The register
Extreme E Ltd, London, holds a Home Office sponsor licence on the Skilled Worker route, and has been on the register since at least 2026. The register records its rating as Worker (A rating).
Extreme H Ltd is the registered name (Companies House number 11327724), a private limited company on the register since 2018. The registered office is at 9th Floor 3 Shortlands, Hammersmith, London, W6 8DA, W6 8DA. Its filed activity puts it in arts, sport and leisure. It has traded under other names before, including Extreme E Ltd.
Holding a licence is the expensive, slow part done. For Extreme E Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.