The register
The register lists In Paella Limited in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
At Companies House the business is In Paella Limited (company number 10194767), a private limited company incorporated in 2016, 10 years ago. Registered office: Second Floor Windsor House, 40/41 Great Castle Street, London, W1W 8LU, W1W 8LU. By its SIC codes the business is in hospitality.
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.