SaaS Companies Using Plesk in the UK: 64 Active Firms (2026)
UK SaaS firms running hosting control-panel technology sell subscription cloud applications while managing web infrastructure on public sites.
Adoption usually points to a lower-mid-market SaaS operator with direct responsibility for domains, certificates, mail, staging sites and customer-facing web estates. The buying centre is often a technical founder, operations lead or small engineering function rather than a formal infrastructure procurement team. For B2B SaaS, the stack tends to sit around public websites, support portals and marketing-led acquisition, so it signals a business that still keeps part of its hosting estate close to its own team. Engagements are usually modest: managed hosting, maintenance retainers and security work, not enterprise-wide platform outsourcing.
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The UK adoption footprint is narrow: 64 actively trading SaaS firms in this list run the profiled hosting control panel. Reported employment across the cohort totals 572 people. Within detected hosting panels for this SaaS sector, the system ranks first at 88.9% of a detected hosting-panel base of 72, while the next detected panel is at 13.9%. Regional registrations skew towards London at 28.1%, the South East at 15.6%, the North West at 10.9%, the East of England at 7.8% and the South West at 6.3%.
UK SaaS suppliers are not licensed as a single sector, so the control-panel choice usually matters through the obligations around what the hosted service processes. ICO guidance on UK GDPR and the Data Protection Act 2018 is relevant where customer accounts, usage logs, support tickets or marketing identifiers contain personal data. Contracting also tends to place security, backup, access control and processor-subprocessor terms under scrutiny, especially where the buyer is regulated. For cloud-dependent operators, the CMA’s public cloud infrastructure case closed on 31 July 2025 with findings of an adverse effect on competition and remedies, but that remains market-structure scrutiny rather than a SaaS-provider licensing regime.
Adoption appears likely to remain concentrated among SaaS operators that want close operational control over web hosting without building a larger platform engineering function. Managed cloud platforms and abstracted deployment services will keep pulling some teams away from control-panel estates, particularly where engineering hiring favours application delivery over server administration. At the same time, smaller B2B vendors with direct-channel websites, support portals and self-managed hosting are likely to keep using this type of stack where it lowers day-to-day operational friction. Security evidence, privacy documentation and buyer due diligence may matter more than the control panel itself.
Adoption by company size
Adoption of Plesk rises with company size across the trading UK SaaS companies in this cohort. 0.1% of the 37,913 companies with under 10 employees run Plesk (40 detected). 1.1% of the 1,886 companies with 10–50 employees run Plesk (20 detected). 0.6% of the 166 companies with over 50 employees run Plesk (1 detected). That is a 0.5% gap between the over 50 employees and under 10 employees bands.
64
Active firms
2026
88.9%
Of detected Hosting panels share
UK SaaS
6
Median headcount
Filed accounts
152
Verified contacts
Across this cohort
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Key facts
6% of the cohort was incorporated since 2022 (4 firms), so a sizeable share is in its first few filing cycles.
Within the 72 SaaS firms where a hosting-panel system is detectable, this hosting-panel technology appears in 88.9% (64), while the other detected panel appears in 13.9% (10).
London accounts for 28.1% (18) of SaaS firms running this hosting-panel technology, followed by the South East at 15.6% (10) and the North West at 10.9% (7).
Overlapping sector tags point to adjacent markets: Startup at 15.6% (10), AI & Machine Learning at 12.5% (8), Fintech at 10.9% (7), and Education & Training at 10.9% (7).
The ICO is the relevant UK data-protection regulator where SaaS suppliers process personal data under UK GDPR and the Data Protection Act 2018.
The CMA closed its public cloud infrastructure services case on 31 July 2025 after reporting an adverse effect on competition and recommending strategic market status investigations into the two largest cloud infrastructure providers.
Hosting & PaaS market share among UK SaaS
What else do Plesk-running SaaS run?
Share of the 64 Plesk-running UK companies where each technology was also detected. As of June 2026.
Where Plesk SaaS are, and how healthy they look
By region
By registered-office region; companies without a regional match count toward Rest of UK.
By financial health
From filed accounts; firms with fewer than two filings show as insufficient history.
6
Median headcount
£372.7K
Median UK turnover
0%
Above £5M turnover
4
Incorporated since 2022
152 verified decision-maker contacts
across these 64 companies, with emails available in Firmbase. Filter by role, seniority and stack.
Top UK SaaS using Plesk
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 4 filingsDevelops and sells software modules for the WHMCS hosting automation platform, including tools that integrate with cPanel and other services to automate web hosting account provisioning, server…
Serves web hosting providers and resellers using WHMCS and cPanel, particularly businesses that sell hosting accounts to end customers.
