Accounting Companies in Brighton: 398 Active Firms (2026)
Accounting firms in Brighton prepare accounts, tax filings and audit support for SMEs across the city and surrounding metropolitan area.
Buyer demand tends to come from owner-managers, finance directors, office managers, trustees and local management teams that need recurring compliance work rather than one-off advisory projects. The main service lines cluster around accounts preparation, bookkeeping, payroll, tax compliance, management accounts and, for registered practices, statutory audit support. Engagements are usually retainer-led or annual-cycle work, with advisory layered on when clients face funding, succession, property, charity or cross-border tax questions. The commercial model is therefore local and relationship-based: client acquisition depends on referrals, professional networks and sector familiarity as much as formal tendering.
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Brighton has 398 actively trading accounting and audit firms, giving the city a sizeable local professional-services base rather than just a handful of branch offices. Reported headcount totals 514, and all 124 firms with headcount coverage report at least some employment. The cohort is still weighted towards smaller practices: only 1 firm is above £5M in turnover, while 44 firms have been incorporated since 2022. That mix points to a market where established client books sit alongside newer practices competing on responsiveness, cloud bookkeeping support and owner-manager tax work.
Statutory audit sits apart from general accounts preparation because it is a regulated activity. The FRC is the Competent Authority for public supervision of UK statutory auditors, while audit firms are registered and supervised through Recognised Supervisory Bodies and audit qualifications are handled through Recognised Qualifying Bodies. For Brighton practices, that creates a split market: bookkeeping, payroll and accounts work can be delivered by a wider set of firms, but audit work requires registration, inspection readiness and documented quality-control processes. Nationally, statutory audit supervision has been moving towards fewer registered providers, which may reinforce the gap between audit-capable practices and compliance-only accountants.
Brighton's accounting market appears likely to remain fragmented, local and relationship-led. Smaller practices tend to retain owner-managed clients where trust, availability and sector familiarity matter more than procurement formality. Scale-up scarcity may persist, since many firms can operate profitably without building a broader office network or moving far beyond compliance work. Audit-capable practices face a different path: supervision requirements and quality-control expectations make the work harder to treat as a casual add-on. Some consolidation may continue where succession planning, partner workload and technology costs make independent ownership less attractive, but the market still looks anchored in recurring SME service rather than national expansion.
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
398
Active firms
2026
44
New incorporations
since 2022
1
Above £5M
reported turnover
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Key facts
About 1% of the trading cohort reports turnover above £5M (1 of 398 firms) — the rest sits below that revenue band.
11% of the cohort was incorporated since 2022 (44 firms), so a sizeable share is in its first few filing cycles.
Statutory audit is a regulated activity; the FRC is the Competent Authority responsible for public supervision of UK statutory auditors.
UK statutory auditors and audit firms are registered and supervised through ACCA, Chartered Accountants Ireland, ICAEW and ICAS.
Registered statutory audit firms fell to 3,760 in 2024 from 5,007 in 2020, a 24.9% decline over five years.
Five Recognised Qualifying Bodies can offer the Audit Qualification: ACCA, ICAEW, Chartered Accountants Ireland, ICAS and AIA.
Surveyed accountancy bodies had more than 408,000 members in the UK and Republic of Ireland, compared with more than 623,000 worldwide.
Top Brighton Accounting companies
Financial sub-scores
Computed from 3 filingsProvides accounting, audit, tax advisory and business support services for companies and individuals, including bookkeeping, payroll, VAT, company formations, R&D tax claims, financial reporting,…
Serves businesses and individuals in Brighton, Hove and East Sussex, with sector focus on creative and video games studios, healthcare practices, life sciences firms, hospitality, legal, property,…
Financial Health
StableStable · Hiring · 10% CAGR over 2y
Location
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Provides accountancy and tax advisory services for businesses and individuals, including accounts preparation, bookkeeping, audit, payroll and auto‑enrolment, personal and business tax compliance,…
Serves businesses and private clients in Brighton/Sussex, including retail, construction, legal, healthcare, property management and development firms, plus charities, not-for-profits, trusts and…
Financial Health
N/AN/A
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 5 filingsProvides accountancy, bookkeeping and tax services for sole traders and limited companies, including payroll processing, VAT returns, personal and corporate tax advice, tax planning, and preparation…
Serves sole traders, limited companies and individual taxpayers in and around Brighton and East Sussex, primarily small business owners and clients with personal or business tax obligations.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsProvides accounting services for individuals, sole traders and small to medium-sized businesses, including bookkeeping, payroll processing, management accounts, credit control, VAT returns, year-end…
Serves private individuals, sole traders, start-ups and small to medium-sized businesses, primarily around Brighton, seeking outsourced accounting support.
