Call us today: 📞 01494 312400

IIA Accountants
  • HOME
  • FOR BUSINESSES
    • CORPORATION TAX
    • TAX INVESTIGATION
    • VAT RETURNS
    • BOOKKEEPING
    • R&D TAX CREDITS
    • PAYROLL SERVICES
    • BUSINESS ADVICE
  • FOR INDIVIDUALS
    • SELF-ASSESSMENT
    • WILL & PROBATE SUPPORT
    • ESTATE & INHERITANCE TAX
    • PERSONAL TAX PLANNING
    • CAPITAL GAINS TAX
  • WHO WE HELP
    • OVERVIEW
    • CIS CONTRACTOR
    • PARTNERSHIPS
    • LANDLORDS
    • STARTING A BUSINESS
    • SOLE TRADERS
    • LIMITED COMPANIES
  • ABOUT US
    • ABOUT IIA ACCOUNTANTS
    • SWITCHING ACCOUNTANTS
    • FIND THE RIGHT ACCOUNTANT
    • WHAT OUR CLIENTS SAY
    • CONTACT US
  • RESOURCES
  • More
    • HOME
    • FOR BUSINESSES
      • CORPORATION TAX
      • TAX INVESTIGATION
      • VAT RETURNS
      • BOOKKEEPING
      • R&D TAX CREDITS
      • PAYROLL SERVICES
      • BUSINESS ADVICE
    • FOR INDIVIDUALS
      • SELF-ASSESSMENT
      • WILL & PROBATE SUPPORT
      • ESTATE & INHERITANCE TAX
      • PERSONAL TAX PLANNING
      • CAPITAL GAINS TAX
    • WHO WE HELP
      • OVERVIEW
      • CIS CONTRACTOR
      • PARTNERSHIPS
      • LANDLORDS
      • STARTING A BUSINESS
      • SOLE TRADERS
      • LIMITED COMPANIES
    • ABOUT US
      • ABOUT IIA ACCOUNTANTS
      • SWITCHING ACCOUNTANTS
      • FIND THE RIGHT ACCOUNTANT
      • WHAT OUR CLIENTS SAY
      • CONTACT US
    • RESOURCES
IIA Accountants
  • HOME
  • FOR BUSINESSES
    • CORPORATION TAX
    • TAX INVESTIGATION
    • VAT RETURNS
    • BOOKKEEPING
    • R&D TAX CREDITS
    • PAYROLL SERVICES
    • BUSINESS ADVICE
  • FOR INDIVIDUALS
    • SELF-ASSESSMENT
    • WILL & PROBATE SUPPORT
    • ESTATE & INHERITANCE TAX
    • PERSONAL TAX PLANNING
    • CAPITAL GAINS TAX
  • WHO WE HELP
    • OVERVIEW
    • CIS CONTRACTOR
    • PARTNERSHIPS
    • LANDLORDS
    • STARTING A BUSINESS
    • SOLE TRADERS
    • LIMITED COMPANIES
  • ABOUT US
    • ABOUT IIA ACCOUNTANTS
    • SWITCHING ACCOUNTANTS
    • FIND THE RIGHT ACCOUNTANT
    • WHAT OUR CLIENTS SAY
    • CONTACT US
  • RESOURCES

About IIA Accountants

Trusted by businesses

IIA Accountants has been providing accounting services to businesses for over 15 years. Our clients trust us and rely on our services to manage their finances efficiently. We have built a reputation of excellence in the accounting industry.

Expert team

Our team is made up of experienced accountants who are experts in their respective fields. We have a team of certified public accountants, tax professionals and bookkeeping experts who are committed to providing exceptional services to our clients.

Customizable services

We understand that every business has unique accounting needs. That's why IIA Accountants offers customizable services to meet the specific requirements of each of our clients. We work closely with our clients to understand their needs and provide personalized solutions.

More Than Just ACCOUNTANTS, Your Trusted Partners in Busines

At IIA Accountants, we go beyond numbers to support you, your business, and your family with expert financial guidance all under one roof. Our locally based, friendly team is here to provide clear, tailored advice that saves you time, maximizes your savings, and helps you move closer to your goals.

Whether you're an individual, start-up, or growing business, we offer a wide range of services delivered in plain English—no jargon, no stress. We invite you to book a free initial consultation so we can learn more about your needs and ambitions.


Our Services Include:

  • Business Accounting
     
  • Tax Returns
     
  • Tax Planning
     
  • Bookkeeping
     
  • VAT Returns
     
  • Payroll
     
  • Business Growth Advice
     
  • Financial Planning – including pensions, investments, mortgages, and protection
     

To make things even easier, we work with trusted digital accounting tools like Dext, QuickBooks, and Xero, so you can access your finances anytime, anywhere.

Transparent Pricing, Personal Service.


We offer competitive, fixed fees with no hidden costs, giving you confidence in both the quality of our service and the value you’re getting.


Who We Help:

  • Individual Taxpayers
     
  • Sole Traders
     
  • Limited Company Directors
     
  • Partnerships
     
  • Property Landlords
     
  • Contractors
     
  • And many more

Get in touch

 Let IIA Accountants handle your accounting and tax.

📩 CONTACT US

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Get in touch to see how we can simplify your finances

We’re here to offer clear, dependable support for all your accounting needs. Whether you need expert guidance on tax planning, bookkeeping, or starting a new business, our team is ready to help you move forward with confidence. 

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IIA Accountants

48 Gray's Ln, Downley, High Wycombe HP13 5UG, UK

0747 162 1612

Hours

Open today

09:00 – 17:00

📞 0747 162 1612

Copyright © 2025 IIA Accountants - All Rights Reserved.

  • HOME
  • CORPORATION TAX
  • TAX INVESTIGATION
  • VAT RETURNS
  • BOOKKEEPING
  • R&D TAX CREDITS
  • PAYROLL SERVICES
  • BUSINESS ADVICE
  • SELF-ASSESSMENT
  • WILL & PROBATE SUPPORT
  • ESTATE & INHERITANCE TAX
  • PERSONAL TAX PLANNING
  • CAPITAL GAINS TAX
  • OVERVIEW
  • CIS CONTRACTOR
  • PARTNERSHIPS
  • LANDLORDS
  • STARTING A BUSINESS
  • SOLE TRADERS
  • LIMITED COMPANIES
  • ABOUT IIA ACCOUNTANTS
  • SWITCHING ACCOUNTANTS
  • FIND THE RIGHT ACCOUNTANT
  • WHAT OUR CLIENTS SAY
  • CONTACT US
  • RESOURCES

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