Tolley

About us

For over 100 years, Tolley has been the trusted partner to the UK's tax profession, helping firms and in-house tax teams navigate complexity with confidence. Today, we combine authoritative tax intelligence, practical guidance, professional learning and cutting-edge AI to help tax professionals build expertise, work more efficiently and deliver better outcomes.

Our mission is simple: to empower tax professionals at every stage of their career with the knowledge, tools and technology they need to stay ahead in an ever-changing tax landscape. From market-leading research and practical workflow tools to expert training and AI-powered innovation, Tolley supports every stage of the tax journey.

At the heart of our portfolio is Tolley+™ our leading trusted tax research and guidance platform. Bringing together the UK's largest collection of tax legislation, case law, commentary, practical guidance and workflow tools, Tolley+ helps professionals find trusted answers faster, apply tax legislation with confidence, reduce risk and improve productivity.

Building on this foundation, Tolley+™ with Protégé™ introduces a new standard in trusted tax AI. Unlike generic AI tools, it's built specifically for tax professionals, combining guided AI workflows with authoritative Tolley content to help teams move from question to review-ready work with greater speed, consistency and confidence. From research and analysis to drafting and document review, every output is grounded in trusted sources, keeping professional judgement firmly at the centre.

Whether you're developing the next generation of tax professionals, delivering high-value client advice or embracing the latest AI technology, Tolley provides the trusted expertise, innovative solutions and practical support to help you succeed.

Trusted expertise. Intelligent technology. Built for the future of tax.