The register
The register lists Lansdowne Partners Ltd in London 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 Lansdowne Partners Limited, number 03514088, incorporated 1998: 28 years of filings behind the name. The registered office is at 65 Curzon Street, London, W1J 8PE, W1J 8PE. Its filed activity puts it in finance and insurance. It has traded under other names before, including Scapesolar Limited.
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.