Financial Health
StrongStrong · Hiring · 14% CAGR over 3y
Location
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Computed from 3 filingsDevelops cloud-based business management software for employee induction, onboarding and training, attendance tracking, digital checklists, asset management, and document workflow. Platforms help…
Serves UK B2B customers, from small to large companies, particularly operations, HR and compliance teams responsible for employees, contractors, visitors, assets and internal processes.
Financial Health
DistressedDistressed · -91% CAGR over 2y
Location
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Computed from 5 filingsDevelops SaaS applications for field service businesses, including tools for job management, scheduling, quoting and invoicing, customer communication, and automated website content generation.…
Sells to field service and home-service businesses, including cleaning, landscaping, scaffolding, flooring, property maintenance, facilities maintenance, plumbing, electrical, removals, alarm fitting…
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsDevelops and operates a SaaS platform for billing, e‑commerce and business process automation. Software supports invoicing, subscription management, service provisioning, client management and…
Serves B2B subscription and service businesses, including web hosting providers, SaaS companies, digital agencies and other online service providers with recurring client relationships.
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
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Computed from 5 filingsProvides cloud-based software for estate and letting agents to manage property sales and rentals. Features include property marketing distribution to portals and social media, lettings management,…
Sells to estate agencies and letting agencies needing cloud software for sales, lettings management, property marketing, client portals and agency websites.
Financial Health
HealthyHealthy · Hiring · 12% CAGR over 4y
Location
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Computed from 3 filingsDevelops pharmacy delivery management software, including apps for pharmacies, drivers and patients. Platform integrates with PMR systems to schedule prescriptions, optimise delivery routes, track…
Serves independent and multi-site pharmacies that manage prescription deliveries, collections and care/nursing home drops, including teams using PMR systems and delivery drivers.
Financial Health
StrongStrong · Growing, Hiring · 58% CAGR over 2y
Location
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Computed from 5 filingsProvides an online relay network for florists to send and receive flower delivery orders. Also develops florist management software, mobile applications, and customised e‑commerce websites that…
Serves professional florist businesses, including independent flower shops, that need florist-to-florist order relay, industry software, apps and ecommerce website support.
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsDevelops software for harm reduction services to record, monitor and report client care activities. Platform includes modules for alcohol and drug assessments, needle exchange, BBV testing,…
Serves B2B and public-sector healthcare customers, including harm reduction services, drug and alcohol services, needle exchange sites, supervised consumption providers and health boards managing…
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 2 filingsProvides a cloud-based HR analytics platform that aggregates employee data from HR, payroll, recruitment and survey systems, delivering dashboards, reports, automated insights and alerts to help…
Sells to B2B organisations needing people analytics, especially HR leaders, HR managers and people managers. Also targets HR, payroll and HCM software partners that want to offer analytics to their…
Financial Health
WeakWeak · -25% CAGR over 1y
Location
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Computed from 3 filingsDevelops software for water utilities to manage and record network operations. Provides mobile and web applications that track valve, hydrant and asset activities, capture operational data, and…
Sells to B2B water utility companies, especially clean and wastewater network operators, operations managers and field technician teams needing visibility and control of network asset operations.
Financial Health
DistressedDistressed · -7% CAGR over 2y
Location
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Provides a software licensing and activation platform for developers, offering online and offline product activation, licence generation, payment integration, trial management, and web‑based tools to…
Serves software developers and independent software vendors that sell downloadable applications direct to end users, particularly small businesses needing licensing, activation, payment and trial…
Financial Health
N/AN/A
Location
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Computed from 3 filingsDevelops cloud-based inventory and management software for vehicle dismantling and recycling businesses. The platform manages donor vehicles, parts stock, warehouse operations and online listings,…
Serves vehicle dismantlers, salvage yards and automotive recyclers, including UK and international businesses handling donor vehicles, parts inventory, warehouses and online stock listings.
Financial Health
HealthyHealthy · Hiring · 58% CAGR over 2y
Location
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Computed from 5 filingsProvides biometric identity verification and automated KYC and AML screening software. Uses facial recognition, liveness detection, OCR and document verification to authenticate identity documents,…
Serves businesses with regulated or fraud-prone onboarding, including financial services, gaming, healthcare, legal and accounting firms, marketplaces, real estate, recruitment, retail/e-commerce,…
Financial Health
StrongStrong · Hiring · 28% CAGR over 4y
Location
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Computed from 3 filingsProvides cloud-based time and attendance software, workforce rota management tools, and access control systems. Supplies biometric and RFID clocking terminals, traditional time recorders, and…
Serves UK businesses and public sector organisations managing staff attendance, including construction, hospitality, retail, healthcare, manufacturing, distribution, financial services and garden…
Financial Health
HealthyHealthy · 2% CAGR over 2y
Location
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Computed from 5 filingsProvides an online regulatory intelligence platform for financial services firms, aggregating and organising UK, Irish and EU regulatory publications, consultations and guidance, with monitoring…
Serves compliance, risk, legal, regulatory change and research teams at financial services firms operating across the UK, Ireland and EU, plus related lawyers and governance stakeholders.
