The register
The register lists Tonic15 Ltd 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 Tonic15 Ltd, number 11209851, incorporated 2018: 8 years of filings behind the name. Registered office: Ingestre Place Ingestre Place, Ingestre Court, Soho, London, W1F 0JL, W1F 0JL. By its SIC codes the business is in wholesale.
For a candidate this means one less obstacle: Tonic15 Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.