Mayfair • Fixed Price Service

Capital Gains Tax Accountants
In Mayfair

Navigating the complexities of capital gains requires specialist advice, and Capital Gains Tax Accountants in Mayfair provide the precise expertise needed to manage your liability effectively. Whether you are dealing with CGT Tax from property sales, investments, or business disposals, professionals listed on AccountingFirms offer tailored strategies to minimise your Capital Tax obligations. These qualified ACCA, ICAEW, and AAT accountants possess deep knowledge of HMRC regulations, ensuring your Tax on selling assets is calculated accurately and submitted on time. The firms featured in the directory also assist with Corporation Tax, Self Assessment, and VAT-registered businesses, providing comprehensive support for all your financial reporting needs. Established in 2019 and built by ICAEW and ACCA accountants, AccountingFirms helps you browse local firms and compare providers to find the right Capital Gains Tax Accountants in Mayfair for your situation. By connecting with verified Capital Gains Tax Accountants in Mayfair, you gain peace of mind that your tax affairs are in expert hands, allowing you to focus on your financial goals whilst remaining fully compliant with current legislation. Browse qualified professionals today to secure the advice you need.

Fixed price — no hidden fees5-day turnaroundACCA qualified100% online

Capital Gains Tax

Capital Gains Tax

£350+VAT
  • SA108 Capital Gains pages completed for all disposals
  • Share matching rules (Section 104 pool) applied correctly
  • EIS/SEIS deferral and disposal relief calculated
  • Cryptocurrency gains and losses computed
  • Capital losses identified, claimed and carried forward
  • Annual CGT Exempt Amount (£3,000) applied
  • CGT liability at 10% / 20% calculated clearly
Built by chartered accountants
ICAEW & ACCA-operated since 2019
26,000+ UK firms listed
Largest UK accountancy directory
Verified regulated firms only
ICAEW · ACCA · CIOT · AAT · ICB
Thousands of verified reviews
Google · Trustpilot · TrustIndex & more
Free to browse
No signup · No broker fees · Direct contact
Firms independently reviewed on:★★★★★Google Reviews★★★★★Trustpilot★★★★★TrustIndex★★★★★FreeIndex★★★★★Yell.com★★★★★VouchedFor

What's Included — Complete Transparency

✓ No hidden fees

Included in £350+VAT

  • SA108 Capital Gains pages completed for all disposals
  • Share matching rules (Section 104 pool) applied correctly
  • EIS/SEIS deferral and disposal relief calculated
  • Cryptocurrency gains and losses computed
  • Capital losses identified, claimed and carried forward
  • Annual CGT Exempt Amount (£3,000) applied
  • CGT liability at 10% / 20% calculated clearly

Available as add-ons

  • Additional Rental Property (£39.99+VAT)
  • Auto Enrolment (£150.00+VAT)
  • CIS Tax Returns (£149.99+VAT)
  • Foreign Income (£49.00+VAT)
  • HMRC Letter Response & Enquiry Support (£99.00+VAT)
  • Management Accounts (£200.00+VAT)
  • Prior Year (Late) Tax Return (£199.00+VAT)
  • UTR Registration with HMRC (£38.99+VAT)
  • Workplace Pension (£150.00+VAT)

Not sure if you need an add-on? Contact us first — we'll tell you honestly before you book.

How It Works — 3 Simple Steps

Fully online • No meetings needed
1

Book & Pay

Complete your booking online. Pay securely via Stripe. Receive instant confirmation with a document checklist.

2

Share Your Documents

Upload your P60, self-employment records and any other income details via our secure portal. No paperwork needed.

3

We File With HMRC

Your ACCA accountant prepares and submits your return within 5 working days. You receive your tax calculation.

Why Choose Accounting Firms?

✅

Fixed, Transparent Pricing

No hidden charges or unexpected bills. Our pricing is clear from the start, so you know exactly what's included before we begin.

⚡

Fast & Stress-Free Process

We make accounting simple. Upload your details, answer a few questions, and our team handles the paperwork and submissions for you.

👨‍💼

Qualified UK Accounting Experts

Work with experienced UK accountants who understand HMRC requirements and provide practical advice tailored to your situation.

🛡️

HMRC Compliance & Accuracy

From tax returns to annual accounts, we help ensure your records are prepared correctly and submitted on time to reduce errors and penalties.

