The register
The register lists BlueBox Worldwide Ltd. in Tunbridge Wells, Kent 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 Bluebox Worldwide Ltd, number 06494351, incorporated 2008: 18 years of filings behind the name. The registered office is at Pantiles Chambers, 85 High Street, Tunbridge Wells, Kent, TN1 1XP, TN1 1XP. By its SIC codes the business is in it, software and media.
Holding a licence is the expensive, slow part done. For BlueBox Worldwide Ltd. the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.