The register
The register lists Numberly 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 Numberly Ltd, number 06921309, incorporated 2009: 17 years of filings behind the name. The registered office is at Gilmoora House, 57-61 Mortimer Street, London, W1W 8HS, W1W 8HS. Its filed activity puts it in business services. It has traded under other names before, including 1000mercis Ltd..
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.