The register
The register lists Ergon Associates Ltd in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as Ergon Associates Limited, number 05401100, incorporated 2005: 21 years of filings behind the name. Registered office: Unit 1, 9a Dallington Street, Clerkenwell, London, EC1V 0BQ, EC1V 0BQ. Its filed activity puts it in professional and technical services.
Holding a licence is the expensive, slow part done. For Ergon Associates Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.