The register
The register lists 42 Technology Limited in Cambourne, Cambridge as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Companies House lists it as 42 Technology Limited, number 04341237, incorporated 2001: 24 years of filings behind the name. Registered office: Building 1020 Cambourne Park Science & Technology Campus, Cambourne, Cambridge, CB23 6DW, CB23 6DW. Its filed activity puts it in professional and technical services. It has traded under other names before, including Litton Technology Limited.
Holding a licence is the expensive, slow part done. For 42 Technology Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.