Bookkeeping Companies Using Amazon Web Services in the UK: 83 Active Firms (2026)
Bookkeeping firms using cloud hosting run payroll, accounts and compliance workflows through web-delivered infrastructure in the UK.
For bookkeeping and payroll providers, a hyperscale cloud platform usually sits beneath client portals, document upload flows, payroll workbenches and accountancy integrations rather than acting as a product in its own right. Adoption tends to signal some in-house technical ownership or a retained web agency relationship, plus a need to handle recurring client traffic, seasonal payroll peaks and secure file exchange. These are generally business-to-business service firms selling outsourced finance administration to SMEs and mid-market clients; engagements are recurring, process-heavy and judged on accuracy, auditability and service continuity rather than software novelty.
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In the UK, 83 trading bookkeeping and payroll providers are running this cloud platform on their public web estate. Firms reporting headcount account for 1,421 employees, so the visible adoption base is a relatively small employer group rather than a broad payroll-software market. Within accounting and audit, the platform ranks first among detected PaaS options, with a 54.6% share against a sector denominator of 152. Registered offices are weighted towards London at 32.5%, ahead of the South East at 14.5%, Yorkshire and The Humber at 13.3%, the North West at 9.6% and the South West at 7.2%.
Bookkeeping and payroll workloads bring salary records, tax references and identity documents into the hosting environment, so buyers tend to ask for access control, backup, retention and audit-trail evidence before moving client processes online. The vendor ecosystem also matters: cloud hosting is usually tied to object storage, content delivery, form security, analytics and email tools across the public web estate. For smaller practices, the practical constraint is often supplier governance rather than compute cost, because outsourced web agencies and payroll bureaus may share responsibility for configuration.
Adoption appears likely to be shaped by client expectations for online payroll, document exchange and faster onboarding, rather than by experimentation with infrastructure for its own sake. Smaller bookkeeping practices tend to rely on web partners, which can slow platform changes and keep legacy hosting in place until a redesign or portal project forces a decision. Among larger outsourced finance providers, cloud platforms are likely to be treated as part of operating resilience and client-service governance. Consolidation in the agency and hosting supply chain may make stack choices more standardised over time.
Adoption by company size
Adoption of Amazon Web Services rises with company size across the trading UK bookkeeping companies in this cohort. 0.4% of the 16,109 companies with under 10 employees run Amazon Web Services (60 detected). 2.3% of the 830 companies with 10–50 employees run Amazon Web Services (19 detected). 7.1% of the 42 companies with over 50 employees run Amazon Web Services (3 detected). That is a 6.7% gap between the over 50 employees and under 10 employees bands.
83
Active firms
2026
54.6%
Of detected PaaS share
UK bookkeeping
6
Median headcount
Filed accounts
164
Verified contacts
Across this cohort
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Key facts
About 4% of the trading cohort reports turnover above £5M (4 of 83 firms) — the rest sits below that revenue band.
3% of the cohort was incorporated since 2022 (3 firms), so a sizeable share is in its first few filing cycles.
Among 152 bookkeeping firms with a detectable PaaS system, Amazon Web Services accounts for 54.6% (83), ahead of the next two alternatives at 20.4% (31) and 18.4% (28).
London accounts for 32.5% (27) of Amazon Web Services-running bookkeeping firms, followed by South East at 14.5% (12) and Yorkshire and The Humber at 13.3% (11).
Amazon S3 is also detected on 80.7% (67) of the cohort, while Amazon CloudFront appears on 39.8% (33), so storage and content delivery often sit in the same cloud family.
Accounting & Audit covers 100.0% (83) of the cohort, with overlapping SaaS tags on 10.8% (9), Management Consulting on 7.2% (6) and Wealth Management on 7.2% (6).
WordPress appears on 43.4% (36) of the cohort, Google Analytics on 41.0% (34), reCAPTCHA on 38.6% (32), Google Tag Manager on 36.1% (30) and Mailchimp on 34.9% (29).