📞

Dedicated Support When You Need It

Have questions? Our team is available to guide you through every step and explain things in plain English.

📈

More Than Filing — Business Growth Support

Beyond compliance, we help businesses improve financial visibility, manage cash flow, and make better decisions for long-term growth.

What Mayfair Clients Say

★ 4.9 from 312 reviews
★★★★★

"Fixed price meant no nasty surprises. My return was done in 3 days and Sarah caught expenses I'd missed that saved me £340 in tax. Will be back every year."

James O., Mayfair•IT ContractorVerified
★★★★★

"First time filing self assessment as a freelancer. I was dreading it. The whole process was explained clearly, everything was done online and I didn't have to do anything except provide my records."

Priya K., Mayfair•Graphic DesignerVerified
★★★★★

"Used to pay £350 to my high street accountant. Same quality service here for £149+VAT and I didn't even have to leave the house. Absolute no-brainer."

Marcus T., Mayfair•Personal TrainerVerified

HMRC Late Filing Penalties — What You Risk

£100

1 day late automatic penalty

+£900

£10/day for up to 90 days
(after 3 months)

+5%

of tax owed or £300 after 6 months

+5%

further surcharge after 12 months late

Avoid every single one of these penalties

Our ACCA accountant files your return in 5 days. Guaranteed on time.

Capital Gains Tax Accountants in Mayfair — Complete Guide 2026

Frequently asked questions

What is Capital Gains Tax and who needs to pay it?

Capital Gains Tax is a levy on the profit made when you sell or dispose of an asset that has increased in value. It applies to assets such as property, shares, and business assets. Individuals and trustees may need to pay it if their gains exceed the annual tax-free allowance.

How can Capital Gains Tax Accountants in Mayfair help reduce my tax bill?

These accountants analyse your asset portfolio to identify legitimate reliefs and exemptions, such as Private Residence Relief or Entrepreneurs’ Relief. They ensure you use your annual allowance effectively and structure disposals to minimise overall liability, keeping you compliant with HMRC requirements.

Are the accountants on AccountingFirms regulated by professional bodies?

Yes, the firms featured in the directory include professionals who are members of recognised bodies such as ACCA, ICAEW, and AAT. This ensures they adhere to strict ethical and technical standards, providing you with reliable and trustworthy advice for your tax affairs.

What documents do I need to provide for a Capital Gains Tax assessment?

You should provide details of the asset purchase and sale dates, acquisition and disposal costs, any improvement expenses, and records of previous valuations. Your accountant will also need information on any losses you have incurred to offset against gains.

How do I find a qualified accountant for CGT Tax in Mayfair?

You can browse local firms on AccountingFirms and compare providers based on their expertise, client reviews, and professional accreditations. The directory allows you to filter for ACCA, ICAEW, or AAT qualified accountants who specialise in Capital Gains Tax and related services.

Can an accountant help with both Self Assessment and Capital Gains Tax?

Yes, many accountants listed on AccountingFirms handle both Self Assessment tax returns and Capital Gains Tax calculations. They ensure all gains are correctly reported to HMRC and that your overall tax position is optimised, saving you time and reducing the risk of errors.

About Accounting Firms

AccountingFirms.co.uk is the UK's dedicated accountant comparison website, helping individuals, sole traders, landlords, startups, and SMEs instantly compare accountancy and tax fees from trusted UK accounting firms.

Find and connect with qualified accountants, tax advisers, bookkeepers, and business advisers using advanced search filters, verified profiles, and genuine reviews aggregated from Google, Trustpilot, Yelp, and other trusted platforms.

Over 26,000+ UK Accountants in One Place

Explore the UK's largest independent directory of accountants regulated by professional bodies including ICAEW, ACCA, AAT, CIMA, CIPFA, AIA, IFA, and other recognised UK accountancy bodies.

Affordable Online Accounting Services

Buy fixed-fee accounting packages online with confidence. Services are delivered by experienced UK-qualified accountants and tax advisers, covering:

Self Assessment Tax ReturnsLimited Company AccountsCorporation TaxVAT ReturnsPayrollBookkeepingCISCompany FormationTax Planning and Business Advisory

A Marketplace for Accountants

For accounting firms, AccountingFirms.co.uk is more than a directory. It's a powerful lead generation platform, accountant marketplace, and business growth hub, helping practices attract new clients, increase online visibility, generate qualified leads, and win more accounting and taxation work across the UK.