The register
The register lists Buchi UK Ltd in Newmarket as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
At Companies House the business is Buchi UK Limited (company number 03882130), a private limited company incorporated in 1999, 26 years ago. The registered office is at 6 Goodwin House Business Park, Willie Snaith Road, Newmarket, Suffolk, CB8 7SQ, CB8 7SQ. By its SIC codes the business is in wholesale. It has traded under other names before, including Buchi Analytical Ltd, Cobco (286) Limited.
For a candidate this means one less obstacle: Buchi UK Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.