Hosting & PaaS market share among UK Bookkeeping
Share of the 152 UK Bookkeeping with a detectable system. As of June 2026.
What else do Amazon Web Services-running Bookkeeping run?
Share of the 83 Amazon Web Services-running UK companies where each technology was also detected. As of June 2026.
Where Amazon Web Services Bookkeeping 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
£261.9K
Median UK turnover
4.8%
Above £5M turnover
3
Incorporated since 2022
164 verified decision-maker contacts
across these 83 companies, with emails available in Firmbase. Filter by role, seniority and stack.
Top UK Bookkeeping using Amazon Web Services
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 filingsProvides payroll services for contractors and recruitment agencies, including PAYE umbrella payroll, CIS payment processing, and payroll bureau services. Manages HMRC deductions, compliance checks,…
Serves UK recruitment agencies, startups and their temporary contractor workforces, including PAYE umbrella workers, CIS contractors, limited-company and self-employed contractors needing compliant…
Financial Health
HealthyHealthy · Profitable · -9% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides online accounting software and accountancy services for freelancers, contractors and small businesses, including bookkeeping, tax advice, self‑assessment filing, payroll, company accounts,…
Targets freelancers, contractors, sole traders, limited companies and small businesses, including e-commerce businesses, seeking online accountancy and tax support.
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides outsourced accounting and finance services for businesses, including bookkeeping, management accounts, VAT returns, payroll, annual accounts, tax compliance, financial modelling, and…
Serves ambitious UK businesses, from startups and scale-ups to established enterprises, especially owners and leadership teams wanting outsourced finance support and Xero-based accounting.
Financial Health
WeakWeak · -3% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsDevelops online accounting software and provides accountancy services for freelancers, contractors and small businesses. Services include bookkeeping tools, tax advice, self‑assessment filing,…
Serves freelancers, contractors, sole traders, small limited companies and e-commerce businesses, including owner-directors and small business owners.
Financial Health
StableStable
Location
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Financial sub-scores
Computed from 5 filingsProvides umbrella company and payroll processing services for contractors, agency workers and self‑employed professionals. Handles wage payments, tax deductions and HMRC and IR35 compliance, enabling…
Serves a mix of B2C and B2B customers, including contractors, agency workers, consultants, self-employed workers, entrepreneurs, startups, and small to medium-sized businesses needing outsourced…
Financial Health
StrongStrong · Hiring · 152% CAGR over 5y
Location
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Financial sub-scores
Computed from 5 filingsProvides accounting and bookkeeping services for small and medium-sized businesses, including payroll and CIS processing, tax and VAT return preparation, business advisory support, HR assistance, and…
Serves new and existing small to medium businesses, landlords, letting agents and local clubs or not-for-profit organisations, primarily around Sileby and Loughborough.
Financial Health
HealthyHealthy · Hiring · 9% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsProvides online accountancy services for freelancers, contractors, e‑commerce sellers and small businesses, including bookkeeping, VAT returns, tax filings, company formation, and accounts…
Serves UK freelancers, contractors, ecommerce and online retailers, content creators, consultants and small businesses, including new limited companies and SMEs switching accountants.
Financial Health
StrongStrong
Location
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Provides payroll and workforce administration services for recruitment agencies and organisations engaging contingent workers. Operates an online platform handling payslips, timesheets, expenses,…
Serves recruitment agencies and client organisations that use contingent workers, from large organisations with high-volume workforce needs to firms with specialist niche requirements; also supports…
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 5 filingsProvides outsourced payroll bureau services for businesses, including payroll processing, payslip production, RTI submissions to HMRC, workplace pension auto‑enrolment administration, handling PAYE…
Serves UK businesses, from single-director companies to employers with up to 1,000 staff, including local clients in Manchester, Stockport, Macclesfield, Alderley Edge, Wilmslow and Cheshire.
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsProvides outsourced payroll services for businesses, schools and accountancy firms, including payroll processing, staff payments via BACS, pension administration, compliance support, and online…
Serves UK organisations needing payroll support, including commercial clients, schools, academies and multi-academy trusts, plus accountancy firms seeking outsourced payroll for their clients.
