Mercury Computer Systems 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≈3.3 in 100 such sponsors lost their licence within 7 months. Score uses register data only — a live check adds the full Companies House record.
Reporting duties
- 24 Nov 2025 — New director appointed: CISSOKO, Moussa. Report via SMS within 20 working days · window closed 22 Dec 2025 — if this was not reported, the licence is at risk
Deadlines are 20 working days from the change (bank holidays not counted). Companies House cannot show whether the report was made.
- 24 Nov 2025New director appointed: CISSOKO, Moussa
Sponsored jobs
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Job listings are harvested daily from Reed, Adzuna, Jooble and Careerjet and matched back to the register.
Common questions about Mercury Computer Systems Limited
- Is Mercury Computer Systems Limited a licensed UK visa sponsor?
- Yes. Mercury Computer Systems Limited in Reading holds a UK sponsor licence and appears on the Home Office register of licensed sponsors, where it has been listed since 2025. 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 Mercury Computer Systems Limited sponsor?
- Mercury Computer Systems Limited is licensed for Global Business Mobility: Senior or Specialist Worker and 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 Mercury Computer Systems Limited based?
- The register lists Mercury Computer Systems Limited at Unit 10, Easter Park Benyon Road, Silchester, Reading, United Kingdom, RG7 2PQ. 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 03420190. The register itself is the authoritative source — always confirm on GOV.UK before relying on a licence status.
Registration details
- Companies House
- 03420190
- Address
- Unit 10, Easter Park Benyon Road, Silchester, Reading, United Kingdom, RG7 2PQ
- First on register
- 25 Mar 2025
More in Reading
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.