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Company details

  1. Accounting firm
  2. Alternative Financial Services
  3. Bookkeeping service
  4. Financial Audit
  5. Financial advisor
  6. Tax advisor

Written by the company

At Avizio, we specialise in helping ambitious businesses save money, improve financial clarity, and scale with confidence. Our expert team delivers tailored accounting, tax advisory, and financial planning services to high-growth companies across the UK. Based in Central London at the iconic Leadenhall Building, we support businesses in tech, AI, engineering and much more offering everything from everyday bookkeeping to strategic growth support. We’re known for uncovering overlooked tax reliefs, optimising internal systems, and acting as long-term financial partners through our Virtual Finance Office (VFO) and Fractional CFO services. Whether you’re claiming R&D tax credits, looking for reliable accounting and compliance, or seeking support with grants and business process optimisation, Avizio brings deep expertise and a modern, responsive approach. Our clients typically have turnover between £500k and £20M, and value clear communication, proactive insight, and measurable results. Services include: • Accounting & compliance • R&D tax relief claims • Bookkeeping & financial reporting • Fractional CFO support • Virtual Finance Office (VFO) • Grant and funding advice • Business process improvement We’re trusted for our tax insight and regularly create industry-focused articles, reports, and guides to help businesses stay ahead. Our expertise in accounting, R&D tax credits, business grants, and strategic financial planning makes Avizio a go-to advisor for founders, finance leads, and growing teams who want to make the most of every opportunity. If you’re ready to work with a team that understands your business, speaks your language, and helps you grow smarter, we’d love to hear from you.


Contact info

3.8

Great

TrustScore 4 out of 5

2 reviews

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Rated 5 out of 5 stars

Excellent client service for tax matters

Having worked with Zak and his team at Avizio, I cannot recommend their services highly enough. As someone working in investor relations, I've found their expertise in navigating complex tax matters to be invaluable.

Their approach is both thorough and practical, ensuring optimal tax efficiency without unnecessary complications. What truly sets Avizio apart is their responsiveness and personalised service. Zak takes the time to understand the specific needs of each client, offering tailored solutions rather than one-size-fits-all advice.

For anyone seeking professional tax guidance, particularly for investment-related matters, highly recommend Avizio.

15 April 2025
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