Financial Health
StableStable · 2% CAGR over 4y
Location
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Computed from 5 filingsProvides a real-time enterprise risk intelligence platform that monitors and assesses third‑party partners, vendors and merchants. Offers due diligence screening, compliance monitoring, website…
Serves B2B risk, compliance and onboarding teams at payments, iGaming, crypto/VASP and other regulated businesses that manage merchants, suppliers, vendors and partners.
Financial Health
StableStable · Hiring · 63% CAGR over 4y
Location
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Computed from 5 filingsDevelops and provides software platforms for media and publishing companies, including newsroom CMS, digital and print content management, advertising booking and production systems, subscription and…
Sells B2B to media companies, publishers, digital newsrooms, newspapers and magazines, serving editorial, advertising, audience, subscription and production teams managing print and digital…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Computed from 4 filingsDevelops software platforms for corporate benefits providers, supporting administration of auto‑enrolment pensions and payroll‑deducted employee benefits. Technology enables multi‑product benefit…
Serves B2B providers in the corporate benefits market, including employee benefit consultancies, corporate advisers, pension/product providers, business process outsourcers, fintechs, payroll…
Financial Health
HealthyHealthy · -4% CAGR over 3y
Location
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Computed from 3 filingsDevelops corporate governance and equity management software for companies and advisers. Products manage insider lists for MAR compliance, registers of interests disclosures, and administration of…
Sells to businesses needing corporate governance, compliance and equity administration tools, including listed issuers, regulated financial institutions, corporate administrators, advisors, law firms…
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 2y
Location
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Computed from 5 filingsProvides software for managing customer–supplier relationships and post‑contract processes. Platform includes contract lifecycle management, third‑party risk management, governance and compliance…
Serves B2B organisations, including regulated large enterprises and SMEs, targeting procurement, legal, risk, compliance, finance, IT, operations, and commercial teams across sectors such as…
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides business-to-business software for asset tokenization using blockchain and smart contracts. Offers platforms and tools for fund managers, wealth managers and financial infrastructure…
Sells B2B to investment industry organisations, including fund managers, wealth managers, token issuers and distributors, fund administrators, and market infrastructure providers involved in asset…
Financial Health
WeakWeak · Hiring · 26% CAGR over 4y
Location
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Computed from 5 filingsDevelops and provides subscription-based online platforms delivering medicines information and patient education, particularly for mental health treatments. Offers healthcare organisations branded…
Serves healthcare organisations needing licensed access for staff and service users, plus individual patients, carers and family members seeking mental health medicines information.
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 4y
Location
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Computed from 5 filingsDevelops IT software for the aviation and air cargo sector, including digital platforms for airports, airlines, freight forwarders, ground handling agents and warehouse operations, supporting…
Serves B2B aviation and logistics organisations, including airports, airlines, air cargo operators, freight forwarders, ground handling agents and warehouse management teams, plus healthcare quality…
Financial Health
StrongStrong
Location
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Computed from 5 filingsDevelops web-based e‑assessment and e‑portfolio platforms for professional and vocational learning. Provides systems such as CPD tracking tools, digital logbooks and online skills passports that…
Serves B2B and public-sector customers including universities, NHS bodies, professional institutions, trade bodies, learning providers and employers in regulated sectors such as healthcare,…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides learning management software and online training services for organisations. Offers LMS platforms, performance management and skills assessment tools, compliance and professional development…
Sells to organisations buying learning, compliance and performance management systems, including L&D, training and HR teams. Serves UK businesses and public sector bodies, with examples including…
Financial Health
HealthyHealthy
Location
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Computed from 5 filingsProvides software platforms for schools, nurseries and after‑school clubs, including booking and childcare management systems, PE lesson planning and assessment tools, and online CPD and training…
Serves B2B education and childcare organisations, including schools, nurseries, preschools, afterschool clubs, sports clubs and childcare providers, plus staff responsible for PE planning, bookings,…
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
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Computed from 5 filingsDevelops e-learning software and digital learning materials, including compliance training modules, virtual world environments, serious games, learning content management systems, and mobile learning…
Serves businesses and organisations worldwide that need e-learning and compliance training materials, including teams seeking virtual worlds, serious games, content systems and mobile learning…
Financial Health
StableStable · Hiring · 8% CAGR over 4y
Location
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Computed from 3 filingsDevelops livestock management software that helps farmers track herd data, record births, deaths and movements, manage breeding, medicines, feed and weights, store receipts, and generate compliance…
