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Your Trusted Chartered Accountants in Hounslow
Established to provide comprehensive financial expertise, Mac & Co & Co specialises in taxation, investment, accounting, bookkeeping, payroll, and offshore consultancy services. Our focus lies in empowering businesses with tailored financial solutions that enhance operational success. Through ongoing relationships, we deliver consultancy grounded in a deep understanding of client needs, ensuring informed business judgements.

Small and growing enterprises benefit from our quality financial management services, designed to complement in-house capabilities. Our structure allows personal attention to each client, with access to specialised knowledge across our team. This approach has yielded outstanding results in areas such as financing arrangements and income tax planning, reflecting our commitment to client success.
Services
Tax Returns Bookkeeping Payroll Services Company Formations VAT Returns Statutory Filings Accountancy Financial Consultancy Compliance Services Registered Office
Highlights and features
  • We offer over 20 years of experience in UK tax compliance and financial consultancy.
  • Our team provides HMRC-verified Self-Assessment and VAT return preparation services.
  • We guarantee timely submission to avoid penalties for late tax filings.
  • Our payroll services include statutory compliance and pension auto-enrolment support.
  • We maintain digital records meeting Making Tax Digital requirements.
Services
Self Assessment Tax Returns
We prepare and submit Self-Assessment tax returns for individuals and businesses, ensuring HMRC compliance. Our service covers income reporting, allowable expense claims, and penalty avoidance. Clients receive expert advice on tax-saving strategies and payment schedules.
Bookkeeping Services
Our bookkeeping includes daily transaction recording, bank reconciliations, and VAT filings. We ensure compliance with Companies Act 2006 and HMRC requirements. Services support businesses in maintaining accurate records for decision-making and statutory audits.
Payroll Services
We manage payroll processing, including tax deductions, pension auto-enrolment, and RTI submissions. Our service ensures compliance with PAYE regulations and provides payslip generation, statutory payment handling, and year-end reporting.
Company Formations
We assist in forming limited companies, including Companies House registration and PAYE scheme setup. Our service covers corporation tax registration, VAT registration, and capitalisation advice for new businesses.
VAT Returns
We prepare quarterly VAT returns, ensuring accurate output and input tax calculations. Our service includes MTD-compliant digital submissions, error corrections, and HMRC representation for VAT-registered businesses.
Questions
What is the deadline for Self-Assessment tax returns?
The online submission deadline is 31 January following the tax year end. Late filing incurs penalties starting at £100.
Do I need a registered office for a dormant company?
Yes, all UK limited companies require a registered office address for legal correspondence, even if non-trading.
Can you handle complex VAT schemes?
Yes, we manage standard, flat-rate, and partial exemption VAT schemes with MTD-compliant digital submissions.
What records must I keep for bookkeeping?
Businesses must retain accounting records for six years, including income/expenses, asset/liability details, and payroll data.
Are payroll services available for small businesses?
Yes, our payroll solutions cater to businesses with 1-50 employees, including director-only payroll and contractor payments.
What happens if I miss a VAT return deadline?
Late submissions trigger a points-based penalty system, with fines escalating for repeated offences under HMRC's new regime.