Financial Health
DistressedDistressed · Hiring · 5% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides chartered accountancy and business advisory services, including audit, bookkeeping, payroll, tax planning and compliance. Also offers company secretarial support, HR consultancy, cloud…
Sells primarily to businesses seeking accountancy, tax and advisory support, especially SMEs. Also serves business owners and individuals needing personal wealth and tax advice, with most clients in…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides accounting and business advisory services including audit, bookkeeping, payroll, cloud accounting, tax planning, VAT advice, corporate finance, and banking and restructuring support, working…
Serves local SMEs and owner-managed businesses across Gloucestershire and Herefordshire, plus charities and organisations in construction, health and social care, hospitality, manufacturing,…
Financial Health
WeakWeak · Hiring · 4% CAGR over 4y
Location
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Provides accounting and business advisory services including audit and assurance, bookkeeping, payroll and HR outsourcing, tax planning and compliance, corporate finance, company secretarial support,…
Serves start-ups, growing businesses, companies planning exits, overseas businesses setting up in the UK, charities and not-for-profits, and clients in renewable energy, travel and hospitality,…
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 3 filingsProvides accountancy and business advisory services including auditing, bookkeeping, payroll, VAT and tax advice, corporate finance, restructuring, and cloud accounting, and support for buying or…
Serves UK businesses and organisations of varying stages, including charities, construction, health and social care, hospitality, manufacturing, professional services, property, recruitment and…
Financial Health
DistressedDistressed · 0% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides accounting, audit, tax, payroll and business advisory services to businesses and individuals. Offers outsourced finance functions, compliance support and consulting, including tax planning,…
Serves UK businesses of varied sizes, especially micro, small and medium-sized companies, as well as business owners and individuals seeking local accountancy and advisory support.
Financial Health
StableStable · -62% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides accountancy and business advisory services to SMEs, including preparation of annual accounts and tax returns, bookkeeping, VAT and payroll processing, management accounts, cashflow…
Serves SMEs and owner-managed businesses in Chelmsford, Tiptree and Essex, from start-ups to larger established companies.
Financial Health
StrongStrong · Growing, Hiring · 14% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsProvides chartered accountancy services including statutory and management accounts, bookkeeping, payroll, tax compliance and advisory, audits, and financial planning. Also advises on business…
Serves UK businesses and individuals, including start-ups and established companies, with sector focus on manufacturing, medical professions and retail, plus clients needing audit, tax, accounting…
Financial Health
StrongStrong · Growing, Hiring · 8% CAGR over 2y
Location
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Financial sub-scores
Computed from 3 filingsProvides accountancy services including accounts preparation, tax return completion, bookkeeping and payroll processing. Advises businesses on financial management and supports use of accounting…
Serves businesses across a variety of sectors, alongside individuals needing self-assessment support, with a focus on clients seeking accountancy and business advice.
Financial Health
StableStable · 2% CAGR over 2y
Location
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Financial sub-scores
Computed from 2 filingsProvides accounting, audit and assurance, tax advisory, bookkeeping, payroll and HR outsourcing, and corporate finance services. Also offers company secretarial, forensic accounting, wealth…
Serves UK and international businesses, including start-ups, growing companies, firms planning exits, charities and not-for-profits, plus clients in renewable energy, travel and hospitality.
Financial Health
WeakWeak · -3% CAGR over 1y
Location
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Financial sub-scores
Computed from 5 filingsProvides umbrella employment and payroll services for contractors and recruitment agencies, including PAYE payroll processing, CIS payment administration, and limited company accountancy support.…
Serves recruitment agencies, end clients and UK contractors, including temporary workers, CIS contractors and limited company contractors needing umbrella payroll, PAYE and accountancy support.
