The register
The register lists Dark Matter Laboratories 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).
Dark Matter Laboratories Limited is the registered name (Companies House number 13294211), a company limited by guarantee on the register since 2021. Registered office: 217 Mare Street Mare Street, Hackney, London, E8 3QE, E8 3QE. By its SIC codes the business is in professional and technical services.
Holding a licence is the expensive, slow part done. For Dark Matter Laboratories Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.