The register
The register lists Thirty8 London Ltd in Herts as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
At Companies House the business is Thirty8 London Ltd (company number 12712917), a private limited company incorporated in 2020, 6 years ago. The registered office is at First Floor, Spitalfields House, Borehamwood, Herts, WD6 2FX, WD6 2FX. Its filed activity puts it in professional and technical services.
For a candidate this means one less obstacle: Thirty8 London Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.