The register
The register lists monday.com 2020 UK Ltd 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 Monday.com UK 2020 Ltd. (company number 12855633), a private limited company incorporated in 2020, 6 years ago. The registered office is at 30 Old Bailey, London, EC4M 7AU, EC4M 7AU. Its filed activity puts it in it, software and media.
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.