The register
The register lists Campbell Reed Limited in Welwyn Garden City, Hertfordshire 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 Campbell Reed Limited (company number 09931392), a private limited company incorporated in 2015, 10 years ago. Registered office: Albany Chambers, 26 Bridge Road East, Welwyn Garden City, Hertfordshire, AL7 1HL, AL7 1HL. By its SIC codes the business is in recruitment and employment agencies. It has traded under other names before, including Armstrong G Campbell Limited, Campbell Reed Limited.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.