The register
The register lists IGR London 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).
At Companies House the business is Igr London Limited (company number 09377791), a private limited company incorporated in 2015, 11 years ago. The registered office is at 20-22 Wenlock Road, London, Greater London, N1 7GU, N1 7GU. Its filed activity puts it in manufacturing and engineering.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for IGR London Limited's own careers page and the job boards, and the answer changes with the season and the order book.