The register
The register lists Heat Secure Ltd in Croydon as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Heat Secure Ltd is the registered name (Companies House number 08021663), a private limited company on the register since 2012. Registered office: 115 Westcombe Avenue, Croydon, London, CR0 3DF, CR0 3DF. Its filed activity puts it in repair and installation of machinery. It has traded under other names before, including Belbuilders Limited.
For a candidate this means one less obstacle: Heat Secure Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.