The register
The register lists Atmo Technology Ltd in Bristol 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).
At Companies House the business is Atmo Technology Ltd (company number 09389687), a private limited company incorporated in 2015, 11 years ago. The registered office is at 3 Orchard Court, St. Augustines Yard, Bristol, BS1 5DP, BS1 5DP. By its SIC codes the business is in professional and technical services. It has traded under other names before, including Pod Share Ltd, Doing Ltd.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.