The register
The register lists StructureFLow Limited in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Structureflow Ltd is the registered name (Companies House number 10403883), a private limited company on the register since 2016. The registered office is at 78 York Street, London, W1H 1DP, W1H 1DP. By its SIC codes the business is in it, software and media. It has traded under other names before, including Lexograph Ltd, Structuregram 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.