Is SYDENHAM DOUBLE GLAZING LTD T/A SDG WINDOW your sponsor? Verify it from your dashboard to power your alerts and the community count.
Grounded in the register: the answer quotes this employer’s live licence status, routes, and rating.
From the official UK Register of Licensed Sponsors (Workers), checked 8 Jun 2026. This tool provides guidance only. Always consult an IAA-regulated adviser for official advice.