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Provides chartered accountancy services including financial accounts preparation, tax returns, VAT, payroll, bookkeeping and business advisory support, with tax planning, compliance and consultancy…
Serves businesses, start-ups and individuals in Brighton & Hove and the wider East Sussex region seeking accountancy, tax and business advisory support.
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 3 filingsProvides chartered accountancy services including bookkeeping, accounts preparation, tax compliance and planning, and business advisory support. Works with individuals and owner‑managed businesses to…
Serves owner-managed businesses of all sizes and individual clients in Sussex, particularly Brighton, Hove and East Sussex, targeting business owners and key finance staff.
Financial Health
WeakWeak · 4% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides chartered accountancy services including accounts preparation, tax planning and compliance, bookkeeping, VAT returns, payroll, and business advisory. Supports businesses and individuals with…
Serves local businesses, start-ups, owner-managers and individuals in Brighton & Hove and across East Sussex with business and personal finance needs.
Financial Health
StableStable · 0% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsProvides accountancy and tax advisory services for individuals, sole traders and limited companies, including bookkeeping, payroll, VAT returns, tax planning, and preparation of business accounts and…
Serves sole traders, limited companies and individual taxpayers, particularly small business owners needing accountancy, payroll and tax support. Focuses on clients in and around Brighton and East…
Financial Health
StableStable · -11% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsProvides accountancy and business advisory services to small and medium-sized businesses, including bookkeeping, payroll processing, tax compliance and planning, business planning support, and…
Serves B2B clients in Brighton and beyond, including small businesses, entrepreneurs, contractors, landlords, construction firms, pubs and restaurants, e-commerce businesses, software developers and…
Financial Health
StrongStrong · Hiring · 12% CAGR over 4y
Location
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Provides accounting and business advisory services including audit and assurance, corporate tax and VAT advice, payroll, cloud accounting, corporate finance, and financial planning for businesses,…
Serves UK businesses and organisations, including owner-managed companies, academy schools, charities, FCA-regulated firms, healthcare, hospitality, manufacturing, property, recruitment, agriculture,…
Financial Health
N/AN/A
Location
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Financial sub-scores
Computed from 4 filingsProvides accountancy and tax advisory services for individuals and businesses, including bookkeeping, payroll, tax planning and filing, statutory accounts preparation, Making Tax Digital compliance,…
Serves individuals, startups, business owners and established SMEs in Brighton, across the UK and beyond, including companies needing ongoing finance, payroll, tax compliance and advisory support.
Financial Health
WeakWeak
Location
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Financial sub-scores
Computed from 5 filingsProvides accounting and audit services including preparation of accounts, taxation advice, payroll and bookkeeping, and business consultancy. Supports businesses, charities and individuals and…
Serves small businesses, sole traders, larger companies, charities, not-for-profit organisations, agencies, clubs, associations and individuals needing accountancy support.
Financial Health
HealthyHealthy
Location
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Financial sub-scores
Computed from 3 filingsProvides accountancy and tax services for individuals and businesses, including bookkeeping, self‑assessment tax returns, annual accounts preparation, auditing, service charge accounts, business…
Serves individuals, business start-ups and small local businesses, including cafés, photographers, wholesale/retail operators, Xero users, and clients with service charge or audit requirements.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
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Financial sub-scores
Computed from 3 filingsProvides audit, accounting, tax compliance and advisory services to businesses, organisations and private clients. Services include external and internal audit, corporate finance, payroll, company…
Serves UK businesses from owner-managed and family firms to large corporates, private-equity-backed companies and UK subsidiaries, plus private clients, charities, education providers, housing…
Financial Health
HealthyHealthy · Hiring · 13% CAGR over 2y
Location
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Financial sub-scores
Computed from 2 filingsFinancial Health
StrongStrong · Hiring · 100% CAGR over 1y
Location
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Financial sub-scores
Computed from 5 filingsProvides tax and accountancy services for sole traders and small businesses, including preparation of business accounts, personal tax returns, and assistance with Companies House filings. Also…
Serves sole traders, start-ups and small limited companies in Brighton, Sussex and East Sussex, plus individuals needing personal tax returns, particularly for property taxation.
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 5y
Location
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Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
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Computed from 4 filingsFinancial Health
DistressedDistressed
Location
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Computed from 5 filingsFinancial Health
DistressedDistressed · -16% CAGR over 4y
Location
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Computed from 5 filingsProvides accounting and tax services for small and medium-sized businesses, charities and individuals, including bookkeeping, VAT returns, payroll and CIS administration, annual accounts preparation,…
Serves small and medium-sized businesses and their owners, new business startups, charities and individuals, including clients with payroll, CIS or umbrella arrangements.
