The register
The register lists DS Water 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).
At Companies House the business is DS Water Limited (company number 10618933), a private limited company incorporated in 2017, 9 years ago. Registered office: The Lightbox G.16, 111 Power Road, London, W4 5PY, W4 5PY. By its SIC codes the business is in energy, water and waste.
Holding a licence is the expensive, slow part done. For DS Water Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.