The register
The register lists Atelier001 Limited in London 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 it as Atelier001 Ltd, number 11953781, incorporated 2019: 7 years of filings behind the name. The registered office is at 50 Golborne Road, London, W10 5PR, W10 5PR. By its SIC codes the business is in professional and technical services. It has traded under other names before, including A001 Limited.
For a candidate this means one less obstacle: Atelier001 Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.