The register
The register lists MASB Accounts Limited in London 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).
Companies House lists the business as Masb Accounts Limited, company number 16399325, a private limited company. The registered office is at 15 New Bridge Street, London, EC4V 6AU, EC4V 6AU. By its SIC codes the business is in professional and technical services.
For a candidate this means one less obstacle: MASB Accounts Limited already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.