Is Sidenor UK Ltd a licensed UK visa sponsor?

Yes. Sidenor UK Ltd in London is on the Home Office register of licensed sponsors under this name since 2022. It can sponsor workers from overseas, but not every job it advertises comes with sponsorship.

What visa routes can Sidenor UK Ltd sponsor?

Sidenor UK Ltd is licensed for Skilled Worker. Its licence rating on the register is "Worker (A rating)".

Where is Sidenor UK Ltd based?

The register lists Sidenor UK Ltd at 1st Floor Northside House, Mount Pleasant, Cockfosters, Hertfordshire, EN4 9EB. This is usually the head office; the job itself may be somewhere else.

How current is this information?

This page uses the UK Home Office register of licensed sponsors, as published on 30 October 2026, and Companies House records for company number 01236815. We update it daily. Always confirm a licence status on GOV.UK.

All sponsors

Sidenor UK Ltd

Active

LondonManufacturing & IndustrialListed under this name since 31 Jan 2022

Can sponsor visas

It is on the Home Office register of licensed sponsors. Not every job it advertises comes with sponsorship.

Visa routes

Skilled Worker

Rating

In good standing

Live jobs

On UK job boards

Licence & visa routes

Routes

Skilled Worker

Licence rating

Worker, A rating

A rating: in good standing. B rating: downgraded and must fix problems before sponsoring new workers.

Companies House changes

Run a live check

3 changes worth checking since it was listed on 31 Jan 2022Checked 1 Nov 2026

2 Jan 2026
Director resigned: WITTENBERG, Rodolfo2 Jan 2026
Director change recorded on 2 Jan 2026. If this person was your Authorising Officer, Key Contact or Level 1 user, the change must be reported in the SMS (the Home Office sponsor system) within 20 working days.
31 Mar 2022
Director resigned: IPARRAGUIRRE CAMPOS, Gregorio31 Mar 2022
Same rule as the director change above.
31 Mar 2022
New director appointed: GOMEZ, Jose Antonio Jainaga31 Mar 2022
Same rule as the director change above.

Companies House doesn't show whether a change was reported to the Home Office, so check these against your own records.

Common questions about Sidenor UK Ltd

Is Sidenor UK Ltd a licensed UK visa sponsor?: Yes. Sidenor UK Ltd in London is on the Home Office register of licensed sponsors under this name since 2022. It can sponsor workers from overseas, but not every job it advertises comes with sponsorship.
What visa routes can Sidenor UK Ltd sponsor?: Sidenor UK Ltd is licensed for Skilled Worker. Its licence rating on the register is "Worker (A rating)".
Where is Sidenor UK Ltd based?: The register lists Sidenor UK Ltd at 1st Floor Northside House, Mount Pleasant, Cockfosters, Hertfordshire, EN4 9EB. This is usually the head office; the job itself may be somewhere else.
How current is this information?: This page uses the UK Home Office register of licensed sponsors, as published on 30 October 2026, and Companies House records for company number 01236815. We update it daily. Always confirm a licence status on GOV.UK.

Registration details

Company number: 01236815
Legal name: SIDENOR UK LIMITED
Address: 1st Floor Northside House, Mount Pleasant, Cockfosters, Hertfordshire, EN4 9EB
Website: sidenor.com/en
LinkedIn: Profile

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As of 30 October 2026, Sidenor UK Ltd (Companies House 01236815, London) holds an A-rated Worker sponsor licence covering the Skilled Worker route and has appeared on the UK Home Office register of licensed sponsors since 31 January 2022 (source: Borderless, from the GOV.UK register of licensed sponsors and Companies House). The first register date is when we first saw it listed, not the official licence date. Text-only version