Sussex

Accountants & Business Advisors in Sussex

At TC Group Sussex, we provide expert accountancy, audit, tax and advisory services to businesses, not-for-profits, independent schools and private clients across Sussex and the wider UK.

Our roots stretch back to the late nineteenth century, with a long-established presence in both Sussex and London. Over generations, we’ve built long-lasting relationships with businesses, charities, educational organisations and private clients who value practical advice, personal service and trusted support.

That heritage continues today. Our Sussex partners bring more than 100 years of combined experience, combining deep local knowledge with specialist expertise to help clients navigate change, manage complexity and plan for the future.

Supporting not-for-profits and independent schools

We’re particularly recognised for our work with charities, not-for-profit organisations and independent schools. Our specialists understand the governance, funding, regulatory and reporting challenges these organisations face and provide practical advice tailored to their needs.

From audit and assurance to strategic planning, financial sustainability and governance support, we work closely with trustees, governors, bursars and leadership teams to help organisations achieve their objectives and maximise their impact.

Helping Sussex owner-managed businesses thrive

We support owner-managed and family-owned businesses through every stage of their journey, from start-up and growth to succession planning, acquisition, sale and transition to the next generation. Our team provides integrated advice covering:

• Audit and assurance
• Accounts and business compliance
• Corporate and personal tax
• VAT and employment taxes
• Payroll and HR services
• Corporate finance and transaction support
• Succession and exit planning
• Wealth planning and preservation

Supporting families, trustees and private clients

Alongside our business services, we advise families, trustees, business owners and high-net-worth individuals on personal tax, trusts, inheritance tax, estate planning, pensions and succession planning. Our role is to help clients protect, preserve and pass on wealth efficiently while making informed decisions about their financial future.

Whether you’re a charity trustee, school leader, business owner or private individual seeking trusted advice, we’d be delighted to discuss how we can help.

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    “They’ve become an extension of our team. It’s reassuring to know that whenever we need expertise, there’s somebody there who can help.”

    Steve Lane, Interim Chief Executive, Wadars Animal Rescue

    EVERYTHING YOU NEED, RIGHT HERE IN sussex

    From day-to-day compliance to specialist advisory support, our Sussex team combines local service with the strength and expertise of TC Group’s national network. We work alongside business owners, not-for-profits, academies and individuals, providing joined-up advice that evolves with your ambitions.

    Here are some of the services and specialisms our clients value most:

    1. Owner-managed businesses are at the heart of what we do. As business owners ourselves, we understand the opportunities and challenges that come with running a business.

      From start-up and growth through to succession, sale or retirement, we work alongside business owners to help them achieve their ambitions.

    2. Our accounts and outsourcing services provide businesses with flexible finance support, from bookkeeping and management accounts, to outsourced finance functions.

      Through TC Live Accounting, we deliver live financial insights that give you greater visibility, improve efficiency and support confident decision-making.

      TC Live Accounting

    3. From statutory audits to voluntary assurance engagements, an effective audit delivers more than compliance.

      Our experienced audit team provides independent assurance and valuable insights, giving businesses, stakeholders and investors confidence in their financial reporting, without the complexity often associated with larger firms.

    4. Not-for-profit organisations and charities operate in a unique environment, balancing regulatory requirements, governance responsibilities and financial sustainability with their wider purpose.

      Our third sector specialists work closely with trustees, governors and leadership teams, helping organisations strengthen their foundations, achieve their objectives and maximise their impact.

      FIND OUT MORE

    5. The education sector continues to evolve, bringing new challenges and opportunities for academies and independent schools.

      Our education specialists understand the demands placed on leadership teams, bursars and trustees, providing the expertise and insight needed to strengthen performance, meet Department for Education requirements and plan confidently for the future.

      FIND OUT MORE

    6. We work closely with business owners and leadership teams to support growth, improve profitability and overcome business challenges.

      Combining commercial insight with practical business advisory services, we help organisations make informed decisions, improve performance and achieve their long-term ambitions.

    Insights from our Sussex team

    1. Wadars Animal Rescue Testimonial

      24 Sep 2026

      Charity Case Study: Supporting WADARS Through Financial Transformation

      Discover how TC Group’s charity sector specialists supported Wadars Animal Rescue, providing a trusted sounding board, around governance, structure, financial planning, and the future direction of the charity.

      Learn more

      Charity Case Study: Supporting WADARS Through Financial Transformation
    2. Chris Checkley Case Study | TC Group PartnershipsPlay icon

      14 Apr 2026

      Case study: Chris Checkley | TC Group Partnerships

      When reviewing the consolidators in the market, Chris wasn’t looking for a short term exit. He was focused on building a business with longevity.

      Watch now

      Case study: Chris Checkley | TC Group Partnerships
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