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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Incorporation
Start your company
Formation Packages
Company Formation for UK residents
Your foundation to run and grow with ease.
Essential Formation Package
Register your company with address privacy.
Business Compliance Package
Start up with Accounting, Tax and Privacy built in.
Full Compliance Package
Incorporate with end to end admin managed.
Accounting
Run & Grow your business
Who We Help
Accounting
Full-service accounting for accurate and compliant financials.
Self Assessment Tax Returns
Compliant and Efficient UK Self Assessment.
Bookkeeping
Expert Bookkeeping and Monthly Reports.
Limited Company
Dedicated Accountant for LTD companies.
Sole Trader
Expert accounting, bookkeeping and filing.
Contractor
Specialist Support with IR35 Expertise.
Startup
Scale smarter with a dedicated startup accountant.
Advisory Services
Stay compliant
Specialist advice for key business and tax decisions.
Research and Development
R&D Tax Credits Service.
SEIS/EIS Advance Assurance
Expert advance assurance application.
Pricing
Start your company
Run & Grow your Business
Company formation prices
Flexible plans from setup to growth.
Accounting prices
Pricing that scales with your business needs.
Resources
Knowledge base
Blogs
Expert articles to help you build and grow your business.
FAQs
Find answers to our most popular questions.
Community
Join now
Join a community of entrepreneurs and business builders.
Company Info
Know Sleek
About Us
Learn who we are and how we support entrepreneurs.
Our Culture
Learn what shapes the way we work.
Contact Us
Reach out to our team for help or enquiries.
Trust & Security
See how we protect your data and ensure compliance.

Accounting

Simple onboarding
No hidden fees
Dedicated UK-based accountant
30-day money-back guarantee
.
Hassle-free registration
No hidden fees
Dedicated UK-based support
30-day money-back guarantee
.
Hassle-free registration
No hidden fees
Dedicated UK-based support
30-day money-back guarantee
.

Expert accounting

From

£900
£60/mo*
billed annually
Get a free quote
Speak to an advisor
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.
Recommended
Essential formation
The essentials to form your company and stay compliant with privacy built in.

From

£245
£265
+VAT
Including govt. fees
Buy now
SG$650
Save 15%
Covers all essentials:
  • Full managed company formation
  • Registered Office address
    (Regent street, London)
  • Director's service address
  • 1st Confirmation Statement Filing
  • Free business bank account
50% OFF
Recommended
Business compliance
Formation plus annual accounts and tax covered.

From

£1080
£542
+VAT
SG$1,050
Save 15%
Including govt. fees
Buy now
Everything in Essential Formation, plus:
  • Dedicated Accountant
  • Annual Bookkeeping (full financial year)
  • Year-end accounts & Tax Return
  • Xero Subscription
  • Free Legal Review
50% OFF
Full management
All your admin handled so you can focus on growth.

From

£1615
£807
+VAT
Recommended
SG$1,550
Save 15%
Including govt. fees
Buy now
Everything in Business Compliance, plus:
  • Company administration service
  • Monthly Bookkeeping (full financial year)
  • Director's Tax Return
  • VAT filing
  • Payroll and Pension Filing
  • London Business Address
  • Digital mailroom
50% OFF

Compare plan features

Essential formation
From
£245
£265
+VAT
Buy now
Business compliance
From
£1085
£542
+VAT
Buy now
Full management
From
£1615
£807
+VAT
Buy now
Company Formation
Limited Company Registration
Info
Register your company swiftly and seamlessly and get your business up and running in no time. You will receive an email with your new registration number in 24 hrs (subject to Companies House’s availability at the time).
Companies House Fee Included
Info
Companies House charge a £100.00 filing fee for company incorporation. This is included in the package price.
Sleek Dashboard
Info
With Sleek’s dashboard, you get a centralized hub to track important deadlines and securely store all your company documents. This makes it easy to stay organized, compliant, and on top of your administrative tasks.
Digital Certificates
Info
Once your company is registered, you will receive all essential documents in digital format for easy storage, access, and sharing. The documents include: > Certificate of Incorporation > Memorandum of Association > Articles of Association > Shares Certificate(s)
Filing of First Confirmation Statement
Info
Ensure your company’s details are up-to-date with your first confirmation statement. This is an official mandatory declaration to Companies House to confirm your company’s structure. We handle the filing process to keep your business compliant with Companies House.

Renewal amount: £59.99 + VAT
Included as part of Accounting services
Included as part of Accounting services
Dedicated Account Manager
Info
Receive personalized support from a dedicated account manager. They will assist with all your company related questions, providing expert advice and guidance.
Due Diligence
Check and Review
Info
Ensure accurate presentation and reduce the risk of rejection and registration delays by having your company details reviewed by one of our Formation Specialists.
Fraud Protection
Info
Safeguard against fraud and unauthorised alterations at Companies House by permitting only authorised electronic updates to your company details.
Privacy & Mail Management
Registered Office London (Regent street, London)
Info
Be Companies House compliant and use our prestigious London office as the official address on public records instead of your home address.

Renewal amount: £44.95 + VAT
Director Service Address (Regent street, London)
Info
“”Protect the privacy of your director, secretary, or person of significant control by using our London service address as the official address on public records instead of their home address. This service ensures the privacy of 1 director for 1 year.

