The register
The register lists EOS Deal Advisory Ltd 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).
At Companies House the business is Eos Deal Advisory Ltd (company number 12174675), a private limited company incorporated in 2019, 7 years ago. The registered office is at 60 Trafalgar Square, London, WC2N 5DS, WC2N 5DS. Its filed activity puts it in professional and technical services.
Holding a licence is the expensive, slow part done. For EOS Deal Advisory Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.