UK Accountant
& Tax Adviser

Self Assessment • Crypto Tax • Landlord Tax • Limited Companies • VAT • HMRC • Accounting & Tax Review

20+ years of UK tax experience • 6,000+ clients • 5★ reviews
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20+ years of experience
100% positive client reviews
Professional support and clear communication
On-time service and full HMRC compliance

20+ Years of Proven Results


🔹 UK Tax Expertise ➜
20+ years of experience with HMRC rules and UK tax regulations

🔹 Complex Tax Specialists ➜
Crypto tax, investments, tax arrears, tax disclosure, audits, tax planning and advice

🔹 Clear Advice, Real Support ➜
Simple explanations, honest guidance, and support from start to finish

🔹 Trusted by Clients ➜
Verified 5★ reviews reflecting the quality and reliability of our service.


Who We Help

Your Path to Results in 5 Simple Steps

Contact ➜  Case Review  ➜  Quote & Acceptance  ➜  Completion ➜  Ongoing Support
WiseTax Services

LTD Tax Planning

Trust tax experts with over 20 years of experience who understand the needs of UK business owners. We provide comprehensive LTD support — accounting, tax advice, and planning covering your entire business, not just one tax area. Gain control, peace of mind, and more time to focus on growing your business.
Obsługa spółek LTD

Voluntary Tax Disclosure

A proactive step that helps you take control of tax irregularities and professionally address your situation with HMRC. We will prepare your Tax Disclosure and provide support throughout your communication with HMRC.
Rozliczenia VAT, CT, CGT...

Crypto Tax Return

We will prepare a complete Crypto Tax Return in line with HMRC guidelines — regardless of the number of transactions, exchanges, or wallets involved. We accurately calculate gains, costs, and losses to help prevent errors and protect you from potential penalties.
Rejestracja spółek LTD

Accounts and Tax Review

We will review your business accounts and tax records to identify errors and potential tax risks before HMRC does. After the review, you will receive a detailed report with recommendations to help optimise your tax position legally.
Audyt wewnętrzny firm i spółek LTD

HMRC Tax Arrears and Investigations

Handling complex overdue tax filings and late submissions is one of our long-standing areas of expertise. We help you resolve outstanding matters, submit corrections, and apply for penalty reductions to restore full tax compliance.
Doradztwo biznesowe

See how we help clients

How We Resolved Bart’s Tax Issues

Bart is a crypto investor with 12,400 transactions across 5 exchanges, incorrect reporting over several years, and the risk of penalties from HMRC.
🔹We reconstructed the complete transaction history
🔹accurately calculated costs, losses, and gains
🔹prepared an HMRC-compliant Crypto Tax Return
🔹Bart avoided a significant penalty and further investigation
Result: From confusion and stress → to complete clarity and confidence.

Veronica’s Success Story


Weronika had high employment income and investment gains, resulting in significant tax payments due to a lack of tax planning and available reliefs.
🔹 We analysed all sources of income and gains
🔹 implemented tax planning to reduce her tax liability
🔹 The client avoided potential retrospective penalties
🔹 We updated her tax filings and recovered an overpayment
Result: Tax savings and full confidence in her compliance with HMRC.

Eva’s Tax Resolution Story

Eva runs an Amazon business through her LTD company. She came to us with discrepancies in her VAT and CT600 filings, two years of outstanding tax matters, and a missing accountant who had disappeared.
🔹 We corrected and rebuilt the accounting records
🔹 We submitted VAT and CT600 amendments
🔹 We agreed a repayment plan with HMRC without penalties
🔹 We restored the company to full compliance
Result: The company was protected from further penalties and interest charges.

From Tax Errors to Business Growth

Jakub owns 4 buy-to-let properties. For 3 years, his rental expenses were incorrectly reported, resulting in overpaid tax.
🔹 We identified accounting errors
🔹 We submitted the necessary corrections
🔹 We recovered a £2,780 tax overpayment
🔹 HMRC closed the case without any penalties
Result: The client not only avoided penalties — he received a real cash refund, which he reinvested into his business.gotówki, którą reinwestował w swój biznes.
What customers are saying:
I have been a client of WiseTax for many years and I am extremely satisfied with their service. Magda handled my tax returns involving cryptocurrency transactions, investment gains, and dividends from traditional stock exchanges with great expertise. She also successfully corrected mistakes made by my previous accountant.
Andrzej Juszczak
UK Investor
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VAT, CT, IT, Payroll, CIS, CGT

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VAT, CT, IT, Payroll, CIS, CGT