The register
Kolleno Limited is licensed to sponsor workers on Skilled Worker. The organisation is based in London and has held its place on the register since at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as Kolleno Limited, number 12755717, incorporated 2020: 6 years of filings behind the name. The registered office is at International House, 36-38 Cornhill, London, EC3V 3NG, EC3V 3NG. Its filed activity puts it in it, software and media.
Holding a licence is the expensive, slow part done. For Kolleno Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.