Financial Health
WeakWeak · -84% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides accountancy and tax services for contractors, freelancers, sole traders and small businesses. Services include bookkeeping, VAT, payroll, CIS returns and refunds, tax returns, management…
Serves contractors, freelancers, sole traders and small limited companies, including self-employed workers and small business owners seeking accounting and tax support.
Financial Health
WeakWeak · -18% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsProvides payroll, residuals management, and production accounting services for film and television productions. Offers digital payroll workflows, purchase order and production office software,…
Serves film and television production companies, studios and entertainment brands, targeting production accountants, finance teams and corporate production departments in the screen industries.
Financial Health
StableStable
Location
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Provides accountancy and business advisory services including bookkeeping, financial reporting, tax compliance, and payroll processing through an associated payroll service for businesses and…
Serves businesses and employers in Kent, including clients needing accountancy, business advisory and payroll-related support.
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 5 filingsProvides accountancy and tax services for businesses and individuals, including preparation of accounts, self‑assessment and corporation tax returns, payroll and CIS processing, VAT support, and…
Serves local businesses and individual taxpayers, including business owners needing accountancy, payroll, VAT, corporation tax and self-assessment support. Targets SMEs and personal clients seeking…
Financial Health
HealthyHealthy · -2% CAGR over 4y
Location
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Financial sub-scores
Computed from 4 filingsProvides accountancy and financial management services for businesses and charities, including audit and accounts, payroll, tax advice, virtual finance department support, accounting software setup…
Targets SMEs, growth-stage companies, start-ups, business incubators and charities, particularly founders, finance directors and charity leaders responsible for financial operations.
Financial Health
StableStable · 2% CAGR over 3y
Location
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Financial sub-scores
Computed from 4 filingsProvides chartered certified accountancy services for businesses and individuals, including preparation of accounts, tax compliance and advisory services. Offers cloud accounting support, financial…
Serves small companies, local organisations and individual clients in Pembrokeshire, including business owners and finance staff seeking accountancy and tax support.
Financial Health
HealthyHealthy · -3% CAGR over 3y
Location
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Financial sub-scores
Computed from 3 filingsProvides accountancy and business advisory services including bookkeeping, audit, tax planning and compliance, payroll administration, management accounts, corporate finance advice, company…
Serves a mix of B2C and B2B clients across England and Wales, including individuals, contractors, sole traders, partnerships, limited companies and LLPs.
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 2y
Location
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Financial sub-scores
Computed from 3 filingsProvides accounting, audit and tax services, bookkeeping and payroll, business and tax advisory, personal tax, wealth, wills and probate planning, and cryptocurrency tax advice to individuals and…
Serves business owners and organisations, alongside individuals needing personal tax, wealth, wills, probate or crypto tax support.
Financial Health
StableStable · Hiring · 15% CAGR over 2y
Location
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Computed from 5 filingsProvides accountancy and tax services for businesses and individuals, including accounts preparation, tax returns, payroll, and compliance. Supports cloud accounting using Xero and FreeAgent, and…
Serves small businesses, owner-managers and individuals in the Wokingham area, including FreeAgent and Xero users and people focused on business growth, personal wealth or retirement planning.
Financial Health
StrongStrong · Hiring · 19% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides accountancy and advisory services including statutory accounts preparation, independent audits, tax planning and compliance, VAT returns, payroll processing, bookkeeping, and financial…
Serves SMEs, entrepreneurs and high net worth individuals across the UK and Asia, with sector focus on retail, restaurants and bars, private investments and real estate.
Financial Health
HealthyHealthy · Hiring · 11% CAGR over 4y
Location
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Computed from 5 filingsProvides accounting and tax services for businesses and self‑employed professionals, including year‑end accounts, corporation and personal tax returns, bookkeeping, VAT returns, payroll, management…
Serves UK SMEs and self-employed professionals, especially business owners and company directors in property, e-commerce, healthcare, agencies, hospitality, online businesses and professional…
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides accountancy services for start-ups, sole traders, partnerships and limited companies, including accounts preparation, financial statements, tax and VAT returns, payroll processing,…
Serves UK start-ups, sole traders, partnerships and small to medium-sized limited companies across varied trades and professions.
