In 2026, small business accountant costs typically range from £75 to £500 per month, depending on business structure, transaction volume, VAT registration, and payroll requirements.
Limited companies usually incur higher accounting fees than sole traders because they must file statutory accounts, Corporation Tax returns, and confirmation statements with Companies House.
Some providers such as LTD Companies bundle incorporation and accounting together, with packages starting from £542 + VAT, offering clearer first-year cost visibility for newly formed limited companies.
Knowing how much an accountant costs for small businesses helps you plan smarter and avoid potential nasty surprises.
The right accounting services won’t just file your taxes. Far from it. They’ll help you stay compliant and make better financial decisions, something which is essential when just starting out as a small business.
Whether you’re just starting out or scaling up, understanding what affects accounting fees can help you choose the best setup for your budget and goals.
In this guide, you’ll learn:
- The average accountant cost for small businesses in 2026
- What affects pricing and how to compare quotes
- What Sleek’s £60/month package includes
- When DIY accounting makes sense—and when it doesn’t
What are typical accountant costs for small businesses in 2026?
The cost of an accountant for small business owners in 2026 depends on the size of your company, the complexity of your finances, and how much support you want.
Most small businesses spend between £60 and £450 a month on accounting, depending on whether it’s just bookkeeping services or full-service support that includes tax returns, VAT, and payroll.
Here’s a snapshot of average 2026 fees across the UK:
Service | Typical cost (2026) | What’s included |
Monthly accounting package | £60–£450/month | Bookkeeping, year-end accounts, tax return, VAT, payroll |
Bookkeeping only | £20–£45/hour | Recording transactions, reconciling bank accounts |
£150–£350 fixed fee | For directors, freelancers, or sole traders | |
Year-end accounts + Corporation Tax return (CT600) | £600–£1,800 | Preparation and submission to HMRC and Companies House |
Virtual finance director (FD) | £600–£2,500/month | Strategic financial oversight, forecasts, and reporting |
What determines the cost of an accountant in the UK?
No two businesses are the same, so accounting costs vary depending on your structure, turnover, and how hands-on you want to be. Understanding what drives pricing helps you compare quotes fairly and avoid overpaying.
Here are the main factors that influence the cost of an accountant in 2025:
1. Business size and complexity
More transactions, staff, or revenue streams mean more work. A sole trader with simple books will pay far less than a limited company managing payroll, VAT, and multiple income sources.
2. Services included
Full-service packages that include bookkeeping, tax filings, payroll, and VAT returns naturally cost more than compliance-only options.
3. Software and systems
Accountants using tools like Xero or QuickBooks can streamline work and reduce manual admin. If you’re still managing spreadsheets, setup or cleanup time can increase costs.
4. Frequency of support
Monthly bookkeeping costs more than quarterly or annual-only support, but it keeps records cleaner and helps you avoid HMRC surprises.
5. Location and market rates
Accountants in London or major cities often charge higher fees than regional firms. However, remote and digital-first options like Sleek keep costs consistent nationwide.
6. Specialist expertise
If you work in a regulated or complex industry—like e-commerce, or property—expect higher rates for sector-specific knowledge.
How much do Sleek’s accounting services cost?
Most small businesses in the UK now pay between £100 and £450 a month for full accounting support, depending on their size and setup.
Sleek’s plans start from £60 per month, making us one of the few providers offering complete, tech-driven accounting for less than the national average.
Here’s how that compares:
Service | Typical UK range (2026) | Sleek | What you get with Sleek |
Monthly accounting package | £100–£450/month | From £60/month | One predictable fee covering bookkeeping, year-end accounts, VAT, payroll, and tax filing. |
Bookkeeping | £20–£45/hour | Included | Fully managed digital bookkeeping through Xero, kept accurate in real time. |
Self Assessment | £150–£350 | Included in package | Director’s Self Assessment prepared by the same accountant who manages your books. |
VAT returns | £40–£150/month | Included | Digital submissions handled in line with Making Tax Digital. |
Payroll (1–5 employees) | £25–£75/month | Included | Automated HMRC submissions with no extra charge. |
Company accounts + CT600 | £600–£1,800 | Included | Prepared and filed on your behalf as part of your standard plan. |
Sleek keeps prices lower because we’re built differently — no hourly billing, no outsourcing, and no hidden extras. Every accountant on our team is in-house, giving you consistent quality and quick turnaround times.
Our approach means you get:
- End-to-end business support – from company formation to ongoing tax and payroll, all handled under one roof.
- Tech-first accounting – live bookkeeping and reporting via Xero for total visibility.
- Specialist growth support – including SEIS and EIS Advance Assurance and R&D Tax Credits services for companies raising funds or innovating.
- A long-term partner – not just compliance help, but strategic insight to plan your next stage.
For a full idea of how much everything costs, head on over to our pricing page.
Don’t compare accountant costs on price alone. Always check whether the quote includes statutory accounts, Corporation Tax returns, confirmation statement filing, and director tax returns. A lower monthly fee can exclude key compliance services, which leads to unexpected charges later in the financial year.
