The register
The register lists Kb4care Limited in Doncaster as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as KB4care Limited, number 13784011, incorporated 2021: 4 years of filings behind the name. Registered office: Suite 1-09, Cussins House 22-28 Wood Street, Doncaster, South Yorkshire, DN1 3LW, DN1 3LW. Its filed activity puts it in health care.
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.