crawls the public website of actively-trading UK companies and fingerprints the technologies present: tracking scripts, embedded forms, chat widgets, CMS markers and similar signatures. A company is included in this list when one or more of the technology's signatures are found on its site; closely-related variants of the same product are grouped under one name. Detection covers what is visible on the public web — a company using the technology purely internally, with no website footprint, will not appear. Counts are therefore a conservative floor, not a ceiling.
Freshness
Websites are re-crawled on a rolling basis and the underlying company data is refreshed from Companies House continuously; filings appear within days of submission. The list and its statistics are regenerated when the detected cohort moves meaningfully. You can see the last-updated timestamp near the top of the page.
Autoptimize is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
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Frequently asked questions
How many companies in London use Autoptimize?
How is Autoptimize usage detected?
What kinds of companies use Autoptimize in London?
What do Autoptimize users in London also run?
How fresh is this data?
Can I get contact details for these companies?
Buy all 215 companies as a spreadsheet.
One Excel/CSV file with company details, websites and key data — yours to download and use.