What if you’re starting a new limited company?
If you are incorporating a new business, your accounting costs look slightly different.
Newly formed limited companies must register with Companies House and HMRC, set up a registered office, appoint directors, and prepare for annual accounts and Corporation Tax filings. Many founders choose a bundled formation and accounting package rather than arranging services separately.
At LTD Companies, incorporation and ongoing compliance can be combined into one structured package. For example, the Business Compliance package starts from £542 + VAT, while Full Management starts from £807 + VAT, both including incorporation plus accounting support.
You can review full inclusions and compare packages on our Accountant Services page.
Choosing a bundled structure often provides clearer cost visibility in your first financial year and reduces the risk of missing statutory filings.
Is an accountant worth the cost in the UK?
For most small businesses, yes—a good accountant usually pays for themselves. The real value isn’t just in filing your tax return, it’s in saving time, reducing errors, and spotting opportunities you might miss on your own.
1. Accuracy and compliance
HMRC fines and interest build up fast if you file late or make mistakes. An accountant keeps your books, VAT returns, and Corporation Tax filings compliant and on time.
2. Time back to focus on your business
Outsourcing accounting can save dozens of hours each month. That’s time you can spend growing your business, building client relationships, or simply taking a break. In our opinion, this is worth its weight in gold.
3. Tax efficiency and savings
A skilled accountant can help reduce your bill by identifying reliefs such as R&D Tax Credits, SEIS and EIS investment schemes, or claiming allowable business expenses.
4. Better financial insight
With tech-led accounting, you’ll get reports that help you plan ahead, not just look backwards. You can forecast cash flow, track margins, and make informed decisions faster.
5. Peace of mind
Knowing your accounting is handled by qualified, in-house professionals removes stress and lets you focus on running your business. After all, there’s a lot of responsibilities to consider.
DIY accounting may look cheaper at first, but once you factor in time, admin, and the risk of penalties from HMRC, it rarely works out that way. For small companies and growing start-ups, professional accounting is an investment, not just a cost.
How to choose the right accountant for your business
Picking the right accountant isn’t just about price. You need someone who understands your business, communicates clearly, and grows with you.
Look for:
- Relevant experience – choose an accountant familiar with your sector or business model.
- Transparent pricing – avoid hourly billing and unclear add-ons.
- Technology use – cloud systems like Xero make collaboration simple and accurate.
- Scalability – your needs will change as you grow, so find a partner who can adapt.
- Clear communication – quick responses and plain-English advice save time and stress.
Manage your small business accounting with Sleek
Once you know what affects accountant costs, finding the right fit becomes simple. Sleek gives you transparent pricing, expert in-house support, and modern tools that make running your business easier.
With everything handled under one roof, you can stay compliant, plan ahead, and focus on growth instead of admin.
Get started with Sleek’s expert-led accounting from just £60 a month* and keep your business running smoothly year-round.
450,000
businesses worldwide.
from 4,100+ reviews.
satisfaction rate from
16,000 surveyed clients.
FAQs on accountant costs for small businesses
How much does an accountant cost per month in 2026?
In 2026, small businesses typically pay between £75 and £500 per month for accounting services, depending on complexity and support level. Some providers price annually instead, especially for limited company compliance. For example, LTD Companies’ packages start from £542 + VAT for Business Compliance and £807 + VAT for Full Management if you’re about to incorporate. You can compare inclusions via accountant services.
Do small businesses need an accountant?
Small businesses are not legally required to hire an accountant, but many choose to do so for compliance and efficiency. Limited companies must file statutory accounts, confirmation statements, and Corporation Tax returns, which increases reporting complexity. Professional oversight helps ensure deadlines are met and reduces the risk of penalties.
When should a small business hire an accountant?
Many small businesses hire an accountant when revenue becomes consistent, VAT registration becomes necessary, or they incorporate as a limited company. Hiring employees or increasing transaction volume are also common triggers. Bringing in structured support early can prevent compliance issues and administrative backlog.
Are there affordable accounting services for startups?
Yes, although pricing depends on whether you need bookkeeping only or full limited company compliance. For newly formed companies, some providers combine incorporation with accounting support in one package. At LTD Companies, incorporation plus annual compliance starts from £542 + VAT, with higher-tier options available for VAT, payroll, and director tax support.
Is it cheaper to hire an accountant or use accounting software?
Accounting software is usually cheaper upfront, typically £10 to £40 per month. However, software does not replace compliance checks, tax calculations, or statutory filings required for limited companies. Many small businesses combine software with professional support to ensure filings remain accurate and compliant.
How do accountant fees vary by industry?
Accountant fees vary based on reporting complexity. Construction, property, and VAT-heavy industries often require more detailed bookkeeping and specialist knowledge, increasing costs. Service-based businesses with lower transaction volumes generally incur lower fees.
What’s the difference between a bookkeeper and an accountant?
A bookkeeper records daily financial transactions and maintains up-to-date records. An accountant prepares statutory accounts, handles tax filings, and provides compliance and strategic advice. Both roles support financial accuracy, but their responsibilities and pricing structures differ.
