Expert Accounting & Year-Round Peace of Mind – now at ‎‎ 20% OFF! .
Expert Accounting & Year-Round Peace of Mind – now at ‎‎ 20% OFF! . Offer ends in:
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United Kingdom
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Trusted Accounting Services for UK Businesses

Stress-free accounting and bookkeeping for entrepreneurs ready to focus on growth. Let us handle the numbers so you can focus on what matters most.

  • Reconcile transactions and prepare key documents
  • Maintain accurate monthly reports
  • File your tax returns on time with ease
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by 3,000+ verified clients on
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See why thousands choose Sleek

Expert accountant

Get a dedicated accountant to reconcile your accounts, prepare your financial statements, balance sheet and more.

Paperless bookkeeping

Say bye to paperwork. Send us your receipts and documents electronically. They will be stored digitally. Accessible at any time, all in one place.

Timely and compliant

Keep track of your filing deadlines year-round and ensure you remain compliant and on top of your submissions for filing tax returns.

No surprises

Transparent, all-inclusive pricing that covers all your business needs, avoiding surprises and penalties.

Accounting solutions for every business

Switch to Sleek and ‎‎ save 20%  on annual accounting, with reliable support and full compliance.
Expert accounting

From

£900
£60/mo*
billed annually
Takes less than 2 minutes. No obligation.
We’ll tailor your accounting package with the below essential services based on your business needs:
Bookkeeping (annual or monthly based on your business stage)
Year-end accounts & Tax Return
Dedicated accountant for ongoing support
Confirmation Statement filing
Xero subscription included
Director’s Tax Return
VAT filing
Payroll & pension filing for 1–5 employees
*Price shown is the starting rate for annual billing after 20% discount. Limited time offer.
Monthly Yearly (Save more)
Accounting Basic
Ideal for entrepreneurs just starting out who need to stay compliant with expert bookkeeping support.

From

£900
£720
Covers all essentials:
20% OFF
Accounting Pro (includes VAT filing & Payroll)
Perfect for businesses focused on growth, requiring monthly bookkeeping, payroll, and tax compliance.

From

£1,248
£960
Full service accounting:
20% OFF
Accounting Pro
(includes VAT filing & Payroll)
From £100/mo*
Bookkeeping
Annual
Monthly
Xero Subscription
Confirmation Statement
Year-end accounts & Tax Return
Dedicated Accountant
Director’s Tax Return
£250/financial year
VAT filing
Payroll & Pension filing 1-5 employees
Multi-currency support
£10/month
£10/month
backdated bookkeeping
£750/fy (up to 100 transactions)
£750/fy (up to 100 transactions)
*For financial years ending in under 3 months, a minimum 3-month purchase of the monthly accounting plan is required.
Discover the difference with expert accounting

Loved by entrepreneurs across the world

Stephen Hendry

CEO & Founder, SEFP LTD
“Emma has been amazing with the set up and formation of our company. She’s always at the end of the phone and has gone well beyond what’s required. Highly recommend and can’t wait to use her again for the next company purchase”
OMOTOLA AJAYI TRAVELS LTD

Oluwatosin Omotola

Entrepreneur, Founder, Omotola Ajayi Travelts Ltd

“I consider myself very lucky to have come across this wonderful organisation that helped me register my company. I was so confused and didn’t know how to go about it.”

Maximilian Cater

CEO & Founder
“Dealt with Emma Clark, Easy efficient and couldn’t praise how easy process to deal with open 2 companies and can’t praise how well she dealt with both.”
Seb Francis

Seb Francis

Co-Founder & Director, Titus Learning Ltd
“Nicky was extremely good at explaining the most productive ways of me getting my business set up and very friendly throughout the entire process, this experience alone, was far better and more informative than all the other companies I have spoken to.”

Kira

Entrepreneur
“What made special about our experience with the company is working with Nicky Perucho, Head of UK Incorporations. Every our request was met with care and speed in execution. Many thanks for looking after our account!”

