About
One Stop Professional, Approachable, And Always Here for You
For more than two decades, we’ve helped businesses, individuals, and contractors across the UK take control of their finances with clear advice, complete services, and no hidden costs. At One Stop Accountancy Services Ltd, we’re not just accountants — we’re your long-term financial partners.
A Straightforward, Fixed-Fee Approach
We believe accounting shouldn’t come with surprise charges. That’s why we operate on a fixed-fee basis — covering all core accountancy and tax services under one simple monthly price.
No hourly rates.
No hidden extras.
Just clear, reliable support when you need it.
Our all-inclusive packages typically cover:
- Annual accounts
- Self Assessment tax returns
- Corporation Tax returns
- Payroll & PAYE
- VAT returns (MTD compliant)
- Bookkeeping support
- Tax planning advice
- Companies House filing
…and unlimited day-to-day advice from our friendly team.
Who We Work With
Our clients range from:
- Sole traders & freelancers
- Limited companies & startups
- Landlords
- Contractors & consultants
Whether you’re just starting out or scaling up, we tailor our support to fit your goals.
Why Clients Stay With Us
- ✅ 22 Years of Proven Experience
We’ve seen the landscape change — and helped clients adapt every step of the way. - ✅ All-Inclusive Service
Everything you need in one place, for one fair monthly fee. - ✅ Proactive, Friendly Advice
No jargon, no nonsense — just clear guidance when you need it. - ✅ No Surprises, Ever
You’ll never be hit with an unexpected bill. If it’s included in your plan, it’s covered. - ✅ Digital-First, Human Always
We support cloud accounting tools like Xero and QuickBooks, but we’re always just a phone call away.
Our Mission
To make accounting simple, transparent, and stress-free — giving our clients more time to focus on what they do best.
We’re proud to build long-term relationships based on trust, value, and service that goes beyond the numbers
Let’s Talk
Whether you’re looking to switch accountants, register a company, or just want a second opinion — we’re here to help.
📞 Call us on 01827 214310
✆ Call us on 07966587515
📧 Email: admin@onestopaccountancy.co.uk
🟩 Address : Greenacres, Watling Street, Grendon, Warwickshire, CV9 2PY
Companies House Number 07599107