The register
The register lists Book A Base Ltd in Liverpool, Merseyside as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
Companies House lists it as Book A Base Ltd, number 06714409, incorporated 2008: 18 years of filings behind the name. The registered office is at 48-52 Penny Lane, Mossley Hill, Liverpool, Merseyside, L18 1DG, L18 1DG. By its SIC codes the business is in property.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Book A Base Ltd's own careers page and the job boards, and the answer changes with the season and the order book.