What We Do

Expert Accounting, Tax & Business Support

At SDP Accountants, we make life easier for individuals, freelancers and businesses with practical, no-fuss financial support. Whether you need help with tax returns, bookkeeping, or full outsourced finance support, we deliver honest advice and timely service — all from our Cardiff office, trusted UK-wide.

Our Core Services

Our services are built around real-life financial challenges. We don’t just tick boxes — we take time to understand your business, explain your options and offer clear, fixed-fee support.

Company values of SDP Accountants

Accounting & Business Support


Bookkeeping

We manage your day-to-day transactions so your books stay accurate, up-to-date and ready for any deadline.

Sole Trader & Company Accounts

From self-employed accounts to limited company filings, we handle compliance while helping you understand your numbers.

Payroll & CIS

Weekly or monthly payroll, PAYE submissions and contractor CIS returns — handled on time, every time.

Monthly Management Accounts

We deliver clear monthly reports to help you stay in control of cash flow, costs and growth.

Tax & Compliance Service


Personal Tax & Self Assessment

We take care of your tax returns, so you don’t miss deadlines, overpay, or fall behind on HMRC obligations.

Corporation Tax

From calculating liabilities to submitting returns, we ensure your business pays only what it needs to — and on time.

VAT Returns & Registration

We handle your VAT setup, submissions and MTD compliance, keeping you audit-ready and stress-free.

PAYE & Employer Services

We set up your PAYE scheme, file RTI returns, and manage employee taxes on your behalf.

Company values of SDP Accountants
Company values of SDP Accountants

Other Financial Consultancy Services


Company Formation & Setup

We guide you through registering your business, choosing the right structure, setting up with HMRC and ensuring you start on the right financial footing.

Management Consultancy

From cash flow challenges to growth strategies, we provide financial insights and planning support that help you run your business more efficiently.

Business Process Optimisation

We help improve your internal finance workflows — whether it’s invoicing, expense tracking, or reporting — with the right systems and controls.

Strategic Planning & Forecasting

Get long-term financial clarity with detailed forecasting, budget setting and business health check-ups to support sustainable growth.

Contact Us

Fill out the form below and our team will get back to you with clear answers and practical support — no jargon, no pressure.