The register
The register lists C2X LTD in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
Companies House lists it as C2X LTD, number 15097274, incorporated 2023: 3 years of filings behind the name. The registered office is at 12th Floor The Plaza, 100 Old Hall Street, Liverpool, L3 9QJ, L3 9QJ. By its SIC codes the business is in construction. It has traded under other names before, including Phoenix X UK Holding, Ltd..
For a candidate this means one less obstacle: C2X LTD already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.