--- title: "Diamond Light Source Ltd: UK sponsor licence status" canonical: https://uk-sponsors.getborderless.co.uk/sponsors/diamond-light-source-ltd-didcot-783782 register_status: active register_as_of: 2026-10-30 publisher: Borderless (https://www.getborderless.co.uk) source: UK Home Office register of licensed sponsors (Open Government Licence v3); Companies House --- # Diamond Light Source Ltd: UK sponsor licence status > As of 30 October 2026, Diamond Light Source Ltd (Companies House 04375679, Didcot) holds A-rated Worker and Temporary Worker sponsor licences covering the Government Authorised Exchange and Skilled Worker routes, and has appeared on the UK Home Office register of licensed sponsors since at least 4 August 2013 (source: Borderless, from the GOV.UK register of licensed sponsors and Companies House). ## Key facts - Register status: Active: on the current register and licensed to sponsor workers - Licence type and rating: Temporary Worker (A rating); Worker (A rating) - Visa routes: Government Authorised Exchange; Skilled Worker - First seen on the register: 4 August 2013 or earlier - Legal name: DIAMOND LIGHT SOURCE LIMITED - Industry: Professional Services - Town: Didcot - Registered address: Diamond House, Harwell Science And Innovation Campus, Didcot, Oxfordshire, England, OX11 0DE - Companies House number: 04375679 (https://find-and-update.company-information.service.gov.uk/company/04375679) - Register data as of: 30 October 2026 (GOV.UK register of licensed sponsors, re-read daily) - Web page: https://uk-sponsors.getborderless.co.uk/sponsors/diamond-light-source-ltd-didcot-783782 ## Where this sponsor sits - One of 59 licensed sponsors in Didcot: https://uk-sponsors.getborderless.co.uk/sponsors/in/didcot - One of 10,299 in Professional Services: https://uk-sponsors.getborderless.co.uk/sponsors/industry/professional-services ## Companies House changes since it joined the register 82 changes worth checking, checked 26 October 2026, newest first: - 12 Jun 2026: Director resigned: BORYSIEWICZ, Leszek Krzysztof, Professor Sir. Director change recorded on 12 Jun 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. - 1 Oct 2025: New director appointed: OYSTON, Petra Claire Farquhar, Dr. Director change recorded on 1 Oct 2025. If this person is now 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. - 30 Sep 2025: Director resigned: WILSON, Keith Sanderson, Professor. Director change recorded on 30 Sep 2025. 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. - 1 Apr 2025: New director appointed: ECCLESTON, Roger Soulsby, Professor. Director change recorded on 1 Apr 2025. If this person is now 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 2025: Director resigned: PARTRIDGE, Alan, Dr. Director change recorded on 31 Mar 2025. 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 Dec 2024: Secretary resigned: GREGORY, Linda. Company secretary change recorded on 31 Dec 2024. 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 Dec 2024: New secretary appointed: HIRD, Sean Michael, Dr. Company secretary change recorded on 31 Dec 2024. If this person is now 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. - 7 Dec 2024: New director appointed: BORYSIEWICZ, Leszek Krzysztof, Professor Sir. Director change recorded on 7 Dec 2024. If this person is now 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. - 7 Dec 2024: Director resigned: SMITH, Adrian Frederick Melhuish, Professor. Director change recorded on 7 Dec 2024. 