Navigating the complex landscape of business taxation requires expertise, foresight, and a clear strategy.
At Clark Jamison, we provide comprehensive business tax advice, including corporation tax planning and compliance, designed to optimise your financial position while ensuring full compliance with UK tax regulations. From strategic planning to tailored advisory support, our dedicated team helps businesses reduce risk, improve tax efficiency, and support long-term growth.
We advise businesses across the UK, working with clients both regionally and nationally, as well as those with international operations.

Who we help
- Start-ups
- Small and medium enterprises (SMEs)
- Ecommerce
- Entrepreneurs
- Family-owned businesses
- Corporate executives
- Contractors
- Digital Nomads and Expats
How we can help
Strategic tax planning
We work closely with businesses to design tailored tax strategies that go beyond compliance. By carefully analysing your company structure, profitability, and growth plans, we help optimise cash flow, maximise allowances and reliefs, and reduce overall corporation tax liabilities. This proactive approach supports sustainable growth while keeping your business tax-efficient.
Corporation tax compliance and reporting
Our team handles all aspects of business and corporation tax compliance, including preparing annual accounts, submitting corporation tax returns, partnership and personal tax filings, and ensuring accurate HMRC reporting. We manage deadlines, maintain robust records, and reduce the risk of penalties or enquiries.
Corporate tax advice for business change and growth
Whether you are considering a restructuring, merger, acquisition, or business relocation to or from the UK, we provide expert corporate tax advice at every stage. This ensures tax risks are managed effectively and opportunities for relief are fully considered during periods of change or growth.
VAT consultancy
VAT can be one of the most complex areas of taxation, especially for businesses trading internationally. We offer guidance on VAT registrations, compliance checks, and return submissions, as well as advice on cross-border transactions. Our service ensures you remain compliant while preventing overpayments and identifying opportunities for recovery.
R&D tax credits
Innovation deserves reward. We assist in identifying projects and activities that qualify for Research & Development (R&D) tax relief, often uncovering eligibility that businesses were unaware of. From preparing claims to liaising with HMRC, we help secure valuable tax credits that can be reinvested into future innovation.
International business taxation
For businesses operating across borders, navigating international tax laws and treaties is vital. We provide support on transfer pricing, double taxation relief, internationally mobile employees and foreign tax compliance to ensure your global operations are efficient and risk-free. Our expertise helps businesses expand with confidence in both domestic and international markets.
Bespoke business tax solutions
Every business faces unique tax challenges. We provide customised business and corporation tax advice aligned with your company’s structure, sector, and long-term objectives. Whether you need ongoing consultancy or one-off project support, our bespoke solutions ensure your tax strategy reflects the realities of your business.

Why business and corporation tax planning is essential
| Reason | Why It Matters |
| Legal compliance | Ensures your business meets HMRC requirements and avoids fines, penalties, or legal disputes. |
| Financial efficiency | Optimises tax liabilities, keeping more profit in the business for reinvestment and growth. |
| Risk management | Identifies and reduces exposure to tax risks during audits, transactions, or international dealings. |
| Investor confidence | Demonstrates strong governance and compliance, reassuring stakeholders and potential investors. |
| Growth opportunities | Strategic planning allows access to reliefs, incentives, and funding options like R&D credits. |
| International trade | Provides clarity and certainty for businesses expanding overseas, preventing costly tax inefficiencies. |
| Future-proofing | Keeps your business adaptable to changing tax laws, ensuring long-term stability. |
