The register
Zilliant Limited, London, holds a Home Office sponsor licence covering 2 routes: Global Business Mobility: Senior or Specialist Worker and Skilled Worker. It has been on the register since at least 2026. The register records its rating as Worker (A rating).
Companies House lists it as Zilliant Limited, number 05909258, incorporated 2006: 20 years of filings behind the name. Registered office: 5 New Street Square, London, EC4A 3TW, EC4A 3TW. Its filed activity puts it in manufacturing and engineering.
Holding a licence is the expensive, slow part done. For Zilliant Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.