Financial Health
WeakWeak · Hiring · 11% CAGR over 4y
Location
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Computed from 3 filingsProvides accountancy services for startups and small to medium businesses, including accounts preparation, financial statements for limited companies, tax and VAT returns, payroll and auto‑enrolment…
Serves B2B customers including start-ups, sole traders, partnerships, limited companies, and small to medium-sized businesses across a range of trades and professions, with clients accommodated…
Financial Health
StableStable
Location
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Computed from 5 filingsProvides accountancy services for businesses and startups, including preparation of accounts and financial statements for sole traders, partnerships and limited companies, tax and VAT compliance,…
Serves UK start-ups, sole traders, partnerships, limited companies and small to medium-sized businesses across varied trades and professions.
Financial Health
WeakWeak · Hiring · 19% CAGR over 3y
Location
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Computed from 3 filingsProvides accountancy services for small and medium-sized businesses, including accounts preparation, VAT returns, corporate and personal tax returns, bookkeeping, payroll and CIS administration,…
Sells to small and medium-sized businesses, including startups, needing accounting, tax and payroll support, and also serves individual taxpayers requiring personal tax and capital gains tax filing…
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides accountancy services including preparation of financial accounts, tax compliance and tax planning, VAT returns, payroll processing, and business advisory services. Supports clients with…
Serves businesses and individual taxpayers needing accountancy support, including clients in Plymouth/Devon and remote clients elsewhere.
Financial Health
StableStable · -1% CAGR over 5y
Location
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Computed from 3 filingsProvides accountancy services for businesses and individuals, including bookkeeping, payroll, corporation tax, personal tax returns, VAT and CIS reporting, contractor accounting, startup support, and…
Serves businesses, contractors, startups and individual taxpayers across the North East of Scotland, spanning a diverse client portfolio with company, payroll, VAT and personal tax needs.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
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Computed from 4 filingsProvides accountancy and financial advisory services for businesses and individuals, including bookkeeping, payroll, VAT and tax compliance, corporate finance, business planning, mergers and…
Serves businesses and individual clients needing accountancy and tax support, with emphasis on SMEs and owner-managed firms in construction, healthcare, care homes, property and real estate, plus…
Financial Health
StableStable · 0% CAGR over 3y
Location
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Computed from 5 filingsProvides accountancy services including bookkeeping, tax planning and compliance, payroll, and business consultancy. Assists businesses and self‑employed clients with VAT, corporation tax,…
Serves B2B small and medium-sized businesses across industries, plus self-employed professionals and business owners. Also sells to individuals needing personal tax advice and support with protecting…
Financial Health
DistressedDistressed · -10% CAGR over 4y
Location
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Computed from 4 filingsProvides accounting and business advisory services including auditing, bookkeeping, payroll, tax planning, VAT advice, corporate finance, restructuring support, and probate and estate administration…
Serves UK businesses, charities and individuals, with sector focus on construction, health and social care, hospitality, manufacturing and engineering, professional services, property, recruitment…
Financial Health
StrongStrong · Growing, Hiring · 18% CAGR over 3y
Location
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Computed from 5 filingsProvides accountancy services including bookkeeping, tax planning and compliance, payroll management, and business consultancy. Advises individuals and small to medium-sized businesses on corporate…
Serves sole traders, self-employed professionals, business owners and small to medium-sized businesses across industries, with capacity to support larger businesses and individuals running their own…
Financial Health
StableStable · Hiring · 5% CAGR over 5y
Location
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Computed from 3 filingsProvides chartered accountancy and business advisory services including audit, accounts preparation, tax compliance and advisory, VAT, payroll, R&D tax relief, company secretarial support, outsourced…
Serves ambitious small and growing businesses, owners and directors, primarily in Yorkshire and the UK, with sector focus on charities, not-for-profits, healthcare, rural economy, property/service…
Financial Health
HealthyHealthy · Hiring · 9% CAGR over 2y
Location
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Computed from 3 filingsProvides accountancy and tax services for businesses and individuals, including bookkeeping, payroll, audit, company formation, corporate tax planning, VAT support, and self‑assessment. Also advises…
Serves small and owner-managed businesses, sole traders, landlords, contractors, startups, charities and professional clients, plus individuals needing personal tax support, with in-person coverage…
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides accounting and tax services for individuals and businesses, including preparation of statutory accounts, bookkeeping, payroll administration, VAT returns, self‑assessment tax filings,…
Serves sole traders, partnerships, limited companies and company directors, plus individuals needing personal tax support, primarily small businesses employing staff or managing VAT, payroll and…
Financial Health
WeakWeak · 0% CAGR over 5y
Location
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Computed from 5 filingsProvides accounting and tax services for small and medium-sized businesses and self‑employed clients, including bookkeeping, payroll, HMRC and Companies House returns, company formation, company…
Serves small to medium-sized businesses, startups and self-employed individuals requiring accountancy support for HMRC and Companies House compliance.
