The register
The register lists ESPL Regulatory Consulting Ltd in Glasgow 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 Espl Regulatory Consulting Ltd, number 03225218, incorporated 1996: 30 years of filings behind the name. The registered office is at 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ, WC2H 9JQ. Its filed activity puts it in it, software and media. It has traded under other names before, including Embedded Signal Processing Ltd..
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for ESPL Regulatory Consulting Ltd's own careers page and the job boards, and the answer changes with the season and the order book.