The register
The register lists Best Cask Ltd in Wexham, Slough, Buckinghamshire as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
At Companies House the business is Best Cask Ltd (company number 11323035), a private limited company incorporated in 2018, 8 years ago. The registered office is at 27 Old Gloucester Street, London, WC1N 3AX, WC1N 3AX. By its SIC codes the business is in wholesale.
For a candidate this means one less obstacle: Best Cask Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.