The register
The register lists Kcn Marine 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).
Companies House lists it as Kcn Marine Ltd, number 16052614, incorporated 2024: 2 years of filings behind the name. Registered office: Office 403 Screenworks 22 Highbury Grove, London, N5 2ER, N5 2ER. Its filed activity puts it in repair and installation of machinery.
Holding a licence is the expensive, slow part done. For Kcn Marine Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.