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About us

Since 1995, we’ve been providing A1 accountancy services to our clients, steered by our watertight values and principles.



With three comprehensive packages and a number of add-ons, we can equip you with everything you need to help you ride the waves of contracting.



Whatever you’re searching for, our scope of industry knowledge and resources can help.

Switching Accountants

Want to say bon voyage to your current accountant? We’ll make the switching process plain sailing.

There are lots of reasons why you could be unhappy with your current accountant. Whether they’re not providing the right service or they don’t understand the nature of your business, the wrong accounting partner can be detrimental to your career. But the good news is if something’s not right, switching can make a world of difference.

At Nixon Williams, we understand the unique workings of contractors and the level of service they require. All of our dedicated contractor accountants are committed to providing the best level of support possible, giving you the freedom to focus on building your business.

What’s on offer?

Switching your accounts to Nixon Williams gives you access to plenty of perks. Here are just a few:

Industry understanding

Here at Nixon Williams, we’ve been providing advice to contractors and freelancers since 1995. Over the years we’ve learned a thing or two and we’re well-placed to guide you through every step of your contracting journey.

Support whenever you need it

Your dedicated accountant will always be on hand via email or direct dial to answer your questions. We understand that your hours are unconventional, so we’ll always do our best to work to your schedule.

Comprehensive tax & accountancy support

With packages starting from just £95 + VAT per month, our competitive structures were built around the needs of contractors and freelancers. We provide tax and accountancy solutions alongside regular bookkeeping reviews and ongoing advice.

Award-winning service

At Nixon Williams, we believe that getting to know you and your business is paramount to your success. Our clients praise their ‘fantastic service’, our ability ‘to give me practical and timely accounting advice’ and for ‘treating you as an individual’.

Switch to us

We will never share your data with anyone without your permission. Read our Privacy policy to see how we use your data.

One of our main focuses is consistently exceeding expectations. We work hard to achieve this, and we’re honoured our clients agree by rating us as one of the Top 5 Rated Accounting Firms on Trustpilot.

See our 450+ reviews on Trustpilot

Great Service

Great service, on top of everything and managed me well. Just what I needed.

27th November, 2019

Excellent service and good value

Excellent service and good value. I am an independent contractor in Oil and Gas and have been using Nixon Williams for a year now…

14th November, 2019

Very professional and courteous on

Very professional and courteous onboarding. Plenty of communication on status and very quick to respond to any queries.

12th November, 2019


Very professional service with clear and helpful advice throughout the onboarding process. I’d thoroughly recommend Nixon Williams to any contractor looking for a good accounting service.

10th November, 2019

For a newbie contractor

For a newbie contractor, the process was very clear and someone was always available to answer questions at the other end of the phone. couldn’t have been better.

31st October, 2019

I have been with Nixon Williams for 2.5…

I have been with Nixon Williams for 2.5 years and I have never had an issue with them. They have always been very helpful, informative and responded to emails…

30th October, 2019