The register
The register lists Nail & CO in Derby as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
Companies House lists the business as Nail&co Limited, company number 17153231, a private limited company. Registered office: Suite 315 2a Ruckholt Road, London, E10 5NP, E10 5NP. By its SIC codes the business is in retail.
Holding a licence is the expensive, slow part done. For Nail & CO the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.