The register
The register lists 28b Limited in Huntingdon, Cambridgeshire 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 28B Limited, number 07372086, incorporated 2010: 16 years of filings behind the name. Registered office: Castle Hill House, High Street, Huntingdon, Cambridgeshire, PE29 3TE, PE29 3TE. By its SIC codes the business is in it, software and media.
For a candidate this means one less obstacle: 28b Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.