The register
The register lists Isac Education Limited in London 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 Isac Education Limited, number 14904499, incorporated 2023: 3 years of filings behind the name. Registered office: 1 Baltimore House, Juniper Drive, London, SW18 1TS, SW18 1TS. Its filed activity puts it in other services.
For a candidate this means one less obstacle: Isac Education Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.