Renewal amount: £25.95 + VAT
Digital mail forwarding (scan & email)
Info
We will scan and email all statutory company mail to you, from all UK government bodies and Court documents, free of charge enabling 24/7 access to all your mail via your dashboard.
Business Address service (Regent street, London)
Info
List our prestigious London address for all day-to-day business correspondence.

Renewal amount: £99.95 + VAT
Digital Mailroom
Info
Correspondence will be scanned and made available in our secured portal. Receive, view, and organise all your mail online, saving time and reducing clutter.

Included
Optional physical mail forwarding (postage + 15% handling applies)
Info
We will forward your mail to an address of your choice. All mail delivery will be charged at Royal Mail postal rates plus 15%.
Secure storage of all physical mails
Info
We securely store your physical mail for 30 days, making access simple and convenient.
30 days
Accounting & Tax
Bookkeeping frequency
Info
Stay on top of your finances with accurate and timely bookkeeping. We manage income, expenses, and financial records so you always have a clear picture of your business performance.
Annual
Monthly
Year-end accounts & Tax Return
Info
We prepare and file your year-end accounts and corporation tax return, ensuring full compliance with tax regulations while maximizing efficiency.
Dedicated Accountant
Info
Get a dedicated accountant who understands your business, provides expert advice, and is always available to answer your questions.
UK based
Xero Subscription
Info
Access real-time financial data with Xero accounting software included in your plan. Track income, expenses, and cash flow anytime, anywhere.
Ignite plan
Grow plan
Director’s Tax Return
Info
Simplify your personal tax obligations. We prepare and file your director’s self-assessment tax return accurately and on time.
Payroll & Pension filing 1-5 employees
Info
We handle payroll processing and pension filings for up to five employees, ensuring timely payments and compliance with statutory requirements.
VAT Filing
Info
Let us manage your VAT returns with precision, avoiding errors and keeping your business fully compliant with HMRC regulations.
Company Management
Company administration
Info
Enjoy peace of mind with our premium and comprehensive company administration service to manage compliance, statutory requirements and much more. This will also enable you to make unlimited amendments to the company name, address, share value/structure, or officers and their particulars in the public register. It also includes the appointment / resignation of any company Director / Shareholders.

Renewal amount: £129.95 + VAT
Perks
Free Business Bank Account referral
Info
Get a free referral to open a dedicated business account to manage your finances effectively in the UK. We can also help set up an International business account for non UK residents and international trading
Free Legal Review with LegalVision
Info
Enjoy a complimentary legal review from LegalVision, a trusted legal services provider. Their team will review your business documents for accuracy, compliance, and risk, giving you confidence before you sign or submit.

Back to top

Recommended
SEIS or EIS Advance Assurance

We’ll work with you to review, prepare, and submit a complete SEIS or EIS Advance Assurance application to HMRC.

SG$650
Save 15%
From
£250

+ VAT

Enquire now

No subscription needed

What’s included:
  • Personalised consultation and process guidance
  • Expert review of your application
  • HMRC form preparation and submission
  • Ongoing support and correspondence handling
Recommended
Joint SEIS and EIS Advance Assurance

Need both? We’ll help you prepare and submit SEIS and EIS applications in one streamlined process.

SG$650
Save 15%
From
£350

+ VAT

Enquire now

No subscription needed

What’s included:
  • Tailored guidance for dual submissions
  • Application review by our SEIS/EIS specialists
  • HMRC data collection and paperwork handled
  • Full support for follow-up with HMRC
Recommended
HMRC SEIS/EIS Certificate Management
Once you’ve raised investment, we’ll manage your SEIS/EIS compliance and investor certification.

SG$650
Save 15%
From
£350

+ VAT

Enquire now

No subscription needed

What’s included:
  • Full compliance application management
  • HMRC liaison and authorisation
  • Issuing individual investor SEIS/EIS certificates
  • Expert post-funding support
Need help before choosing?
Talk to an expert

Loved by founders across the UK

Ricky Hill

Ricky Hill

Co-Founder, SYNCR

“They always submit our filings in on time, and their tax advice is spot on. Seriously, they’ve made things so much easier for us. I’d totally recommend Sleek to anyone looking for awesome accounting help!”

Neil Smedley

Neil Smedley

Founder, King Koby Ltd

“I truly wouldn’t be able to run my business without Sleek. Whilst I’m great at marketing and the sales side of running a business, I’m just not a numbers guy! Sleek has changed the way I look at an accountant.”

Sam Tucker

Sam Ducker

Founder, Vibe Engineer

“Highly recommend the guys at Accounts Lab, particularly if you need EIS or SEIS support. The team are knowledgeable, professional and friendly, making them a great accountant for startups.”

Seb Francis

Seb Francis

Co-Founder & Director, Titus Learning Ltd

“We’ve been with Sleek since the very beginning of our business. They helped with Seed EIS, R&D and implementing an online cloud bookkeeping system through Xero. Sleek has undoubtedly helped us grow our business.”

Sarah Quinn

Sarah Quinn

Director, Dead Cat Audio Ltd

“I’ve been with Sleek for years and as they have expanded their team their attention to providing a good service has continued. Bryony is brilliant with my accounts; great communication and always there to help. I would definitely recommend their service.”

Victoria Haynes

Victoria Haynes

CEO & Founder, Neon Hop

“I met Ed from Sleek when he was visiting our coworking space in London. After a quick chat, Ed explained how I could move my accounts online and also discussed R&D tax credits. His advice has been invaluable!”

Carles M,
Sleek Advisor

Ready to get started with us?

Contact us
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