The Contractor Accountants you can trust

Since 1995, we have worked with thousands of contractors across the UK, based largely on recommendations. Take the personal approach to accounting.

FreeAgent Expert


£99*/ month
£99*/ month
  • Everything you need to start contracting


£139*/ month
£139*/ month
  • Our most popular package with everything you need. Plus get extras like free use of SG Umbrella, a second tax return, and free business insurance


£159*/ month
£159*/ month
  • Let us take care of everything

Our monthly contractor accounting packages are truly all-inclusive.

Get full FreeAgent access as standard with any package.

We don’t charge extra for personal tax returns, IR35 reviews, references, payroll or our registered office service!

  • Constantinos Fasoulis
    13/06/19 - Google

    I have been working with SG Contractor Accounting for 2 years and even from our first introductory face to face... read more

    Caroline B

    I have been so fortunate to have the fantastic team at SG Accounting just a call or email away

    Sara Hearne
    25/06/19 - Google

    I couldn’t recommend SG Accounting Winchester enough. There is no question about their professionalism, knowledge and friendly service. Since joining... read more

  • barry thompson
    29/11/18 - Google

    I took a while to learn about what it took for me to be an IT contractor, with the accountancy,... read more

    Andy Tuthill
    14/06/19 - Google

    SG have been my accountant for over 20 years. I have seen them grow and develop into the amazing... read more

    Chris Newnham
    15/02/19 - Google

    Fantastic service and they really go the extra mile to deliver a great service. They even met me for an... read more

What our clients say

Don’t just take our word for it, hear what our clients have to say about us. Whether you’re new contracting or looking to switch accountants, our expertise and packages could be perfect for you.

When you call us, you’ll speak to an accountant, not a sales team.

At SG Accounting, we do not provide a “push button service”. For over 20 years we have provided a high quality, fully advised contractor accountancy and taxation service that our clients are pleased to recommend.

Speak to one of our Directors on 01962 867 550

Enquire Now

Latest news

  • Mans hand on table using website.

Should IT contractors have their own website?

By |July 16th, 2019|

Research by APSCo (Association of Professional Staffing Companies) shows that the demand for IT professionals has increased by 28% year-on-year. And our own research into contractor salaries (available in our [...]

  • Contractor on phone generating leads.

How to generate leads a contractor

By |July 9th, 2019|

The vast majority of contractor’s secure work through a recruitment agency as it takes the hassle out of job searching and recruiters have access to more job opportunities. Yet, by [...]

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