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Our Accounting Services in Portsmouth

We work with limited companies, sole traders, landlords, and non-profits across a range of industries. Here’s how we can support you:

VAT Returns
Annual Accounts

and corporation tax returns

Bookkeeping
Budgeting and forecasting
Payroll
Management accounts and reporting

Looking for trusted accountants in Portsmouth? You’re in the right place.

At Finance Box, we specialise in helping small businesses, landlords, and charities across Portsmouth stay compliant, plan ahead, and grow sustainably.

From bookkeeping and tax returns to payroll and cloud accounting tools like Xero and Dext, we offer expert-led, modern accounting services that work the way your business does.

Whether you’re just starting out or running an established company, our team is here to support your journey, every step of the way.

Accounting is Our Superpower

We are your new secret weapon for your businesses growth. All of your accounting issues from BookkeepingManagement Accounts and Forecasting to VAT Returns and Payroll, are a thing of the past with our accounting services in Worthing

Meet your new team of accounting heroes

Local Accountants in Portsmouth

Ready to serve whenever you need them. Our Portsmouth based bean-counting superheroes work as part of your team to get the job done.

Move Faster With Our Tech Side-Kicks

Say hi to FABio. Our Finance Automation Bot creates a customised eco-system for you and the operations of your business by connecting your applications. Make more informed decisions earlier and complete tasks more quickly and consistently.

Real-time accounting and our expert analysis of your data enable you to make crucial decisions more quickly.

Don't Just Take Our Word For It

Supporting businesses across Portsmouth, Rustington, Chichester and surrounding areas.

Why Choose Finance Box as Your Portsmouth Accountant?

We’re Local
We understand the unique challenges and opportunities facing businesses in Portsmouth and Hampshire.

Real, Proactive Support
We don’t just tick boxes — we give you the tools, advice and clarity to move your business forward.

Cloud Accounting Experts
From Xero to A2X, Dext to QuickBooks — we’ll help you automate, save time and stay in control.

Straightforward Pricing
No hidden extras. Just fair, transparent fees and tailored packages to suit your goals.

FAQ

Definitely. FBX Assist is built to ensure you stay compliant with HMRC’s MTD requirements. We can support you through setup, submissions, and system integration.

Cloud accounting is a newer way to manage your accounts. Your business accounts, payroll, and other financial operations will be managed by our certified team of accountants to make sure your business meets all legal requirements and deadlines. 

You enter your financial data anytime, anywhere using an easy-to-use cloud software, and we take care of the Companies House and HMRC regulations for you. We collaborate to find the quickest and most practical answer to all of your financial problems while providing a variety of accountancy services.

Simple! Book a free consultation or use our online pricing tool. We’ll talk through your current setup and recommend the right package based on your charity’s size, needs, and compliance requirements.

No — while we love supporting local businesses, we work with clients across the South Coast and beyond.

Yes — we make the process smooth and stress-free, including contacting your previous accountant and handling the handover.

Speak to a Local Accountant Today

Whether you need full support or just some friendly advice, Finance Box is here to help.

Call us on 01903 919330
Email: hello@financebox.co.uk
Visit us: 128B The Street, Rustington, BN16 3DA

Or click below to book your free consultation