A Boutique Finance & Systems Partner for Growing SMEs
Multi-Award Winning Firm
Trusted by growing SMEs to organise messy finances and implement better systems.
Helping business owners who have outgrown their bookkeeper bring clarity, structure and confidence back into their numbers.
Financial Clarity & Systems Expertise
Beyond bookkeeping. Building the reporting, processes and tech stack businesses need to scale.
Host of The 3Bz Podcast
Practical conversations about what it really takes to build better businesses.
When Your Business Grows
Your systems often don’t.
Many growing businesses reach a point where the systems that once worked start to break down. Reporting becomes unclear, software stops connecting properly, and owners lose confidence in their numbers. That’s usually the moment they realise they’ve outgrown their bookkeeping setup.
• Messy finances • No clear reporting • Disconnected systems
Messy finances and patchwork systems
Fragmented software and manual processes create errors and duplicate work.
No clear picture of performance
Without reliable reporting it becomes difficult to see cash flow, profitability or business performance clearly.
Meet Stephanie Marshall FICB PM.Dip
Founder of A B C S UK, multi-award-winning bookkeeping and accountancy professional and host of The 3Bz Podcast.
Stephanie helps growing businesses fix messy finances, improve systems and gain the clarity they need to make better business decisions.
- Multi-award-winning firm
- Fellow of the Institute of Certified Bookkeepers
- Host of The 3Bz Podcast – Building Better Business
The Systems Behind Confident Growth
Bookkeeping & Accountancy
Solid financial foundations that ensure your numbers are accurate, reliable and ready to support better decisions.
Financial Reporting & Insight
Turning raw numbers into meaningful financial insight so you can clearly see how your business is performing.
Software & Tech Stack Setup
Designing a joined-up finance tech stack that eliminates manual work and connects your business systems properly.
Business Systems Improvement
Improving the processes behind your systems so your operations run more smoothly and efficiently.
Strategic Business Support
Ongoing advisory support to help you make better decisions and scale with confidence.
From Messy Finances to Scalable Systems
clients supported
50+
We build the financial infrastructure that ambitious SMEs need to scale. Accuracy, clarity, and award-winning expertise to help you grow with confidence.
150+
podcast episodes
Industry Awards
15+
Real Results for Growing Businesses
From messy spreadsheets to confident, data-driven growth
- Replaced disconnected systems with fully integrated financial processes
- Delivered real-time visibility into performance
- Identified VAT opportunities saving the business significant money
- Enabled confident decision-making and scalable growth
“The clarity has been a total game-changer for our scaling strategy.”
— Chris Mollison, Ti-GO Sport
Trusted by Growing Businesses
Here’s what happens when we bring clarity to your finances
“I’ve never had a bookkeeper who cares this much. They actually get involved in my business and feel part of our family.”
Ray Warner, Thomas Etty Esq
“Before working with A B C S UK, our finances lacked clarity and structure. Now we have complete visibility, better systems, and can make confident decisions.Their VAT expertise alone has saved us a significant amount of money, and the impact on our profitability has been huge.”
Chris Mollison, Director, Ti-GO Sport
“The only real constructive business support I have. A real Mary Poppins of the bookkeeping world.”
Ksenia Jones, Director, Equiprofi