The register
The register lists Alteryx UK Limited in London as a licensed sponsor on Global Business Mobility: Senior or Specialist Worker and Skilled Worker, 2 routes in all, and has done since at least 2026. Its rating on the register is Worker (A rating).
At Companies House the business is Alteryx UK Ltd (company number 08806138), a private limited company incorporated in 2013, 12 years ago. The registered office is at C/O Csc Cls (Uk) Limited 5 Churchill Place, 10th Floor, London, E14 5HU, E14 5HU. By its SIC codes the business is in business services.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.