Founder-led. UK-built. Honest by design.
Fynvro was built because existing practice management tools are either too complex, too expensive, or built for a different market entirely.
The story
Kazi Salah Uddin is a multi-business operator with over a decade of experience. He built Fynvro OS from scratch — not as a side project, but as a solution to a problem he experienced firsthand: the chaos of managing deadlines, documents, and compliance across multiple businesses.
The result is a system that’s simple, UK-native, and built by someone who actually uses it. No corporate sales team. No quarterly earnings pressure. Just good software made by someone who cares.
“UK accountancy firms deserve software built by someone who has actually filed VAT returns, paid corporation tax, and chased late invoices — not by someone who learned about UK accountancy from a marketing brief.”
BSc Hons Business Management (ULAW) · Former chef · London-based
What we believe
Simplicity over complexity
Good software should make your life easier, not harder.
UK-focused
Companies House, HMRC, UK bank holidays — built in from day one.
Honest by default
Real features, real founder, no fake claims.
Built by Britbunt Ltd
Company No. 14493528
Built in London for UK firms