Sitryx Therapeutics Limited
ActiveLicence & visa routes
An A rating means the sponsor currently meets Home Office duties and can issue Certificates of Sponsorship; a B rating means a time-limited action plan is in place.
Companies House changes
Run a live check≈4.2 in 100 such sponsors lost their licence within 7 months. Driven by: Healthcare sponsor (×1.9), Director termination (TM01) in the last 12 months (×1.5), More than 7 filings in 24 months (×1.4), Files full or group accounts (×0.8).
Reporting duties
- 24 Mar 2026 — New director appointed: GRIGGS, Jeremy, Dr. Report via SMS within 20 working days · window closed 21 Apr 2026 — if this was not reported, the licence is at risk
- 10 Mar 2026 — Director resigned: RHYASEN, Garrett. Report via SMS within 20 working days · window closed 7 Apr 2026 — if this was not reported, the licence is at risk
- 4 Jan 2026 — Company name changed. Report via SMS within 20 working days · window closed 30 Jan 2026 — if this was not reported, the licence is at risk
- 12 Jun 2025 — New shares issued (allotment). Report via SMS within 20 working days · window closed 10 Jul 2025 — if this was not reported, the licence is at risk
- + 26 earlier duties
Deadlines are 20 working days from the change (bank holidays not counted). Companies House cannot show whether the report was made.
- 24 Mar 2026New director appointed: GRIGGS, Jeremy, Dr
- 10 Mar 2026Director resigned: RHYASEN, Garrett
- 4 Jan 2026Company name changed
- 12 Jun 2025New shares issued (allotment)
- 4 Jun 2025New shares issued (allotment)
- 11 Apr 2025New shares issued (allotment)
- + 24 earlier events
Sponsored jobs
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Common questions about Sitryx Therapeutics Limited
- Is Sitryx Therapeutics Limited a licensed UK visa sponsor?
- Yes. Sitryx Therapeutics Limited in Oxford holds a UK sponsor licence and appears on the Home Office register of licensed sponsors, where it has been listed since 2020. That means it is permitted to sponsor eligible workers from overseas, though a licence is permission to sponsor rather than a guarantee that any particular vacancy is open to sponsorship.
- What visa routes can Sitryx Therapeutics Limited sponsor?
- Sitryx Therapeutics Limited is licensed for Skilled Worker. Its licence is recorded on the register as "Worker (A rating)" — the rating reflects the Home Office's confidence in the sponsor's compliance record.
- Where is Sitryx Therapeutics Limited based?
- The register lists Sitryx Therapeutics Limited at 101 Bellhouse Building Magdalen Centre, The Oxford Science Park, Oxford, OX4 4GA. This is the address on the sponsor licence, which is usually the head office — a sponsored role may be based at a different site.
- How current is this information?
- This page is built from the UK Home Office register of licensed sponsors. We resync the register daily and keep a dated history of every addition and removal, alongside Companies House records for company number 10366466. The register itself is the authoritative source — always confirm on GOV.UK before relying on a licence status.
Registration details
- Companies House
- 10366466
- Address
- 101 Bellhouse Building Magdalen Centre, The Oxford Science Park, Oxford, OX4 4GA
- First on register
- 7 Sept 2020
- Website
- sitryx.com
- Profile
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Source: UK Home Office register of licensed sponsors (updated daily) and Companies House. "First on register" is when this organisation first appeared in our data, not the official licence grant date.