The register
The register lists Alumni Ventures UK, LLP in Harrow 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 the business as Alumni Ventures UK, LLP, company number OC458068, a limited liability partnership. The registered office is at Dns House, 382 Kenton Road, Harrow, Middlesex, HA3 8DP, HA3 8DP.
Holding a licence is the expensive, slow part done. For Alumni Ventures UK, LLP the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.