The register
The register lists Structural Design Associates Ltd in Kegworth, Derbyshire 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 it as Structural Design Associates Ltd, number 04139435, incorporated 2001: 25 years of filings behind the name. The registered office is at Kings Ride Court, Kings Ride, Ascot, Berkshire, SL5 7JR, SL5 7JR. Its filed activity puts it in professional and technical services. It has traded under other names before, including Streamcroft Limited.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Structural Design Associates Ltd's own careers page and the job boards, and the answer changes with the season and the order book.