The register
The register lists Seamflow Ltd in Cheshire as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
Companies House lists the business as Seamflow Ltd., company number 16557372, a private limited company. The registered office is at 3rd Floor 1 Ashley Road, Altrincham, Cheshire, WA14 2DT, WA14 2DT. By its SIC codes the business is in it, software and media.
Holding a licence is the expensive, slow part done. For Seamflow Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.