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
Location
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Computed from 4 filingsFinancial Health
StrongStrong · Hiring · 26% CAGR over 3y
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong
Location
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Computed from 5 filingsFinancial Health
DistressedDistressed
Location
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Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
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Computed from 4 filingsFinancial Health
DistressedDistressed
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Computed from 3 filingsFinancial Health
StableStable
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Computed from 5 filingsFinancial Health
StableStable · Hiring · 4% CAGR over 4y
Location
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Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 5y
Location
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Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
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Financial sub-scores
Computed from 5 filingsFinancial Health
StableStable · Hiring · 19% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -10% CAGR over 4y
Location
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Computed from 5 filingsFinancial Health
HealthyHealthy
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Computed from 5 filingsFinancial Health
StableStable · -16% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Growing, Hiring · 19% CAGR over 4y
Location
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Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
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Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
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Computed from 4 filingsProvides online accounting software and accountancy services for freelancers, contractors and small businesses. Offers bookkeeping tools, tax advice, self‑assessment filing, payroll processing, and…
Serves freelancers, contractors, sole traders, limited companies and small businesses, including e-commerce businesses, seeking accountancy support and software.
Financial Health
DistressedDistressed
Location
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Computed from 3 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 2y
Location
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Computed from 4 filingsFinancial Health
WeakWeak · -21% CAGR over 3y
Location
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Computed from 5 filingsFinancial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
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Computed from 3 filingsFinancial Health
StableStable
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy
Location
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Computed from 3 filingsFinancial Health
HealthyHealthy · 0% CAGR over 2y
Location
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Computed from 5 filingsFinancial Health
StableStable
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Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
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Computed from 5 filingsFinancial Health
DistressedDistressed · -10% CAGR over 4y
Location
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Computed from 3 filingsProvides accounting and business advisory services including bookkeeping, management information reporting, financial performance reviews, business planning support, and guidance on regulatory…
Serves businesses and their owners, with content aimed at B2B clients managing compliance, day-to-day finance, business planning and sector competitiveness rather than individual consumers.
Financial Health
StrongStrong · Growing · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides accountancy services for businesses and individuals, including preparation of annual and management accounts, statutory audits, tax compliance and planning, bookkeeping, payroll…
Serves SMEs, sole traders, company directors and established businesses, plus charities, non-profits and solicitors needing audit support. Also sells to individual taxpayers for self-assessment and…
Financial Health
WeakWeak · -4% CAGR over 4y
Location
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How Brighton Accounting companies work and how to sell to them
What they do
Brighton accounting practices usually earn through repeat work: monthly bookkeeping retainers, payroll runs, quarterly management accounts, annual accounts preparation and tax compliance. Pricing tends to be fixed-fee for defined compliance packages, with extra charges for advisory work, audit support, catch-up bookkeeping or more complex tax questions. The service shape is professional labour wrapped around workflow software, client records and regulatory process. Margins depend on keeping routine jobs standardised, getting client documents in on time, and reserving senior time for review, advice and relationship management rather than chasing paperwork.
Who they sell to
Most clients are SMEs, owner-managed companies, local organisations and trustees that need reliability more than a formal procurement exercise. The buyer is often the owner-manager, finance director, office manager or board member who feels the operational pain of late filings, payroll queries or unclear management information. Simple bookkeeping and accounts work can be won through referrals and direct conversations, while audit, assurance and larger outsourced finance engagements usually involve more scrutiny, partner involvement and comparison between practices. Contract value tends to follow client complexity rather than client prestige.
What they buy
Accounting firms tend to spend on tools and services that reduce manual administration across recurring client work. Common buying areas include practice management, workflow tracking, document collection, client onboarding, billing, payroll processing, tax production, management reporting, cyber security, backup, email, telephony and customer relationship management. Audit-capable firms also need methodology, file review, quality-control and training support. Outside software, many buy recruitment help, outsourced bookkeeping capacity, technical tax advice, professional-services marketing, website support and specialist legal or compliance input. The test is usually whether a supplier saves chargeable time without unsettling clients.
Why and how to sell to them
Buying triggers often appear when a practice adds clients faster than its admin processes can absorb, when partners face succession or workload pressure, or when audit supervision and quality-control expectations make informal processes harder to defend. Leadership changes, new client niches, payroll expansion and a push into advisory work can also create intent. Sellers usually get further by talking about margin protection, deadline control, client responsiveness and inspection readiness rather than abstract productivity. Evidence from similar local professional-services firms helps, as does a low-disruption implementation plan that respects busy-season capacity.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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Frequently asked questions
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