The register
The register lists CPI Books Ltd in Croydon, Surrey 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 Cpi Books Ltd, number 02196742, incorporated 1987: 38 years of filings behind the name. The registered office is at 110 Beddington Lane, Croydon, CR0 4TD, CR0 4TD. Its filed activity puts it in manufacturing. It has traded under other names before, including Cpi Mackays Ltd, Mackays of Chatham Limited.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for CPI Books Ltd's own careers page and the job boards, and the answer changes with the season and the order book.