The register
The register lists Astrea UK Services Limited in Cambridge 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 Astrea UK Services Limited (company number 12559260), a private limited company incorporated in 2020, 6 years ago. The registered office is at Unit 1 Horizon Park, Barton Road, Comberton, CB23 7AJ, CB23 7AJ. Its filed activity puts it in professional and technical services.
For a candidate this means one less obstacle: Astrea UK Services Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.