Sells to livestock farmers, farm owners and farm teams managing cattle and other herd operations, including individual producers and multi-user farm enterprises needing compliance and record-keeping…
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
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Computed from 4 filingsProvides GPS-based fleet management and telematics systems for businesses. Services include vehicle tracking, driver behaviour monitoring, route planning, remote tachograph data downloads, video…
Sells to businesses that operate vehicle fleets, including transport, logistics, car sharing and rental providers, school bus operators, and EV fleet managers. Also targets resellers and white-label…
Financial Health
StableStable · 0% CAGR over 3y
Location
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Computed from 4 filingsDevelops a payment‑adjacent software platform that integrates AI‑driven loyalty, rewards, and customer engagement into payment transactions. Provides tools for merchants, issuers and acquirers…
Serves B2B payment ecosystem customers, including card issuers, acquirers, ePOS/checkout providers and local or national merchants, with consumer-facing participation through shared rewards and…
Financial Health
StableStable · Hiring · 44% CAGR over 3y
Location
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Computed from 5 filingsDevelops data analytics and integration software for contact centres, providing real-time interaction data, reporting, and workforce management (WFM) adaptor tools that support operational analysis,…
Sells to B2B customer experience and contact centre operations, including enterprises with agent teams, workforce management functions, and service advisors.
Financial Health
WeakWeak · -69% CAGR over 4y
Location
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Computed from 3 filingsProvides online training courses in food hygiene, health and safety, fire safety, HACCP, and HR topics. Also offers a cloud-based training management system with compliance tracking, reporting, and…
Serves organisations of all sizes needing staff compliance training, especially food businesses and employers with multiple sites, departments and roles; also sells individual courses to…
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 4 filingsDevelops and provides a collaboration and messaging platform used to coordinate operational workflows. Software includes team chat channels, integrations, incident response playbooks, and deployment…
Serves B2B and public-sector buyers in mission-critical environments, including governments, militaries, critical infrastructure operators, financial services, energy, utilities, transport,…
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides mobile workforce communication and task management systems, including CARPS response management and TopCat compliance auditing software. Also offers consultancy, design, supply, installation…
Serves hospitals and healthcare providers, plus facilities management, education, media and venue organisations with mobile workforces needing staff coordination, compliance auditing and radio…
Financial Health
WeakWeak
Location
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Computed from 5 filingsProvides cloud-based customer loyalty and rewards software for enterprises. Platform enables businesses to launch and manage loyalty programmes, referral campaigns, partner offers, and gamified…
Serves enterprise and mid-market B2B and B2C brands, particularly telecoms, membership organisations, insurers, gyms and trade businesses, targeting marketing, product and retention teams responsible…
Financial Health
HealthyHealthy · Hiring · 28% CAGR over 4y
Location
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Computed from 5 filingsDevelops and distributes software for optical retailers and eye care practices, including point‑of‑sale systems, practice management software, electronic health records, patient scheduling, inventory…
Serves optical retailers and optometry practices globally, targeting practice owners, retail operations teams and clinic staff in need of point-of-sale, patient management, scheduling, inventory and…
Financial Health
HealthyHealthy · Hiring · 9% CAGR over 4y
Location
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Computed from 5 filingsProvides a SaaS platform for digital identity verification and compliance checks, including KYC and KYB screening, sanctions and PEP monitoring, adverse media checks, company data lookup, DBS checks,…
Serves enterprises, SMEs and sole traders in regulated and non-regulated sectors, especially organisations with AML, sanctions screening, KYB/KYC, DBS or safeguarding obligations across multiple…
Financial Health
StrongStrong · Growing, Hiring · 6% CAGR over 4y
Location
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Computed from 5 filingsDevelops healthcare imaging software including RIS and PACS systems, HTML5 diagnostic image viewers, and tools for DICOM data integration, sharing, anonymisation and migration. Provides integration,…
Serves healthcare organisations and clinical imaging teams, including radiology, cardiology, radiotherapy, nuclear medicine/PET departments, research institutions, and providers needing DICOM/HL7…
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
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Computed from 2 filingsDesigns and develops hardware and software systems for workforce and facility management, including staff attendance tracking, guard patrol and RFID checkpoint monitoring, visitor management…
Serves businesses and organisations with staffed facilities, targeting HR, security and facilities teams that need attendance verification, guard patrol oversight, visitor tracking and evacuation…
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 5 filingsDevelops AI-driven digital health platforms that enable individuals to manage and share personal health records, communicate with healthcare services, and maintain longitudinal health data to support…
Serves healthcare organisations, public health services, life sciences researchers and citizens involved in lifelong health and wellness, with an emphasis on population health and precision medicine.
