GAIN TAX

GAIN Tax is an AI assistant that acts as a research co-pilot for tax advisors. It cuts the time spent on technical research and surfaces a far wider scope of relevant legislation and HMRC guidance than a typical manual review. For accountancy practices and finance teams without in-house tax specialists, GAIN Tax becomes the first port of call for UK tax queries. It provides instant answers with direct references to specific paragraphs in legislation, HMRC guidance and manuals, so teams can review them internally or share them with a tax partner. Firms report saving significant time and cost on every query while lifting the quality and consistency of their final advice. To see it in action, you can book a short demo or start a 7-day free trial via our website.

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What is GAIN TAX?

GAIN Tax is an AI assistant that acts as a research co-pilot for tax advisors. It cuts the time spent on technical research and surfaces a far wider scope of relevant legislation and HMRC guidance than a typical manual review. For accountancy practices and finance teams without in-house tax…

What does GAIN TAX do?

Conducts AI-powered UK tax and business law research. Provides accurate, up-to-date answers verifiable with one click. Centralizes client profiles and documents for contextual AI answers.

Who founded GAIN TAX?

GAIN TAX was founded by Kostiantyn Kvartyrmeister.

What category does GAIN TAX fall under?

GAIN TAX is a legal technology company in the Tax Compliance & Filing (AI-suggested classification) category.

Where is GAIN TAX based?

GAIN TAX is based in London, London, City of, United Kingdom.

When was GAIN TAX founded?

GAIN TAX was founded in 2025.

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