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Taxed & Tested – Startup Audit-geddon
Thu 08 May
|Mayfair
Taxed & Tested: When HMRC Comes Knocking Startups move fast. HMRC doesn’t. As funding rounds grow and valuations climb, more and more startups are finding themselves in the crosshairs of HMRC enquiries — from R&D tax relief claims to PAYE compliance and everything in between.


Time & Location
08 May 2025, 10:00 – 12:30
Mayfair, Mayfair, London, UK
About the event
Meet Bonham & Brook: the only firm defending startups with a team of former HMRC inspectors. They don’t just respond, they go on the offensive. They know how the system works, and more importantly, they know how to win.
“Taxed & Tested” is a one-of-a-kind event where we break down:
Why HMRC is targeting startups like never before
The most common triggers for enquiries (and how to avoid them)
What really happens inside an HMRC enquiry — and how Bonham & Brook flips the script
Live case studies from the frontline