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Contains public sector information licensed under the Open Government Licence v3.0. Data comes from Find a Tender and Contracts Finder. Award records link to an official notice where Bidwake has verified the source link.

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CAVENDISH NUCLEAR LIMITED — page 2 | Bidwake

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CAVENDISH NUCLEAR LIMITED

Supplier record

CAVENDISH NUCLEAR LIMITED

This page summarises award records that name this supplier and the public buyers listed alongside it. Published names are joined when identifiers or close name matches support the link.

Supplier summary

Award records: 37
Published value assigned to this supplier: £160.2m
Values not counted: 16

Names and identifiers

Bidwake groups published names using company identifiers or closely matching names.

Companies House number: 03975999
Recorded name variants: 4

CAVENDISH NUCLEAR LIMITED; Cavendish Nuclear; Cavendish Nuclear Limited; Cavendish Nuclear Ltd

Supplier record sections

Award history
Buyer relationships
Published awards

Award history

Published records by year

Each row counts award records linked to this supplier. A single procurement can produce more than one award.

Annual award records and published value assigned to this supplier
Year	Awards	Value counted	Values not counted
2026	6	Value not published	6
2025	5	£1,588,467	0
2024	9	£51,477,778	0
2023	8	£2,828,522	3
2018	2	£9,300,000	1
2017	1	£95,000,000	0

Buyer relationships

Buyer relationships by value counted

Ranked by published value assigned to this supplier, then by award count.

SupplierCAVENDISH NUCLEAR LIMITED

Sellafield Ltd1 award · £95,000,000 published value
Sellafield Ltd4 awards · £50,034,477 published value

Source records

Published awards

Page 2 of 2 · 37 records.

P1 - Provision of technical author support
Buyer: Nuclear Restoration Services Limited (Dounreay)
End date in notice
23 Dec 2025
Value shown in notice
£69,675Published award value
Official source
Open the official Contracts Finder notice for P1 - Provision of technical author support
View record references
Source
Contracts Finder
Award or lot reference
ocds-b5fd17-9e019041-da94-4333-a983-120580cd66e9 / ocds-b5fd17-9e019041-da94-4333-a983-120580cd66e9-1
Waste Characterisation Support
Buyer: Dounreay, a division of Magnox Limited
End date in notice
26 Nov 2025
Value shown in notice
£520,151Published award value
Official source
Open the official Contracts Finder notice

Dounreay Site Restoration Limited1 award · £9,300,000 published value

Magnox Limited1 award · £1,268,265 published value

At-a-glance view of the first 4 buyers in the ranked list below.

Sellafield Ltd1 award · £95,000,000 published value
Sellafield Ltd4 awards · £50,034,477 published value
Dounreay Site Restoration Limited1 award · £9,300,000 published value
Magnox Limited1 award · £1,268,265 published value
Nuclear Restoration Services Limited (Dounreay)2 awards · £1,044,200 published value
Nuclear Restoration Services Limited7 awards · £869,130 published value · 4 values excluded
Sellafield Ltd1 award · £727,500 published value
Dounreay, a division of Magnox Limited1 award · £520,151 published value
Nuclear Waste Services Limited3 awards · £474,592 published value · 1 values excluded
LLWR trading as Nuclear Waste Services1 award · £468,000 published value

for Waste Characterisation Support

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-338a9047-05b8-4779-ba7c-22b8f43f049d / ocds-b5fd17-338a9047-05b8-4779-ba7c-22b8f43f049d-1

ILW Engineering Management Support 24/25

Buyer: Nuclear Restoration Services Limited

End date in notice: 31 Jul 2025
Value shown in notice: £400,000Published award value
Official source: Open the official Contracts Finder notice for ILW Engineering Management Support 24/25

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-8b044851-b819-4322-be69-f3c8716a12ae / ocds-b5fd17-8b044851-b819-4322-be69-f3c8716a12ae-1

WP 4929 - NWS Site Measurement Services (PCM Waste)

Buyer: LLWR

End date in notice: 29 Jul 2025
Value shown in notice: £242,016Published award value
Official source: Open the official Contracts Finder notice for WP 4929 - NWS Site Measurement Services (PCM Waste)

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-eff9d401-0f5f-4e95-8636-3d850f17ec04 / ocds-b5fd17-eff9d401-0f5f-4e95-8636-3d850f17ec04-1

Technical and Professional Services Support Framework

Buyer: Dounreay, a division of Magnox Limited

End date in notice: 19 Jun 2025
Value shown in notice: £15,000,000Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for Technical and Professional Services Support Framework

About this figure

This award names more than one supplier but does not divide the published value between them. The figure is shown for context and is not assigned to one supplier.