Victoria Haynes

CEO & Founder, Neon Hop
“Emma was brilliant!! This was my first business set up so there was a lot of things I was unsure of and she helped me from the beginning to the end, I even called a few times after the set up and she was always very welcoming and helpful”

Focus on your business whilst we run your back office

Meet Sleek’s lovely accounting team

Toby Denwood - Sleek UK Tax Manager

Toby Denwood

Tax Manager

United Kingdom

Toby is a tax specialist with expertise in personal tax, SEIS/EIS and R&D tax relief. He helps clients uncover opportunities, stay compliant and manage tax efficiently.

James Fry

Head of Accounting

United Kingdom

James has over 20 years of accounting experience, specialising in SME advisory and digital transformation. He helps businesses adopt Xero and make accounting faster, clearer and more useful.

Nathan Allatt headshot image

Nathan Allatt

Operations Accounting Manager

United Kingdom

With nearly 10 years of experience, Nathan supports startups with year-end accounts and management reporting. He is known for his hands-on approach and clear financial guidance.

Ready to experience expert accounting?

Switching to Sleek is easy. We’ve got you covered every step of the way with our smooth, hassle-free onboarding process

Frequently Asked Questions

What is accounting and why is it important for businesses?

Accounting is the process of recording, analysing, and reporting financial transactions, which helps businesses make informed decisions, comply with regulations, and attract investors.

How can hiring an accounting firm benefit my business?

Accounting firms handle financial tasks like record-keeping and tax filing, provide strategic advice, and ensure compliance with tax laws, freeing you to focus on core business operations.

How do I choose the right accounting firm for my business?

Identify your needs, consider firms with industry experience, check their reputation, assess their communication skills, and ensure their fees fit within your budget.

What is the difference between bookkeeping and accounting?

Bookkeeping involves recording daily transactions, while accounting uses this data to prepare financial statements, complete tax returns, and make strategic decisions.

What is the process for filing taxes in the UK and how can an accountant help?

In the UK, individuals and businesses file a Self Assessment Tax Return with HMRC, while limited companies file a Corporation Tax Return. An accountant ensures accurate, timely filing, helps with tax planning, and can represent you in disputes with HMRC.

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What industries do you specialise in?

We have a range of accountants that specialise in a variety of industries including contractors, startups, e-commerce, the construction industry and more.

Can you help with tax compliance and planning?

Yes! We have expert tax advisors that can asssit with compliance (persoanl and corporate tax), and can also advise on matters such as SEIS/EIS, R&D Tax Credits and EMI Option schemes. You can book a meetign with one of our tax advisors to discuss any bespoke tax planning you might need.

How do you ensure data security and confidentiality?

At Sleek, we are GDPR compliant, registered wiith the Information Commisioners and all our software has Two-factor autehntication (2FA) enabled. We are also monitored by HM Revenue & Customs for anti-money laundering purposes.

Do you offer any customised accounting solutions?

Yes. We can create a bespoke accounting package to suit your business‘ needs. Please book in a meeting with an accounting expert, so we can find more about your business and how we can assist you.

Can you assist with payroll management and bookkeeping?

All of our accounting plans include bookkeeping and setting up Director’s payroll. If you have over 10 employees, we would require setting up a bespoke plan. Please book in a meeting with an accounting expert to find out more.

What sets your accounting firm apart from others in the UK?

At Sleek we make the lives of entrepreneurs easier by offering all-in-one accounting solutions. By signing up with us, we can provide you with first-class onboarding support, give you access with market-leading accounting software and ensure you never miss a deadline. We also provide expert support to set up a bank account, grants and startup loans as well as business insurance. We’d love to find out more your business! Book in a meeting with one of our accounting experts to find out more about the benefits of switching to Sleek.

How do I get started with your accounting services?

Getting started with Sleek is easy. Select a package from the above to purchase an accounting plan. If you’re looking for something more bespoke, please book in a meeting with one of our accounting experts.

Need more information?

Browse our articles for in-depth guides, expert tips, and the latest updates on UK business essentials.
Carles M,
Sleek Advisor

Ready to get started with us?