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. - 5 Jul 2024: Share capital filing. Share capital filing recorded on 5 Jul 2024. No new majority owner was notified, so this is usually routine. If it did pass a controlling interest to someone new, the licence does not transfer automatically, and a new licence application may be needed within 20 working days. - 28 Jun 2024: New director appointed: GRANT, Victoria Louise. Director change recorded on 28 Jun 2024. If this person is now 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. - 1 Jan 2024: New director appointed: PARTRIDGE, Alan, Dr. Director change recorded on 1 Jan 2024. If this person is now 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 Dec 2023: Director resigned: THOMSON, Mark Andrew, Professor. Director change recorded on 31 Dec 2023. 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 Dec 2023: Director resigned: DAVIES, Philip Leon Marshall. Director change recorded on 31 Dec 2023. 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. - 12 Oct 2023: New director appointed: BOTTON, Gianluigi Andrea, Dr. Director change recorded on 12 Oct 2023. If this person is now 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. - 4 Apr 2023: New shares issued (allotment). Share capital filing recorded on 4 Apr 2023. No new majority owner was notified, so this is usually routine. If it did pass a controlling interest to someone new, the licence does not transfer automatically, and a new licence application may be needed within 20 working days. - 31 Oct 2022: Director resigned: HARRISON, Andrew, Professor. Director change recorded on 31 Oct 2022. 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: New shares issued (allotment). Share capital filing recorded on 31 Mar 2022. No new majority owner was notified, so this is usually routine. If it did pass a controlling interest to someone new, the licence does not transfer automatically, and a new licence application may be needed within 20 working days. - 29 Mar 2022: New secretary appointed: GREGORY, Linda. Company secretary change recorded on 29 Mar 2022. If this person is now 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. - 29 Mar 2022: New director appointed: FOREMAN, Morag Helen, Dr. Director change recorded on 29 Mar 2022. If this person is now 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. - 17 Feb 2022: Director resigned: CURSON, Anna. Director change recorded on 17 Feb 2022. 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. - 11 Oct 2021: Secretary resigned: GREEN, Christopher James, Dr. Company secretary change recorded on 11 Oct 2021. 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. - 6 May 2021: New shares issued (allotment). Share capital filing recorded on 6 May 2021. No new majority owner was notified, so this is usually routine. If it did pass a controlling interest to someone new, the licence does not transfer automatically, and a new licence application may be needed within 20 working days. - 15 Mar 2021: Registered office address changed. Registered office change recorded on 15 Mar 2021. If the address on your sponsor licence has changed, the change must be reported in the SMS (the Home Office sponsor system) within 20 working days. - 12 Mar 2021: New secretary appointed: GREEN, Christopher James, Dr. Company secretary change recorded on 12 Mar 2021. If this person is now 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. - + 57 earlier changes on the web page Companies House cannot show who holds the licence roles or whether a change was reported to the Home Office, so these are prompts to check against your own records, not findings. ## Sponsored jobs 0 live vacancies tracked for this employer (9 tracked all-time), harvested daily from Reed, Adzuna, Jooble and Careerjet and matched by employer name. - Project Planner · United Kingdom · £41,414–£45,510 · expired · https://jobviewtrack.com/v2/OkLAaA7CHR6mL58LvZLIGVT3RTZVdeSmNEP775FPdTYLHbL4ojcnruCkReb4VRem41qO2a4N8y6NDh1G-LiivpvUE5N27QmNgMHxPk4w2pWG08DeLS_JVPLXdiJT4nZIICR2_HqbzI_DFqz4uw-76bzOsQ0SRi4MlhA53wPg1QXEQMervhcFNzwn7dr3O0tpdJ_-GYSwkuQobJJWytVrMnlqGrc_pmWNnV8xADCPpfQ - Mechanical Technician (ID) · United Kingdom · £33,253–£35,376 · expired · https://jobviewtrack.com/v2/sKKnqBeKUT2uyiUq7kZM_X9ZBpdqAnCUO5XoclJggQJmWnu1bI0q66POJmFZArHmTiqus0TD69I3Xa-jqQ2Cb4oESHp6naVMDUFeXuJKeFYxMfMy_ajkeKrsg3bp-1eoPgaNnacEkbpROBi1z_OzGQbSPmUWH0N1zadfPICtBZHVFisy46eDgEQYioV6ry1Tk8U7sTcO24wuc55IxKqZbU0ff6doip2HmmNZ70Va1tU - Electrical Technician/Senior Electrical Technician · Didcot · £33,253–£52,337 · expired · https://www.reed.co.uk/jobs/electrical-technician-senior-electrical-technician/57335145 - PDRA - LEAPS-TECH: Standardised Electrochemical Environments · United Kingdom · £41,414–£45,510 · expired · https://jobviewtrack.com/v2/aXHzqv80GpOnFQ-x1SV55gSqKKzXonDIDs4z5Mxn-n3Ulkm8EuRvamKA8VoMrI8ZN7xJZMHHJpo5yfHnjGyUHO0VRsyyXjcbb9ZdedFkNpFoz-8QlgQc1GPVjsQ-QrgUrVYeqRN-5YjYqqCF6tmrTb4qHiTLN48uVETeMDrduMp1LlM7vNUlDSkkgrtkHYzQsmU2rWvKPZjAif4e1thQV5-JnWjI_PPq_B_N6plXSL4 - Postdoctoral Research Associate - Scientific Software Development · Harwell, Oxfordshire · £41,414–£45,510 · expired · https://jobviewtrack.com/v2/ShIhI0m6JQB7cGhQKkb2a_DtpDPbji3MH1tOIWkuty6l-KAzv4XqYsqdWSDY6mZD6lJynFtpe5Iw-G379BhpvhFQmZO0mxQpVPSUMogeModFvfGhGGlWizrslBIbSHibP2AqxHjX4NEDocLdiOYkpRgW_6w902I7AHCW8yrqOI48kwWJM7xel1i2Ug9Q9l_xOxs_lEBR2Cx0JYzZ7ekE4a_KFwdiZROfg0kbvkkdSFA - Power Electronics Engineer/Senior Power Supply Technician · Harwell, Oxfordshire · £41,414–£45,510 · expired · https://jobviewtrack.com/v2/89d4zEQj7npSpsdO25bPdI4S2vFxL8r1yX0EtZQ01Hce7M5Y4ephNqV-j4CuhJvV3K6sSt9nkh2ukEmHqtD6vEA8ZXfPtKU2fymSUBGcmHOSodVVpqkHcqrdb0LiuxGTIWa4_6pegSf--8UBOKawQdoLU2XifAX30vfbKde4DhBvMeGx-fVMrKTP2BOq1CfN7M4v5o8vY_WJnJwYY5sjN0mPK1C0g-J4gf9m1TrEY5I - Payroll Advisor · Didcot · £33,253–£34,315 · expired · https://www.reed.co.uk/jobs/payroll-advisor/57248919 - Electrical Technician/Senior Electrical Technician · Didcot · £33,253–£52,337 · expired · https://www.reed.co.uk/jobs/electrical-technician-senior-electrical-technician/57127873 A vacancy listed here does not by itself mean the role is offered with sponsorship. Check the advert or ask the employer. ## Common questions about Diamond Light Source Ltd ### Is Diamond Light Source Ltd a licensed UK visa sponsor? Yes. Diamond Light Source Ltd in Didcot is on the Home Office register of licensed sponsors and has been since at least 2013. It can sponsor workers from overseas, but not every job it advertises comes with sponsorship. ### What visa routes can Diamond Light Source Ltd sponsor? Diamond Light Source Ltd is licensed for Government Authorised Exchange and Skilled Worker. Its licence rating on the register is "Temporary Worker (A rating)". ### Where is Diamond Light Source Ltd based? The register lists Diamond Light Source Ltd at Diamond House, Harwell Science And Innovation Campus, Didcot, Oxfordshire, England, OX11 0DE. 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 04375679. We update it daily. Always confirm a licence status on GOV.UK. ## About this data - Source register: UK Home Office, Register of Licensed Sponsors (Workers), https://www.gov.uk/government/publications/register-of-licensed-sponsors-workers (Open Government Licence v3). GOV.UK is authoritative; confirm there before relying on a licence status. - Company records: Companies House, https://find-and-update.company-information.service.gov.uk/ - Published by Borderless (https://www.getborderless.co.uk), an OISC-regulated UK immigration provider. This is public register data, not legal advice. - "First seen on the register" is when this organisation first appeared in our data, not the official licence grant date. - Web page: https://uk-sponsors.getborderless.co.uk/sponsors/diamond-light-source-ltd-didcot-783782 - This fact sheet: https://uk-sponsors.getborderless.co.uk/sponsors/diamond-light-source-ltd-didcot-783782.md - Site overview for AI agents: https://uk-sponsors.getborderless.co.uk/llms.txt - Something wrong? Request a correction from the web page and the Borderless team will check it.