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-59df8522-d7bd-4fec-8f67-497f0b71a275 / ocds-b5fd17-59df8522-d7bd-4fec-8f67-497f0b71a275-1

Box Encapsulation Plant (BEP) Radiometric Equipment

Buyer: Sellafield Ltd

End date in notice: 30 Apr 2025
Value shown in notice: £254,477Published award value
Official source: Open the official Contracts Finder notice for Box Encapsulation Plant (BEP) Radiometric Equipment

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-6e5fa299-cae9-4f34-a82a-36eba2805f2c / ocds-b5fd17-6e5fa299-cae9-4f34-a82a-36eba2805f2c-1

Berkeley Vaults R2 R3 R4 Support and Maintenance Issue (FY24-25)

Buyer: Nuclear Restoration Services Limited

End date in notice: 31 Mar 2025
Value shown in notice: £141,355Published award value
Official source: Open the official Contracts Finder notice for Berkeley Vaults R2 R3 R4 Support and Maintenance Issue (FY24-25)

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-6dec0a6f-6f96-43d5-b993-716d4e116cc6 / ocds-b5fd17-6dec0a6f-6f96-43d5-b993-716d4e116cc6-1

Assurance monitoring of containers

Buyer: LLWR trading as Nuclear Waste Services

End date in notice: 31 Mar 2025
Value shown in notice: £468,000Published award value
Official source: Open the official Contracts Finder notice for Assurance monitoring of containers

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-b08cf2e0-7ce1-440a-8e79-115741daf441 / ocds-b5fd17-b08cf2e0-7ce1-440a-8e79-115741daf441-1

Technical Support for Oldbury FED Retrieval Design to DAR 3 - FY23/24 & 24/25

Buyer: Magnox Limited

End date in notice: 28 Feb 2025
Value shown in notice: £1,268,265Published award value
Official source: Open the official Contracts Finder notice for Technical Support for Oldbury FED Retrieval Design to DAR 3 - FY23/24 & 24/25

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-dc90b66e-3365-47fa-b8dd-b6926085bf5f / ocds-b5fd17-dc90b66e-3365-47fa-b8dd-b6926085bf5f-1

Thermo Support

Buyer: Magnox LTD

End date in notice: 30 Jun 2024
Value shown in notice: £70,590Published award value
Official source: Open the official Contracts Finder notice for Thermo Support

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-8540e2b3-6502-483a-bada-bf2397b6a67a / ocds-b5fd17-8540e2b3-6502-483a-bada-bf2397b6a67a-1

Provision of AmCam Handheld Monitors

Buyer: Sellafield Ltd

End date in notice: 30 Mar 2024
Value shown in notice: £727,500Published award value
Official source: Open the official Contracts Finder notice for Provision of AmCam Handheld Monitors

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-bfece275-a33a-4be3-b2b0-67c01ab88424 / ocds-b5fd17-bfece275-a33a-4be3-b2b0-67c01ab88424-2

Dosimetry 2022+

Buyer: Magnox Ltd

End date in notice: 19 Jul 2023
Value shown in notice: £7,230,000Whole award value; not assigned to one supplier
Official source: Open the official Contracts Finder notice for Dosimetry 2022+

About this figure

This award names more than one supplier but does not divide the published value between them. The figure is shown for context and is not assigned to one supplier.

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-5c0f0fcf-bb14-4cee-94a8-d5560ac9d35d / ocds-b5fd17-5c0f0fcf-bb14-4cee-94a8-d5560ac9d35d-1

Deplanting, Decommissioning & Demolition of the DMTR Facility

Buyer: Dounreay Site Restoration Limited

End date in notice: 4 Jul 2022
Value shown in notice: £9,300,000Published award value
Official source: Open the official Contracts Finder notice for Deplanting, Decommissioning & Demolition of the DMTR Facility

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-f968882b-6192-451f-8167-324e628a3cc3 / ocds-b5fd17-f968882b-6192-451f-8167-324e628a3cc3-1

Engineering Design Services

Buyer: UK Atomic Energy Authority

End date in notice: 30 Jun 2019
Value shown in notice: £0Published award value
Official source: Open the official Contracts Finder notice for Engineering Design Services

About this figure

The notice gives a value of £0, which is not included in totals.

View record references

Source: Contracts Finder
Award or lot reference: ocds-b5fd17-419a8178-1077-4339-bd8b-007531195fd5 / ocds-b5fd17-419a8178-1077-4339-bd8b-007531195fd5-1