Financial Health
HealthyHealthy · Hiring · 6% CAGR over 4y
Location
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Computed from 3 filingsProvides accounting and tax advisory services for individuals and businesses, including annual accounts preparation, bookkeeping, payroll, VAT and corporation tax, personal tax returns, management…
Serves small businesses and self-employed customers, including start-ups, companies, partnerships, charities, CIS subcontractors and landlords, as well as individual taxpayers seeking accounting,…
Financial Health
StableStable · Hiring · 14% CAGR over 2y
Location
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Computed from 5 filingsProvides outsourced accounting and finance services, including bookkeeping, financial reporting, tax and compliance support, and back‑office CFO services. Supports businesses and accounting firms…
Serves B2B clients including small businesses, accounting firms, property management companies, travel businesses and medical clinics, with stated markets in the US, UK and New Zealand.
Financial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
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Computed from 5 filingsProvides accountancy and tax advisory services to businesses and individuals, including bookkeeping, accounts preparation, company formation, payroll, VAT and tax return filing, and support with…
Serves businesses and private individuals, including start-ups, sole traders, partnerships, limited companies, property investors and landlords needing accountancy and tax support.
Financial Health
StableStable
Location
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Computed from 3 filingsProvides accountancy and audit services for businesses and individuals, including tax planning and self‑assessment, payroll management, financial planning, and business advisory services. Also offers…
Serves UK businesses of varying sizes, private clients and family estates, with sector focus on agriculture, charities, land development, landed estates, leisure and hospitality, property and…
Financial Health
StableStable · Hiring · 11% CAGR over 2y
Location
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Computed from 3 filingsProvides accountancy and business advisory services to businesses and individuals, including auditing, corporate and personal tax planning, payroll processing, VAT support, company secretarial…
Serves business owners and organisations of all sizes across the UK, with emphasis on North West businesses, regulated firms, charities and sports-sector clients; also supports individuals needing…
Financial Health
StableStable · 3% CAGR over 2y
Location
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How Amazon Web Services 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. bookkeeping 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 bookkeeping 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.
Sources
- Payroll Outsourcing Market Size & Share Analysis - Growth Trends and Forecast (2026 - 2031)
- Market Size (2026): USD 13.21 Billion.
- Market Size (2031): USD 17.83 Billion.
- Growth Rate (2026 - 2031): 6.19% CAGR.
- North America accounted for 40.70% of 2025 revenue.
- Asia-Pacific is the fastest-growing region at an 8.78% CAGR through 2031.
Amazon Web Services is a trademark of its respective owner. Firmbase is not affiliated with, sponsored by, or endorsed by the trademark owner.
UK Bookkeeping by Hosting & PaaS
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Frequently asked questions
How many UK bookkeeping companies use Amazon Web Services?
What share of UK bookkeeping companies run Amazon Web Services?
How is Amazon Web Services usage detected?
What size bookkeeping companies use Amazon Web Services in the UK?
What do Amazon Web Services-running bookkeeping companies also run?
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