The register
The register lists 300 Spartans Limited in Lincs 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).
Companies House lists it as 300 Spartans Limited, number 12230958, incorporated 2019: 7 years of filings behind the name. The registered office is at Unit 33 Broadfield Lane Industrial Estate, Boston, Lincs, PE21 8DR, PE21 8DR. By its SIC codes the business is in agriculture, forestry and fishing.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for 300 Spartans Limited's own careers page and the job boards, and the answer changes with the season and the order book.