Financial Health
StableStable · -9% CAGR over 4y
Location
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Computed from 5 filingsProvides an online platform offering physical education and active learning resources for primary schools, including PE lesson plans, movement break activities, dance and gymnastics instruction…
Sells to UK primary schools, multi-academy trusts, PE leads, classroom teachers and school staff seeking curriculum-aligned PE, active learning, wellbeing, SEND and CPD resources.
Financial Health
WeakWeak · -12% CAGR over 4y
Location
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Computed from 3 filingsDevelops software and monitoring systems for managing tankered wastewater operations. Provides plant control systems, tanker logging with GPS tracking, and centralised management software for…
Serves UK water companies and regulated wastewater operators managing tankered wastewater, including teams responsible for treatment plant operations, sludge collection, discharge monitoring and…
Financial Health
StableStable · Hiring · 12% CAGR over 2y
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Develops and provides software and consultancy for automating business processes, including purchase-to-pay, e‑procurement, e‑invoicing, document capture and management, digital mailroom, information…
Sells to B2B organisations undertaking digital transformation, especially finance, procurement, accounts payable, information management and mailroom teams in enterprises with complex data, document…
Financial Health
N/AN/A
Location
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Computed from 5 filingsDevelops and provides price comparison and ordering software for pharmacies. Platform compares medicine prices across pharmaceutical wholesalers, supports barcode scanning and PMR integration,…
Sells to UK pharmacies, including independent branches, pharmacy groups, owners and head office teams that manage medicine purchasing, wholesaler spend and branch-level ordering controls.
Financial Health
StrongStrong · Growing, Hiring · 11% CAGR over 4y
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Computed from 3 filingsDevelops compliance management software that analyses documents and asset data for social housing providers. The platform extracts data from certificates and reports, checks them against regulatory…
Serves asset and compliance managers at social housing providers, housing associations and rail organisations, particularly teams responsible for regulated property portfolios, tenant safety and…
Financial Health
StrongStrong · Growing, Hiring · 7% CAGR over 2y
Location
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Computed from 5 filingsDesigns and manufactures body‑worn video cameras and related accessories, including docking stations, and provides digital evidence management software for uploading, storing, tagging and sharing…
Sells to organisations needing body-worn video across healthcare, local government, transport, retail, hospitality, facilities management, education, waste, private security, parking management and…
Financial Health
StableStable · -68% CAGR over 4y
Location
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Computed from 5 filingsDevelops and supplies integrated software for the construction industry, including accounting, estimating and tendering, project cost control, procurement, subcontract management, and maintenance…
Serves B2B construction-sector organisations, including main contractors, subcontractors, house builders/developers and facilities or service maintenance providers.
Financial Health
WeakWeak · -7% CAGR over 4y
Location
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Computed from 3 filingsProvides digital transformation consultancy and software to automate business processes, including source-to-pay and accounts payable workflows, e‑procurement and e‑invoicing, document capture and…
Serves businesses and organisations of any size or industry, particularly finance, procurement, accounts payable, information management and mailroom teams with manual or paper-based processes.
Financial Health
DistressedDistressed · -32% CAGR over 2y
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Computed from 5 filingsProvides AI‑enabled fleet safety and telematics systems including vehicle dashcams, multi‑camera DVR setups and GPS tracking. Also offers remote tachograph downloads, compliance tools for FORS, CLOCS…
Serves B2B operators of commercial vehicle fleets, including transport, logistics and waste management firms, and fleet managers needing driver safety, accident management and FORS, CLOCS or DVS…
Financial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
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Computed from 3 filingsOperates a digital platform for carbon markets that connects companies and investors with environmental projects. Provides tools for project data verification, transaction management, monitoring of…
Serves corporates with net zero or ESG commitments, carbon buyers and climate finance investors, alongside carbon project partners and communities in climate-vulnerable low-income countries seeking…
Financial Health
HealthyHealthy · 0% CAGR over 2y
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How Plesk 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. SaaS companies are identified using Firmbase's semantic classification of company activity, built from filings, websites and registered SIC codes rather than SIC codes alone. The detected counts and share figures on this page are computed within that sector cohort, so "share" always means share of SaaS companies with a detectable system — not of all UK companies.
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.
Plesk 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
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